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Updated January 2022
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BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. Read more  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own. Read more  
BestReviews spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We buy all products with our own funds, and we never accept free products from manufacturers.Read more 
Bottom line
Pros
Cons
Best of the Best
Graco SlimFit All-in-One Convertible Car Seat
Graco
SlimFit All-in-One Convertible Car Seat
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Space Saving
Bottom Line

Slightly narrower dimensions and position-adjustable cup holders make this option ideal for larger families with limited backseat space.

Pros

Not overly wide. Adjustable cup holders rotate inward to save space. Roomy interior with plush padding and a supportive headrest. Easy-to-wash cover. 4 rear and forward-facing recline positions. Adapts to a belt-positioning booster seat. Sturdy steel frame, but lightweight overall.

Cons

Harness release button can be difficult to reach.

Best Bang for the Buck
Graco Affix Backless Booster Car Seat
Graco
Affix Backless Booster Car Seat
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Bottom Line

A backless booster that still has anchors to help keep the seat steady in the car.

Pros

Can handle a child up to 57" tall. Works well in a bucket seat. Has a latch system that helps keep the seat steady. Good for smaller cars. Includes a cup holder and a little cubby to hold small items. Kids report this is a comfortable seat.

Cons

The tether straps on this model are a little short for some larger vehicles.

Graco Nautilus 3 in 1 Harness Booster Car Seat
Graco
Nautilus 3 in 1 Harness Booster Car Seat
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Bottom Line

This seat may help you keep your growing child in a five-point harness a little longer, thanks to its rating up to 100 lbs. and ability to transition into a booster.

Pros

Has a cup holder and arm rests. Steel reinforced frame. Can do three different recline positions. Can handle children from 20 lbs. all the way up to 100 lbs. Can become a backless booster. Headrest can adjust for comfort. Comes in several color options.

Cons

This car seat seems to have less padding than others on the market.

Graco TurboBooster
Graco
TurboBooster
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Bottom Line

An inexpensive lightweight booster with a lot of padding that can serve as a good transition from a five-point harness.

Pros

Starts as 30 lbs. Head rest. Material is easy to clean. Easy to transfer between cars. Leaves room for other boosters or car seats in the same row. Can fit taller kids well.

Cons

The assembly on this model can be a little complicated.

Graco TurboBooster LX
Graco
TurboBooster LX
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Bottom Line

A comfortable and safe booster that can attach to the seat and offers some nice added features.

Pros

Includes clips to attach booster to the seat. Good cushioning. Has a cup holder and a hide away drawer the kids love. Back can be removed as your child grows. A good choice for taller children. It sits low to the seat, making it easier for little kids to get in and out of the seat themselves.

Cons

The padding on this seat is not very thick.

HOW WE TESTED

We recommend these products based on an intensive research process that's designed to cut through the noise and find the top products in this space. Guided by experts, we spend hours looking into the factors that matter, to bring you these selections.

30
Models
Considered
60
Consumers
Consulted
14
Hours
Researched
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The team that worked on this review
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