After extensive research, I’ve determined that the Graco 4Ever DLX 4-in-1 Convertible Car Seat is the best all-in-one car seat for 2024. It can accommodate children aged 4, weighing up to 120 pounds, and keep them safe and snug for up to a decade! With impressive safety ratings, it provides peace of mind.

Generally, a child will use three car seats by the time they grow old enough not to need one. Three seats can be a lot of money for a parent on a budget. This is why car seats like the Graco 4Ever DLX 4-in-1 Convertible – lasting up to ten years – are popular. Graco uses the latest technology to ensure its seat’s integrity over the long ride, such as the exclusive InRight LATCH, providing a one-second attachment. The company’s engineers also anticipate how standards will change so that they can proactively cater to them. Add the fact that the seat is made from durable materials, and you understand why this seat made it to the top of my list.    

The good news is that the Graco 4Ever DLX 4-in-1 Convertible Car Seat is one of many great products around. So, if it isn’t your cup of tea, I have assembled another five for you to consider. Let’s dive in. 

ProductWeight LimitHeight LimitMode
Graco 4Ever DLX Convertible Car Seat4-120 lbs.57”Rear-FacingForward-Facing
Britax One4Life All-In-One Car Seat5-120 lbs49”Rear-FacingForward-Facing
Evenflo EveryStage DLX Convertible Seat4-120 lbs.55”Rear-FacingForward-Facing
Safety 1st Grow and Go 3-in-15-110 lbs57”Rear-FacingForward-Facing
Diono Radian 3QXT 4-in-15-120 lbs.57”Rear-FacingForward-Facing
Maxi Cosi Magellan XP Max All-in-One5-120 lbs.57”Rear-FacingForward-Facing

Criteria For Choosing the Best All-In-One

It’s easy to assemble a group of all-in-one infant car seats and call them the best in 2024; explaining how that list came together can be a little more challenging. This is why I need to show that I didn’t just pick random seats to place on this list. Here are the criteria I used: 

Safety

The reason you want to have an infant car seat is to protect your child in the event of a crash. Therefore, I first examine whether a specific car seat has passed the relevant regulations in the country where it’s sold. 

In the US, the seat has to pass federal safety standards, and this information should be provided on labels attached to the product. In Europe, infant car seats must meet the ECE R44/04 or the ECE R129 regulations. So, before I even put a specific car seat on my list, it needs to tick all the safety boxes.    

All-in-One 

Since this is a list of all-in-one car seats, any product making it should be designed to carry the baby through the years. Most good all-in-one seats promise they are suitable for babies from birth up to ten years.

When I created this list, I was looking for a product that would save parents money so that they buy just one car seat for their child instead of changing through several products as the child grows.     

Fit 

I ensure the fit is perfect for each growth stage when looking for the best all-in-one seats. The seat should be made so that the harness and seat belt sit in such a way that leaves the baby comfortable. For instance, for forward-facing seats, I need the harness to be at the shoulder of the child or a little higher.  

The Budget 

Very few parents have an endless supply of money, so we always seek the best value for money. I often head over to reviews from parents who have used the infant seats to determine whether I will get what I have paid for or more. When I have an opportunity, I ask to test a specific infant car seat for a week or so to provide a review. Many companies will let me test these seats and provide an honest review. 

1. Graco 4Ever DLX 4 in-1 Car Seat – Best Overall

Best Overall
Graco 4Ever DLX 4 in 1 Car Seat, Infant to Toddler Car Seat, with 10 Years of Use, Fairmont
4.5
  • 4 in 1 car seat gives you 10 years of use: seamlessly transforms from rear facing harness car seat (4 40 pounds), to forward facing harness car seat (22 65 pounds), to high back belt positioning booster (40 100 pounds), to backless belt positioning booster (40 120 pounds)
  • Graco protect Plus engineered helps to protect Your little one in frontal, side, rear and rollover crashes
  • Simply safe adjust harness system adjusts the height of your harness and headrest to 10 positions in one motion to ensure that Your child is always properly secured.Do not use bleach
What We Liked:
  • Lasts ten years
  • Six different recline angles
  • Ten different harness heights
  • Easy to clean
  • Accommodates a higher weight limit than other seats
  • ProtectPlus engineered
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The Graco, 4Ever DLX 4 in 1 Car Seat, beats the competition mainly because it will accommodate your child until they reach 120 pounds. This means you may only need one car seat for your child when they no longer need it.  

