The Chicco Fit3x ClearTex and the Graco SlimFit3 LX are two of the narrowest car seats on the market. At first glance, they appear very similar in size and specs. However, there are a few key differences that may make one a better choice for your family’s needs.

If you’re at all familiar with Graco car seats, you know they love to have confusing, similar names. With three versions of the SlimFit, plus 2 versions of the True3Fit LX, it’s important to understand which car seat models are the narrowest if you’re looking to fit 3-across in your back seat.