The Graco Nautilus 65 3–in-1 is a versatile car seat that works as a booster seat. Its standout feature is the 5-point harness that can hold a child up to 100 pounds. True to its 3-in-1 character, this seat also has a 5-position adjustable headrest. If you are concerned about your child’s safety, you will like that the Graco Nautilus 65 is strengthened with a steel-reinforced frame.
The National Highway Traffic Safety Administration (NHTSA) says car crashes are a leading cause of death for children ages 1 to 13. However, properly used car seats can help reduce fatalities by 71%. These facts have made me dedicated to ensuring I have the right car seat for my child while also assisting other parents to do the same. I enjoyed testing this car seat, and my child seemed to like it too.
This article will present the Graco Nautilus 65 features, pros, and cons. I’ll also compare it with other car seats in the market so you decide which car seat is best for you and your child. So, buckle up, and let’s get started!
Graco Nautilus 65 LX 3 in 1 Harness Booster Car Seat, Featuring TrueShield Side Impact Technology
Features of the Graco Nautilus 65 3-in-1

When finding the perfect car seat for your child, the Graco Nautilus 65 is a top contender. From its durable construction to its comfortable design, the Graco Nautilus 65 has everything parents need to ensure their child’s safety and comfort on the road. Let’s look closer at the features that make the Graco Nautilus 65 one of the best car seats on the market today.
✔️ 3-in-1 convertible seat design
✔️ Safety features
✔️ Easy installation
✔️ Comfortable padding and adjustable headrest
✔️ Machine washable cover
✔️ Rigorously tested
The Graco Nautilus 65 3-in-1 comes with a 3-in-1 Convertible Seat Design
As your child grows, so do their needs when it comes to car seats. Luckily, the Graco Nautilus 65 has a 3-in-1 convertible seat design that can be adjusted to fit your child at every stage of development. It has more modes and will last your child longer than the other popular seats in the market.
Starting from a forward-facing harness seat for toddlers, the Graco Nautilus 65 can be converted into a high-back booster for older children and a backless booster for even older kids. This versatile design means parents can save money by investing in one car seat that lasts many years.



The Graco Nautilus 65 3-in-1 Safety Review
The Graco Nautilus 65 is designed with safety in mind. Its steel-reinforced frame provides maximum protection in case of a crash, and its energy-absorbing foam ensures that your child stays safe and secure.
The seat also features a five-point harness system that keeps your child snug and comfortable while providing safety measures. With the Graco Nautilus 65, you can rest assured that your child is always protected while on the road.
The Graco Nautilus 65 3-in-1 Installation
Installing car seats can be a hassle, but the Graco Nautilus 65 makes it easy. The seat has a simple-to-follow installation manual, and its LATCH system can easily be attached to your car’s seat belt anchors.
The Graco Nautilus 65 also has an easy-to-read level indicator that helps parents ensure that the seat is installed at the correct angle. This ensures that you know that your child’s car seat is installed correctly and securely.
Comfortable Padding and Adjustable Headrest
Long car rides can be uncomfortable for children, but the Graco Nautilus 65 solves that problem with its comfortable padding and adjustable headrest. This is an advantage as other convertible seats require headrest and harness adjustments to be done separately, taking up more time of your day.
The seat’s padding is soft and plush, providing your child a cozy and comfortable ride. The adjustable headrest ensures that your child’s head is always supported.
Graco Nautilus 65 LX 3 in 1 Harness Booster Car Seat, Featuring TrueShield Side Impact Technology
The Graco Nautilus 65 3-in-1 was tested.
Graco is committed to safety and rigorously tests all car seats to meet or exceed federal safety standards. It safely tests the Nautilus 65 in its crash test facility, using a variety of crash scenarios to ensure that the seat will protect your child in the event of an accident.
Comparison of The Graco Nautilus 65 With Other Similar Products
Here is a quick comparison of the Graco Nautilus 65 to other seats in its class.
Product | Star Rating* | Pros | Cons |
Graco Nautilus 65 | 4.6/5 | ClickTight technology for easy installation It can be used as a forward-facing harness, high-back booster, and backless booster Multiple recline positions Multiple layers of side impact protection | DuoGuard side-impact protectionSteel-reinforced frame It can be used as a harness booster or a high-back booster Multiple recline positionsEasy-to-adjust headrest 5-point harness. |
Britax Frontier ClickTight | 4.6/5 | Affordable, lightweight Two built-in cup holders 5-point harness system. | It can’t be used as a backless booster; May be uncomfortable for larger children. |
Evenflo Maestro Sport | 4.4/5 | ClickTight technology for easy installation It can be used as a forward-facing harness, high-back booster, and backless booster. Multiple recline positions Multiple layers of side impact protection | It can’t be used as a backless booster; It may be uncomfortable for larger children. |
Cosco Finale DX | 4.4/5 | Affordable Lightweight and easy to move between vehicles 5-point harness system Removable and dishwasher-safe cup holder | ClickTight technology for easy installation It can be used as a forward-facing harness, high-back booster, and backless booster Multiple recline positions Multiple layers of side impact protection |
Safety 1st Grow and Go | 4.4/5 | Three modes of use (rear-facing, forward-facing, and booster) Adjustable headrest and harness height includes Enhanced side impact protection Machine-washable seat pad. | Too small for larger children Some users have reported difficulty with installation. |
Chicco MyFit LE | 4.8/5 | DuoGuard side-impact protection Steel-reinforced frame It can be used as a harness booster or a high-back booster Multiple recline positionsEasy-to-adjust headrest 5-point harness. | More expensive than some other options |
Bottom Line
The Graco Nautilus 65 is an excellent option for families that want one seat to grow with their children. Once your child outgrows their infant seat and is large enough for a harnessed booster, this seat will last until they are about ten years old, giving you value for your money.