This seat’s got a high-back booster mode that’ll keep your child comfortable and safe up to 100 pounds. Once they reach that milestone, you can convert it to a backless booster for the remaining 20 pounds. This saves you from the hassle of constantly upgrading your child’s car seat. 

The Graco, 4Ever DLX 4’s ProtectPlus, is a safety system that keeps your little ones safe in different crashes – front, side, rear, and even rollovers. With ten harness/headrest heights and six recline positions, the Graco 4Ever DLX 4’s ProtectPlus ensures a comfortable ride for your child. Plus, installing it is easy, thanks to Graco’s Inright Latch Attachment and integrated belt lock-off. 

The removable cover is machine-washable, and the rest of the seat can be wiped clean. If you want a slimmer option, check out the affordable Graco SlimFit 3-in-1!

Pros

  • 10-year lifespan.
  • 6 recline angles to suit various needs.
  • 10 adjustable harness heights for customizable comfort.
  • Simple to clean and maintain.
  • Accommodates a higher weight range compared to other seats.
  • ProtectPlus engineering for added safety.

Cons

  • Adjustment straps are limited in length.
  • The fabric is prone to wear and tear.

 

Graco 4Ever DLX

SimplySafe Harness

Along with that, the 4Ever DLX also comes with the SimplySafe harness adjust system with ten different harness/headrest heights. The seat can also be reclined at six different angles. When it comes to installation, this seat shouldn’t pose too many issues. It comes equipped with Graco’s Inright Latch Attachment, which only requires one quick click to be installed.

There’s also an integrated belt lock-off to ensure a tight and secure installation. Cleaning should also pose little to no issue as the cover is removable and you don’t need to uninstall the seat to do so.

The cover is machine-washable and the rest of the seat can be cleaned with a damp washcloth. If you need a similar car seat with a slim profile at a great price, check out the Graco SlimFit 3-in-1.

2. Britax One4Life Car Seat – Super Easy ClickTight Installation

Best Safety Features
Britax One4Life ClickTight All-In-One Car Seat – 10 Years of Use – Infant, Convertible
4.5
  • 10 YEARS of use: One4Life convertible to booster car seat grows with your child from 5 - 120 lbs and up to 63" Tall
  • PREMIUM, SOFT TOUCH FABRIC: 4-way stretch athleisure fabric is comfortable and easy to clean
  • INSTALL CONFIDENTLY: with ClickTight Installation, you'll know it's right in 3 easy steps: open, thread & buckle, click it closed
What We Liked:
  • Ventilated, breathable fabric
  • Super customizable to your child
  • Easy to clean
  • Lots of added safety features
  • Easy to install
  • Lasts up to 10 years
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In the Britax One4Life Car Seat, your little one can ride rear-facing until they hit 50 pounds. Forward-facing in a harness, the infant can use the seat until they are 65 pounds. They can use the 40-120 pounds seat as a high-back booster, with seven color options for their top-of-the-line convertible car seat. It can be used for ten years!

Britax’s ClickTight installation system takes the stress out of installation for parents. You only need to pinch open the seat bottom, buckle up the seat belt, thread it through, and click the seat closed.

Pro

  • Ventilated, breathable fabric
  • Easy to clean
  • Lots of added safety features
  • Easy to install
  • Lasts up to 10 years

Cons

  • Not compatible with ClickTight rebound bar
  • Pricier than other all-in-one seats

Safecell Technology

The One4Life convertible car seat by Britax has two layers of side-impact protection, a high-strength steel frame, and a v-shaped tether for extra stability. And, with Safecell technology on board, you are assured your baby will remain safe and secure in the event of a crash.

The Britax seat is also free of pesky flame retardants in its fabric, so you can breathe easily, knowing your child isn’t exposed to harmful chemicals. And when it’s time to give the seat a good clean, the SafeWash cover has your back – it’s both machine-washable and dryer-safe for ultimate convenience.

