Best Car Seats for 4 Year Olds Updated February 2026
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Best Car Seats for 4 Year Olds
2026 Buyer's GuideUpdated February 2026
Advertiser disclosure About our rankings
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Best Car Seat for 4 Year Old
1

10.0

Graco Tranzitions 3-in-1 Harness Booster Car Seat, Forward Facing Car Seat, Highback, to Backless Booster, Proof
Quality
Ease of installation
Comfort
Fit
Safety
Value for money
5K+ bought in past month
Best Car Seat for 4 Year Old

10.0

1
Graco Tranzitions 3-in-1 Harness Booster Car Seat, Forward Facing Car Seat, Highback, to Backless Booster, Proof
Quality
Ease of installation
Comfort
Fit
Safety
Value for money
5K+ bought in past month
Best Car Seat for 4 Year Old

10.0

1
Graco Tranzitions 3-in-1 Harness Booster Car Seat, Forward Facing Car Seat, Highback, to Backless Booster, Proof
Available in:  3 colors
Quality
Ease of installation
Comfort
Fit
Safety
Value for money
5K+ bought in past month
Best Value
2

9.8

BubbleBum Teleport Backless Booster Car Seat, Kids Booster Seat for Car 40-100 lbs, Telescopic Portable Carseat, Ideal for Ever...
Portability
Ease of installation
Build quality
Fit
Comfort
Sturdiness
Save 6% + 15% Coupon
Best Value

9.8

2
BubbleBum Teleport Backless Booster Car Seat, Kids Booster Seat for Car 40-100 lbs, Telescopic Portable Carseat, Ideal for Ever...
Portability
Ease of installation
Build quality
Fit
Comfort
Sturdiness
Save 6% + 15% Coupon
Best Value

9.8

2
BubbleBum Teleport Backless Booster Car Seat, Kids Booster Seat for Car 40-100 lbs, Telescopic Portable Carseat, Ideal for Ever...
Portability
Ease of installation
Build quality
Fit
Comfort
Sturdiness
Save 6% + 15% Coupon
3

9.5

Chicco KidFit ClearTex Plus 2-in-1 Belt-Positioning Booster Car Seat, Backless and High Back Booster Seat, for Children Aged 4 ...
Quality
Ease of installation
Comfort
Security
Safety
Value for money
Read Full Review

9.5

3
Chicco KidFit ClearTex Plus 2-in-1 Belt-Positioning Booster Car Seat, Backless and High Back Booster Seat, for Children Aged 4 ...
Quality
Ease of installation
Comfort
Security
Safety
Value for money
Read Full Review

9.5

3
Chicco KidFit ClearTex Plus 2-in-1 Belt-Positioning Booster Car Seat, Backless and High Back Booster Seat, for Children Aged 4 ...
Available in:  9 colors ,  5 styles
Read Full Review
Quality
Ease of installation
Comfort
Security
Safety
Value for money
4

9.4

Graco Tranzitions 3-in-1 Harness Booster Car Seat, Forward Facing Car Seat, Highback, to Backless Booster, Eloise
Quality
Ease of installation
Comfort
Fit
Safety
Value for money

9.4

4
Graco Tranzitions 3-in-1 Harness Booster Car Seat, Forward Facing Car Seat, Highback, to Backless Booster, Eloise
Quality
Ease of installation
Comfort
Fit
Safety
Value for money

9.4

4
Graco Tranzitions 3-in-1 Harness Booster Car Seat, Forward Facing Car Seat, Highback, to Backless Booster, Eloise
Available in:  3 colors
Quality
Ease of installation
Comfort
Fit
Safety
Value for money
5

9.3

Cosco Kids Finale DX 2-in-1 Booster Car Seat, Forward Facing Toddler Car Seat (40-65 lbs) and Belt Positioning High Back Booste...
Quality
Weight
Ease of installation
Size
Value for money
Fit

9.3

5
Cosco Kids Finale DX 2-in-1 Booster Car Seat, Forward Facing Toddler Car Seat (40-65 lbs) and Belt Positioning High Back Booste...
Quality
Weight
Ease of installation
Size
Value for money
Fit

9.3

5
Cosco Kids Finale DX 2-in-1 Booster Car Seat, Forward Facing Toddler Car Seat (40-65 lbs) and Belt Positioning High Back Booste...
Available in:  3 colors
Quality
Weight
Ease of installation
Size
Value for money
Fit
Popular
6

9.2

Graco TurboBooster 2.0 Highback Booster Car Seat, Declan
Quality
Ease of installation
Comfort
Value for money
Safety
Weight
Read Full Review
Popular

