Best Safest Car Seat For 4 Year Old

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 Extend2Fit Convertible Car Seat, 2-in-1 Forward & Rear-Facing Baby Car Seat, 1.8-30 kg (4-65 lb), Carter

Graco Tranzitions 3-in-1 Harness Booster Seat, Toddler to Big Kid Car Seat from 10-45 kg (22-100lb), Harness/Highback/Backless Booster, Proof

Diono Radian 3R, 3-in-1 Convertible Car Seat, Rear & Forward Facing, 10 Years 1 Car Seat, Slim Design Fits 3 Across, Blue Sky

Cosco Scenera Next Convertible Car Seat

Graco TurboBooster Highback Booster Seat, 2-in-1 Convertible Car Seat, Highback to Backless Booster, Celeste

Graco TrioGrow SnugLock 3-in-1 Car Seat Featuring Anti-Rebound Bar, Leland

Britax One4Life All-in-One Car Seat, Onyx

Safety 1st Grow and Go Arb 3-In-1 Car Seat - Roan

Chicco MyFit Harness + Booster Car Seat, 5-Point Harness and High Back Seat, For children 25-100 lbs. - Notte/Black & Grey