Britax One4Life

Ventilated Mesh Fabric

The built-in cooling channels and ventilated mesh keep your little one from overheating. A 15-position headrest and nine recline options provide ultimate customization and comfort.

3. Evenflo EveryStage DLX – Best For Preemies

Evenflo EveryFit 4-in-1 Convertible Car Seat
4.6

The Evenflo EveryStage DLX baby car seat is a versatile and reliable convertible car seat that grows with your child. It can accommodate children from 4 to 120 pounds, making it a one-time investment that will last for many years.


This car seat features an easy-to-adjust headrest and harness, so you can customize the fit to your child's size and comfort. Its advanced safety features include a steel-reinforced frame, impact-absorbing base, and side-impact protection, all of which ensure your child's safety during a collision. The car seat also features machine-washable covers and a convenient built-in cup holder. The Evenflo EveryStage DLX has been rigorously crash tested and meets or exceeds federal safety standards.


What We Liked:
  • 90-day limited warranty
  • Great for extended rear-facing
  • Easy to clean
  • Rigorously crash tested
  • Five different reclines
  • Great for preemies
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The Evenflo EveryStage can handle babies as tiny as 4 pounds and will stick with them until they hit 120 pounds. This is the seat for the parent looking for a budget-friendly option that will last. This is the product you need if you are looking for an extended rear-facing seat. Your child can ride facing the back until they reach 50 pounds.

The Evenflo EveryStage has FIVE different recline positions. Plus, it’s specially designed to minimize head slump while in rear-facing mode. That means your little one can ride safely without worrying about their airways getting blocked.

Pros 

  • 90-day limited warranty
  • Great for extended rear-facing
  • Easy to clean
  • Rigorously crash tested
  • 5 different reclines
  • Great for preemies

Cons 

  • Difficult to tighten the harness
  • Initial installation may be tricky
Evenflo EveryStage DLX All in One Car Seat

EasyClick LATCH

Evenflo has EasyClick LATCH technology that makes installing the seat easy. This technology also ensures a 3x tighter install than other LATCH seats. So you know your child is always comfortable. 

Safety 

The Evenflo EveryStage has undergone rigorous safety testing, including energy levels twice the amount required by federal safety standards. That means your child will be riding in the safest ride possible.

Cleaning 

This seat has a removable and machine-washable seat pad for those inevitable spills and accidents. Plus, it comes with two removable and dishwasher-safe cup holders. So your little one can stay hydrated, and you can stay sane.

4. Safety 1st Grow and Go 3-in-1 – Most Affordable

Best Budget Car Seat
Safety 1st Grow and Go All-in-One Convertible Car Seat
4.5
$159.99

Safety 1st Grow and Go 3-in-1 Convertible Car Seat is noted to be crafted to grow with your children, from as small as 5 lbs (rear-facing) to 65 lbs (forward-facing) and 100 lbs (belt-positioning booster seat).

 It also is super easily adjustable in terms of both the headrest and the harness, which means that your child will always be comfortable and secure, no matter how big they get. 

Safety First car seats are always noted to have some of the top safety features, and this is certainly one of the finest available on the market.

What We Liked:
  • Adjustable three-position recline
  • Has harness holders that keep the harness open
  • Two integrated cup holders
  • Super easy to clean
  • One of the most affordable, and high-quality convertible options
  • Parent-friendly strap holders
  • A convertible seat that grows with your child
  • Side impact protection
  • Comes in a variety of colors
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05/23/2024 02:28 pm GMT

The Safety 1st Grow and Go 3-in-1 Convertible Car Seat meets or exceeds Federal, ASTM, and JPMA standards. It grows with your child from 5 pounds up to 100 pounds. This means you won’t have to buy new seats as your child grows.

Sure, there are only three recline positions, but Safety First makes up for it with a built-in harness holder that keeps both straps out of the way. Plus, there are two cup holders (because hydration is key, folks) and a machine-washable seat cover in many fun colors. Remember, this seat is spacious and lightweight but might be too wide for small cars. 

