10 bestBooster Car Seat 3 Year Oldsof July 2026
112M consumers helped this year.
16% off
1

CYBEX Gold child car seat Solution G2 Plus, For ages 3 months to 12 year olds (100 - 150 cm), Max. 50 kg, For cars with and without ISOFIX, Moon Black (Black)
Cybex

9.9
12% off
2

CYBEX Gold child car seat Solution G2 Comfort, For ages 3 to 12 year olds (100 - 150 cm), Max. 50 kg, For cars with and without ISOFIX, Magic Black (Black)
Cybex

9.8
3

Maxi-Cosi RodiFix S Comfort i-Size, Breathable Comfort Fabrics, Adjustable High Back Booster Seat, 3.5-12 Years (100-150cm), 3 Recline Positions, G-Cell Protection, AirProtect, Authentic Black
Maxi-Cosi

9.7
4

BRITAX RÖMER car seat KIDFIX 2 Z LINE, from 4 to 12 Years Old Children, ISOFIX Car Seat, Child from 15 to 36kg (Group 2/3), Space Black
Britax Römer

9.5
5

Graco Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (Approx. 3.5 to 12 Years), Hunter Fashion
Graco

9.3
OtherUp to 28% off
6

BRITAX RÖMER Child Car Seat KIDFIX PRO M, for Children from 100-150 cm (i-Size) with and Without ISOFIX, 35-12 Years, Dusty Rose - Style
Britax Römer

9.1
13% off
7

Graco Junior Maxi i-Size R129 Highback Booster car seat with cupholders, Suitable from 100-150cm (approx. 3.5 to 12 years), Midnight fashion
Graco

8.9
44% off
8

Graco Eldura R129 Harness Booster Car Seat, Convertible Harness to Highback Booster, 76–145 cm, 15 Months–12 Years, Midnight
Graco

8.6
6% off
9

Maxi-Cosi RodiFix S i-Size, High Back Booster Seat, 3.5-12 Years (100-150 cm), Child Car Seat, 3 Recline Positions, Adjustable Height/Width, G-Cell Side Impact Protection, AirProtect, Tonal Graphite
Maxi-Cosi

8.4
10

Maxi-Cosi RodiFix M i-Size, High Back Booster Seat, 3.5 - 12 years, 100 - 150cm, Kids Car Seat, G-CELL Side Impact Protection, Adjustable Height, Quick & Easy Buckle Up, ISOFIX Car Seat, Basic Black
Maxi-Cosi

8.1
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