10 bestCosco Britax 3 1 Convertible Car Seatsof February 2025
112M consumers helped this year.
1

Graco 4Ever All-in-One Convertible Car Seat, 4-in-1 Baby to Big Kid Car Seat from 1.8-54 kg (4-120 lb), ProtectPlus Engineered, Rockweave
Graco
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9.9
2

Diono Radian 3R, 3-in-1 Convertible Car Seat, Rear & Forward Facing, 10 Years 1 Car Seat, Slim Design Fits 3 Across, Gray Slate
Diono
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9.8
15% off
3

Safety 1st Grow and Go Extend 'N Ride All-in-One Convertible Car Seat Back to Black
Safety 1st
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9.6
4

Maxi-Cosi Zelia Max 5-in-1 Modular Travel System, Carraige mode, Reversible toddler seat, Use from birth, Mico infant car seat (included), Essential Green
Maxi-Cosi
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9.4
5

Graco TrioGrow SnugLock 3-in-1 Car Seat, Leland
Graco
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9.2
Other
20% off
6

Safety 1st EverSlim 4-in-1 Convertible All-in-One Car Seat, infant to toddler, rear and forward facing, booster mode, backless booster, Fits 3 across, Washable seat, Birth to 10 years, Hexagon Horizon
Safety 1st
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8.9
8% off
7

Diono Cambria 2 XL 2022, 2-in-1 Belt Positioning Booster Seat, High-Back to Backless Booster with Space and Room to Grow, 8 Years 1 Booster Seat, Black
Diono

8.7
8

Diono Radian 3RXT SafePlus, 4-in-1 Convertible Car Seat, Rear and Forward Facing, SafePlus Engineering, 3 Stage Infant Protection, 10 Years 1 Car Seat, Slim Fit 3 Across, Black Jet
Diono

8.4
9

Chicco Bravo 3-in-1 Trio Travel System, Bravo Quick-Fold Stroller with KeyFit 30 Infant Car Seat and Base, Car Seat and Stroller Combo, Camden/Black & Grey
Aminoter

8.1
10

Maxi-Cosi Pria All-in-One Car Seat, 3in1, Convertible from Infant to Toddler, rear and forward facing, booster mode, washable Seat Cover, Authentic Black
Maxi-Cosi
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7.9
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