Pros

  • Easy to clean with removable seat covers
  • Attractive design
  • Adjust the height of the headrest and harness in one easy step

Cons

  • Only three reclining positions are available
  • Maybe a tight fit in smaller cars

5. Diono Radian 3QXT 4-in-1 – Best for Travel

Diono Radian 3QXT 4-in-1 Rear and Forward Facing

The Diono Radian 3QXT is a versatile and safe car seat suitable for infants and young children. It has been rigorously tested and exceeds federal safety standards with a steel frame, reinforced sides, and a five-point harness. The car seat can be used in both rear-facing and forward-facing positions, with weight limits of 50 and 65 pounds respectively, and a height limit of 112 and 57 inches. The seat is FAA approved for air travel and features adjustable headrest and plush memory foam padding for comfort. With a 10-year lifespan, the Diono Radian 3QXT is a reliable choice for families looking for a long-lasting and safe car seat.


What We Liked:
  • Supports rear-facing until 50 pounds, longer than most
  • Steel core and frame
  • Anti-rebound bar
  • Easy click installation
  • Can wash and dry covers
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The Q series features eight layers of side impact protection and a steel anti-rebound bar for rear-facing use. An anti-rebound bar helps reduce rebound rotation and braces the car seat in case of a crash. 

The Q series also boasts a 12-position headrest – higher than previous models and a memory foam seat for maximum comfort. 

And get this: the 3QXT is perfect for jet-setting families. It’s slim enough to fit on most airplane seats (17″ profile), folds flat for easy transport, and comes with a travel-high wedge to angle newborns and keep their airways open. Plus, you can fit three of these baby seats across most backseats. Talk about maximizing space!

The Q series has a 10-year expiration date and is suitable for rear-facing 4-50 pounds, forward-facing 22-65 pounds, and highback booster from 40-120 pounds. So you’ll get plenty of use out of it.

Pros

  • Includes a travel wedge, newborn insert and harness pads, and an anti-rebound bar
  • Wider weight range for rear-facing
  • Steel core and frame
  • Easy click installation 
  • Can wash and dry covers

Cons

  • While fitting three across a car seat is possible, installation can be challenging.
  • Expensive option

6. Maxi Cosi Magellan XP Max All-in-One – Best Luxury

Maxi-Cosi Magellan Xp Max All-In-One Convertible Car Seat
4.5

The Maxi Cosi Magellan XP Max is an all-in-one baby car seat that accommodates children from 5 to 120 pounds and can be used as a rear-facing, forward-facing, or booster seat. It meets federal safety standards and features an adjustable headrest and recline positions, a 5-point harness system, and advanced side impact protection.


The car seat is highly recommended for its versatility, comfort, and safety features. It provides parents with the convenience of a single purchase that can last through multiple stages of their child's growth, giving them peace of mind while on the road.


What We Liked:
  • Soft, plush fabric and padding
  • Easy to tighten
  • ClipQuik magnetic chest clip
  • Washable, removable seat and cup holders
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This convertible car seat has five different modes to accommodate your growing child. It can be used rear-facing, forward-facing, and as a booster, holding up to 120 pounds.

The XP Max also boasts fourteen different headrest positions, seven recline options, and an adjustable torso for ultimate comfort. Maxi Cosi has upgraded the seat with high-quality, washable fabric and padding that can be easily removed with an EZ zipper.

Buckling up your little one has never been easier, thanks to the one-handed magnetic chest clip and a harness system that keeps those pesky straps out of the way. And when it comes to installation, the XP Max has got you covered with a one-click LATCH system that’s a breeze. 

Pros

  • Soft, plush fabric and padding
  • Easy to tighten
  • ClipQuik magnetic chest clip
  • Washable, removable seat and cup holders

Cons

  • Wide
  • Expensive- but it’s the only seat you’ll need!

Other 9 Options That Didn’t Make the List

7.Cybex Eternis S All-in-One Seat – Works Well for Preemies

CYBEX Eternis S with SensorSafe, Convertible Car Seat
4.6

The Cybex Eternis S All-in-One Seat is a versatile convertible car seat that can be used in three modes: rear-facing for infants, forward-facing for toddlers, and as a booster seat for older children. It features advanced safety features such as a steel-reinforced frame, side-impact protection, and SensorSafe 2.0 technology to keep your child safe and secure.


