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    UPPAbaby Alta Car Seat
    Alta

    A highback-only booster from Uppababy with a lap-belt positioner.

    Description

    A highback-only booster from Uppababy with a lap-belt positioner.

    Ratings Scorecard

    Test Results

    Booster fit (with back)

    Booster fit (with back)

    A rating that reflects a booster seat's ability to correctly position the lap and shoulder belts in various test vehicles using a child-sized dummy, when used as a highback booster. Additionally, it includes an assessment of the booster's compatibility with vehicle seats and interior components.

     /  5
    Booster fit (no-back)

    Booster fit (no-back)

    A rating that reflects a booster seat's ability to correctly position the lap and shoulder belts in various test vehicles using a child-sized dummy, when used as a backless booster. Additionally, it includes an assessment of the booster's compatibility with vehicle seats and interior components.

     /  5
    Ease of use

    Ease of use

    Our evaluation of how easy each seat is to use, including items such as the clarity of labels and instructions, the ease of achieving an appropriate belt fit, and the transition between highback and backless modes where applicable.

     /  5

    About

    The UPPAbaby Alta is part of the Car Seats test program at Consumer Reports. In our lab tests, Booster Seats models like the Alta are rated on multiple criteria, such as those listed below.

    Booster fit (with back) A rating that reflects a booster seat's ability to correctly position the lap and shoulder belts in various test vehicles using a child-sized dummy, when used as a highback booster. Additionally, it includes an assessment of the booster's compatibility with vehicle seats and interior components.

    Booster fit (no-back) A rating that reflects a booster seat's ability to correctly position the lap and shoulder belts in various test vehicles using a child-sized dummy, when used as a backless booster. Additionally, it includes an assessment of the booster's compatibility with vehicle seats and interior components.

    Ease of use Our evaluation of how easy each seat is to use, including items such as the clarity of labels and instructions, the ease of achieving an appropriate belt fit, and the transition between highback and backless modes where applicable.

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