11 Best Convertible Car Seats 2021

Install the Britax One4Life ClickTight All-in-One Car Seat with the brand’s signature system, which locks it in snugly with minimal fuss.

A sensor in the chest clip of the Cybex Eternis S links to an app and alerts you if your child unbuckles themselves.

A stability panel used in the rear-facing position becomes a leg rest in the forward-facing position on the Nuna EXEC.

Magnets in the chest clip of the Maxi-Cosi Pria Max 3-in-1 Convertible Car Seat help it click together quickly so you can get on your way.

The Chicco Fit4 4-in-1 comes with an extra layer of fabric to leave on through toddlerhood. Remove it and the upholstery will be like new for your preschooler.

The Evenflo Gold SensorSafe EveryStage Smart All-in-One has a handy app lets you monitor the buckle to make sure it's locked. It also lets you know if the car temperature is too hot.

The versatile Graco 4Ever DLX 4-in-1 Car Seat turns into a backless booster for the biggest kids.

You can fit three Diono Radian 3RXT All-in-One Convertible car seats across the back seat.

Part of the Happy Planet Collection, the new Century Drive On 3-in-1 Car Seat has fabric made from recycled materials, and the whole seat can be mailed to TerraCycle once you’re finished with it, keeping it out of the landfill. Also nice: the very reasonable price

You can rotate the Evenflo Gold Revolve360 any which way, making loading and unbuckling so much easier. And it’s also a cinch to turn your kid from rear- to forward-facing when the time comes. 

If you have multiples or kids of different ages, you can safely put up to three of the 16.7-inch-wide Graco SlimFit3 3-in-1 Car Seats across the backseat of most family vehicles.