The seat has a sleek and stylish design, is easy to install, and comes with adjustable headrest and recline positions. This car seat is an ideal choice for parents who want a safe, comfortable, and long-lasting car seat for their child.


What We Liked:
  • Removable cup holder
  • SensorSafe technology
  • Easy to clean
  • Comfortable padding
  • Easy to install
  • Manufactured in the USA
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The Eternis S is one of our picks because not only will it last a long time, but it works well for preemies. The seat will accommodate as low as 4 pounds and will last until your child exceeds 120 pounds.

This one is also great because it allows rear-facing up to 50 pounds, while many other seats cap off at 40 pounds. While this one is on the higher end when it comes to price, it has several convenient features to make using it much easier.

There are magnetic buckle holders to keep straps out of the way and it comes in four different color options too. In order to get the right fit, the seat has a 3-position headrest recline and a 10-position seat recline. The headrest also has 12 different height adjustments as well.

SensorSafe Technology

The Eternis S is also equipped with several safety features including SensorSafe technology in the chest clip.

SensorSafe technology pairs with the BlueTooth connection on your phone to notify you if there are any issues with the buckle along with some other functions as well (too long in the car seat, the seat is too hot, etc..).To add to the convenience factor, the seat comes equipped with a removable cup holder.

8.Graco Grows4Me 4-in-1 Car Seat – The Most Affordable

Graco Grows4Me 4 in 1 Car Seat
4.9

The Graco Grows4Me 4-in-1 baby car seat is a versatile and adjustable car seat that can be used from infancy to beyond toddlerhood. It can be used as a rear-facing infant car seat, forward-facing harness car seat, high-back booster seat, and backless booster seat. It has undergone rigorous crash tests and received a 5-star rating from NHTSA.


The car seat features an adjustable headrest, harness, and recline positions, as well as a storage compartment and cup holder. It has a 10-year lifespan and no known recalls, with Graco providing excellent customer service. It is a safe and comfortable investment in your child's travel safety.


What We Liked:
  • Super durable
  • Can be a high back or backless booster
  • Installs via LATCH or seatbelt
  • Great buy for the price
  • Easy to install
  • Two different color options
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This Graco seat will grow with your child up until they surpass 110 pounds.

It comes equipped with the Simply Safe Adjust harness adjustment system and can be adjusted with one hand. The headrest has 10 positions to choose from and six recline positions.

Two Different Booster Modes

This is a 4-in-1 seat as well, which means not only can it be used as a high-back booster, but as a backless booster as well. Keep in mind though, the highback booster caps at 100 pounds while the backless option caps at 110 pounds.

In addition to its booster modes, the seat also comes with a handy storage compartment for the harness when not in use.

The Grows4Me can be installed via LATCH or the vehicle’s seatbelt.

We really like this seat because of its durability. It’s made with a steel-reinforced frame and has undergone several crash tests to prove itself. This seat meets and exceeds all federal US safety standards. Along with these features, the seat comes with a cupholder as well. Read a more detailed review of the Grows4Me car seat

9. Graco TrioGrow SnugLock LX 3-in-1 Seat – Great for Long Trips

Graco Grows4Me 4 in 1 Car Seat
4.9

The Graco Grows4Me 4-in-1 baby car seat is a versatile and adjustable car seat that can be used from infancy to beyond toddlerhood. It can be used as a rear-facing infant car seat, forward-facing harness car seat, high-back booster seat, and backless booster seat. It has undergone rigorous crash tests and received a 5-star rating from NHTSA.


The car seat features an adjustable headrest, harness, and recline positions, as well as a storage compartment and cup holder. It has a 10-year lifespan and no known recalls, with Graco providing excellent customer service. It is a safe and comfortable investment in your child's travel safety.


What We Liked:
  • Super durable
  • Can be a high back or backless booster
  • Installs via LATCH or seatbelt
  • Great buy for the price
  • Easy to install
  • Two different color options
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The TrioGrow made our list for its ease of installation and other convenient features. For starters, the seat is equipped with SnugLock technology to ensure a secure installation. This is perhaps the most important aspect of a car seat, so this specific belt-locking technology is helpful.