9.2

6
Graco TurboBooster 2.0 Highback Booster Car Seat, Declan
Quality
Ease of installation
Comfort
Value for money
Safety
Weight
Read Full Review
Popular

9.2

6
Graco TurboBooster 2.0 Highback Booster Car Seat, Declan
Available in:  2 styles ,  4 colors
Read Full Review
Quality
Ease of installation
Comfort
Value for money
Safety
Weight
7

9.0

Safety 1st Grand 2-in-1 Booster Car Seat, Converts from High Back to Belt-Positioning Booster, High Back Seat for Kids 40-65, a...
Quality
Ease of installation
Value for money
Build quality
Comfort
Fit

9.0

7
Safety 1st Grand 2-in-1 Booster Car Seat, Converts from High Back to Belt-Positioning Booster, High Back Seat for Kids 40-65, a...
Quality
Ease of installation
Value for money
Build quality
Comfort
Fit

9.0

7
Safety 1st Grand 2-in-1 Booster Car Seat, Converts from High Back to Belt-Positioning Booster, High Back Seat for Kids 40-65, a...
Available in:  5 colors
Quality
Ease of installation
Value for money
Build quality
Comfort
Fit
8

8.9

Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection, Hoboken Teal
Quality
Value for money
Safety

8.9

8
Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection, Hoboken Teal
Quality
Value for money
Safety

8.9

8
Baby Trend Hybrid SI 3-in-1 Combination Booster Car Seat with Side Impact Protection, Hoboken Teal
Available in:  4 colors
Quality
Value for money
Safety
9

8.8

Safety 1st Grand 2-in-1 Booster Car Seat, Converts from High Back to Belt-Positioning Booster, High Back Seat for Kids 40-65, a...
Quality
Ease of installation
Value for money
Build quality
Comfort
Fit

8.8

9
Safety 1st Grand 2-in-1 Booster Car Seat, Converts from High Back to Belt-Positioning Booster, High Back Seat for Kids 40-65, a...
Quality
Ease of installation
Value for money
Build quality
Comfort
Fit

8.8

9
Safety 1st Grand 2-in-1 Booster Car Seat, Converts from High Back to Belt-Positioning Booster, High Back Seat for Kids 40-65, a...
Available in:  5 colors
Quality
Ease of installation
Value for money
Build quality
Comfort
Fit
Premium Pick
10

8.7

Safety 1st Grow and Go All-in-One Slim Convertible Car Seat, Rear Facing, 5-40 lbs, Forward Facing (30–65 lbs), High Back Boost...
Car seat quality
Comfort
Value for money
Safety
Padding
Size
Premium Pick

8.7

10
Safety 1st Grow and Go All-in-One Slim Convertible Car Seat, Rear Facing, 5-40 lbs, Forward Facing (30–65 lbs), High Back Boost...
Car seat quality
Comfort
Value for money
Safety
Padding
Size
Premium Pick

8.7

10
Safety 1st Grow and Go All-in-One Slim Convertible Car Seat, Rear Facing, 5-40 lbs, Forward Facing (30–65 lbs), High Back Boost...
Available in:  9 colors ,  3 styles
Car seat quality
Comfort
Value for money
Safety
Padding
Size

Our Top Choice

Best Car Seat for 4 Year Old
1

10.0

Graco Tranzitions 3-in-1 Harness Booster Car Seat, Forward Facing Car Seat, Highback, to Backless Booster, Proof
Quality
Ease of installation
Comfort
Fit
Safety
Value for money
5K+ bought in past month
Best Car Seat for 4 Year Old

10.0

1
Graco Tranzitions 3-in-1 Harness Booster Car Seat, Forward Facing Car Seat, Highback, to Backless Booster, Proof
Quality
Ease of installation
Comfort
Fit
Safety
Value for money
5K+ bought in past month
Best Car Seat for 4 Year Old

10.0

1
Graco Tranzitions 3-in-1 Harness Booster Car Seat, Forward Facing Car Seat, Highback, to Backless Booster, Proof
Available in:  3 colors
Quality
Ease of installation
Comfort
Fit
Safety
Value for money
5K+ bought in past month
Related Categories
Narrow Car SeatCheap Car SeatSafest Booster SeatHigh Back BoosterNarrow Booster SeatForward-Facing Car Seat
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Related Categories
Narrow Car SeatCheap Car SeatSafest Booster SeatHigh Back BoosterNarrow Booster SeatForward-Facing Car Seat
Related Categories
Narrow Car SeatCheap Car SeatSafest Booster SeatHigh Back BoosterNarrow Booster SeatForward-Facing Car Seat