3-in-1 Car Seat

This Graco seat has the ability to be used in rear-facing, forward-facing harness, and belt-positioning booster mode. Your child will be able to use this one until they surpass 100 pounds. Safety is also a big priority with the TrioGrow, along with other Graco car seats.

Graco TrioGrow SnugLock LX 3-in-1 Seat - SnugLock Technology

ProtectPlus Technology

This is ProtectPlus engineered, meaning Graco has put the seat through rigorous crash testing to determine its durability. The TrioGrow also comes with a rapid remove cover for easy washing and fuss-free harness pockets for extra convenience. It has six different recline positions along with ten adjustable headrest settings.

10. Diono Radian 3RXT All-in-One Seat – Approved for Air Travel

Diono Radian 3RXT SafePlus, 4-in-1 Convertible Car Seat, Rear and Forward Facing,
4.7
$259.99 $209.99

The Diono Radian 3RXT All-in-One Seat is a versatile baby car seat designed to grow with your child from birth to 120 pounds. It can be used as a rear-facing infant seat, a forward-facing toddler seat, and a booster seat. The seat features a steel frame and aluminum reinforced sides for maximum strength and safety, and it is designed to fit 3-across in most mid-size vehicles.


The car seat also includes a SafeStop energy-absorbing harness and a 5-point harness system for added protection. The Diono Radian 3RXT All-in-One Seat is FAA approved for use on aircraft, making it a great option for families who travel frequently. It has a 10-year lifespan, so you can trust it will keep your child safe for many years to come.


What We Liked:
  • Plenty of colors to choose from
  • Slim design
  • Easy to carry
  • Air travel approved
  • Lasts longer than most all-in-one seats
  • Encourages extended rear-facing
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05/23/2024 10:53 am GMT

The original “three across” car seat is getting a new model this year. The Diono Radian features a super slim, space-saving design and will allow you to fit three seats next to each other in most vehicles.

Diono Radian 3RXT All-in-One Convertible Seat - Super Slim Design

It’s designed with a steel core and uses SuperLATCH technology for installation. We like this seat a lot because it encourages extended rear-facing.

Your child can rear-face in this seat until they surpass 45 pounds. After that, it can be used in forward-facing harness mode until 65 pounds and highback booster mode until 120 pounds.

Great for Air Travel

This seat is also really convenient for frequent flyers (or anyone planning an airplane trip soon). The seat can be folded in half for easy carrying and the seat is also approved for air travel. The 2020 edition of this seat is available in four different color options: Black Jet, Gray Slate, Purple Plum, and Red Cherry.

11. Evenflo EveryFit 4-in-1 Car Seat – Lasts Longer than Most Seats

Evenflo EveryFit 4-in-1 Convertible Car Seat
4.6

The Evenflo EveryStage DLX baby car seat is a versatile and reliable convertible car seat that grows with your child. It can accommodate children from 4 to 120 pounds, making it a one-time investment that will last for many years.


This car seat features an easy-to-adjust headrest and harness, so you can customize the fit to your child's size and comfort. Its advanced safety features include a steel-reinforced frame, impact-absorbing base, and side-impact protection, all of which ensure your child's safety during a collision. The car seat also features machine-washable covers and a convenient built-in cup holder. The Evenflo EveryStage DLX has been rigorously crash tested and meets or exceeds federal safety standards.


What We Liked:
  • 90-day limited warranty
  • Great for extended rear-facing
  • Easy to clean
  • Rigorously crash tested
  • Five different reclines
  • Great for preemies
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The Evenflo EveryFit is another seat on our list that is really good for preemies. Not only will it last until your child doesn’t need it anymore, but it can be used as long as your child is at least 4 pounds.

This seat can be used in rear-facing mode up to 40 pounds, forward-facing up to 65 pounds, highback booster from 40-120 pounds, and backless from 40-120 pounds.

We like this seat too because the fabric is made of a specific airflow mesh to maximize breathability. Along with that, the EveryFit comes with a convenient, removable snack tray along with a cupholder for drinks too.

SureSafe Quick Connecting LATCH

If you’re worried about installation, this seat comes equipped with SureSafe quick connecting LATCH capability for fast and easy installation. Along with that, the headrest can be adjusted with one hand and offers 12 different positions. The EveryFit also has four different recline positions too.

12. Graco Slim-Fit 3-in-1 Seat – Great for Small Cars

Space-Saving Car Seat
Graco SlimFit 3 in 1 Car Seat -Slim & Comfy Design
  • 3-in-1 car seat grows with your child from rear-facing harness (5-40 pounds) to forward-facing harness (22-65 pounds) to highback booster (40-100 pounds)
  • Slim design with dual integrated cup holders that rotate away, making the seat 10% slimmer to save valuable back seat space
  • Graco ProtectPlus Engineered: A combination of the most rigorous crash tests that helps to protect your little one in frontal, side, rear and rollover crashes
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This model is an excellent choice because it grows with your child, from 5 pounds all the way to 100 pounds. Safety-wise you can’t get much better.

It is made and crash tested to meet or exceed U.S. standard FMVSS 213. It’s also been tested for side-impact testing.

Great for Small Cars

People who have bought this seat also like it because it’s a good fit for smaller cars and has lots of cushion for their babies. Special features include an adjustable four-position recline that grows with your child. The seat cover is washable, and the seat comes with rotating cup holders.

13. Evenflo Symphony Elite All-In-One – Comfortable & Easy to Install

Evenflo Symphony Elite All-In-One Convertible Car Seat
4.7
  • This All-In-One Convertible Car Seat fitting children from 5-110 lbs. is the only car seat you'll ever need providing rear-facing, forward facing and booster capabilities
  • The Symphony DLX helps protect rear facing infants from 5-40 lbs., forward facing toddlers from 22-65 lbs. and high back booster mode supports children 40-110 lbs.
  • Easy to install in vehicles in only 60 seconds using Evenflo's exclusive, auto-retracting Sure LATCH connectors with no pulling necessary
What We Liked:
  • Can be installed in 60 seconds with the 5-point infinite slide harness
  • Pads can be machine washed separately
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The Evenflo symphony seat supports children from 5 to 110 pounds, so you have an extra ten pounds of leeway here versus the Graco model above.

Evenflo Symphony Elite All-In-One

It exceeds all federal and safety guidelines and features Evenflo’s e3 side impact protection. The slide harness means you get an accurate fit every time.

This can be helpful as the seasons change and the bulkiness of your child’s clothing changes. It’s also easier to use and adjust as your child grows. In the special features department, your little one can ride in style with an expandable cup holder to fit drinks of all sizes.

14. Baby Jogger City View Space Saving All-In-One Car Seat

Baby Jogger City Turn Rotating Convertible Car Seat
4.7

The Baby Jogger City Turn Rotating Convertible car seat is a safe and comfortable option for families on the go. It is FAA approved for air travel, has a recommended lifespan of 10 years, and offers rear-facing limits up to 45 pounds and forward-facing limits up to 65 pounds.


The car seat has been tested in various crash scenarios, exceeding federal safety standards. Its rotating feature makes it easy to switch between rear and forward-facing positions, and it also has multiple recline positions, an adjustable headrest, and a 5-point harness system to adapt to a child's growth. It's a reliable and safe choice for parents who prioritize their child's safety.


What We Liked:
  • Installs easily using push-button LATCH
  • Narrow design
  • Customers comment on the plush padding
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When you’re looking for an all-in-one car seat, you may scroll past this one because of the price. It’s hard not to notice that it costs nearly double many of the other all-in-one car seats.

But, remember what we said? You get what you pay for, and this model is loaded with features you may love. Safety-wise, it meets or exceeds all government standards. It includes a secure-stop anti-rebound bar.

This reduces rearward movement during a crash, but can only be used in the rear-facing position. Just like its competitors, this seat can be used for children from five pounds to 100 pounds.

In the special features department, the headrest can be adjusted in ten different positions. You can change it as your child grows. The cup holder is also detachable. You can not only put it on either side, but you can take it out making it easy to wash.

15. Graco Milestone All-In-One Convertible Car Seat, Gotham

Graco Milestone 3 in 1 Car Seat, Infant to Toddler Car Seat
4.8
$311.97

The Graco Milestone All-In-One Convertible car seat grows with your child from infancy to toddlerhood and beyond, accommodating weights from 5 to 100 pounds. It can be used as a rear-facing infant seat, a forward-facing toddler seat, and a high-back booster.


This car seat has undergone rigorous crash testing to meet or exceed US safety standards and features a 5-point harness system, adjustable headrest and harness heights, and multiple recline positions. The seat pad is removable and machine washable. With the Graco Milestone All-In-One Convertible car seat, your child is both safe and comfortable during car rides.


What We Liked:
  • Removable plush inserts for greater infant comfort
  • Washable seat cover
  • Slender fit for smaller cars
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05/23/2024 02:34 am GMT

From five pounds to 100 pounds, the Graco milestone model will be with your child for a long time. It’s priced right and has many safety features that parents love.

Graco Milestone All-In-One Convertible Car Seat, Gotham

Graco uses an exclusive InRight LATCH attachment. This allows you to install it easily and safely with an audio click, so you know you’ve done it right.

The Simply Safe Adjust Harness System adjusts the height of the harness and headrest so that your child is always safely buckled. This car seat also meets or exceeds all U.S. safety standards and has been side impact tested.

It reclines in four different positions and does include a cup holder. Beyond that, there aren’t any other special features included with this seat.

Best All In One Car Seats

Buyers Guide: What To Look For?

Durability

We know how annoying it can be to keep shelling out cash for a new seat every time your baby grows an inch. That’s why all-in-one car seats are a godsend! They can grow with your child and save you a lot of cash. But let’s be honest here – safety is critical. You don’t want to compromise your child’s safety by buying a seat that will fall apart or crack when you need it most. That’s why durability is crucial!

Ensure you’re looking into safety ratings and crash test results before making your final decision. You want a car seat that’s passed all the requirements and then some! Trust us, your little one’s safety is worth every penny.

Also, research to see if the model you’re interested in has ever been recalled. This information can be a good indication as to whether the car seat is durable and one that you want to consider.

Price

Since you’re only buying one car seat versus two or three as your child grows, you can expect to pay more for all-in-one versus other car seats. But, if you add up the cost of two or three car seats, you’ll find the value of an all-in-one is reasonable.

Generally speaking, the price will be less than the cost of buying multiple seats. Remember that the brand and features you choose will impact the cost. More features mean it will be more expensive.

If expense is an issue, choose the all-in-one seat you want and add it to your baby registry. Often people will buy a more substantial gift together, especially a necessity, like a car seat.

Special Features

Let’s talk about the fantastic perks of baby car seats! Some seats have fancy extras like a cup holder or extra neck support – just like pimped-out cars! Of course, the more bells and whistles you want, the more dough you’ll have to shell out. 

But why settle for a plain and boring seat when your little one can be cruising in style and comfort? A cup holder will save you from playing hot potato with a sippy cup while driving, and a plush headrest can help soothe cranky kiddo. It’s up to you to decide if these features are worth the splurge.

Final Thoughts

Overall, the all-in-one car seat adapts to your child’s growth and can be used from infancy to booster seat age. No need to worry about buying a new car seat every few years!

These car seats can adjust to different positions and configurations to accommodate your child’s changing needs. Plus, they’re designed to be the only car seat you’ll ever need to purchase for your child.

But before you go off and buy just any all-in-one car seat, there are some critical factors to consider. You want to ensure it has top-notch safety ratings, is easy to install, provides the ultimate comfort for your child, and is compatible with your vehicle.

Now that you know what to look for when buying an all-in-one car seat, check out our reviews of the best car seats in the market today.   

Author

Welcome to my car seat blog! As a mom of 3, I put together with other hard-working moms a highly informative one-stop car seat resource, full with many reviews and buyer guides. I hope you find it invaluable. Thank you for trusting me & my team! - Keren

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Keren Simanova

Welcome to my car seat blog! As a mom of 3, I put together with other hard-working moms a highly informative one-stop car seat resource, full with many reviews and buyer guides. I hope you find it invaluable. Thank you for trusting me & my team! - Keren