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Overview

When the tuning experts at AMG are turned loose on a Mercedes-Benz, the result is an enthusiast’s dream, even when they’re tasked with transforming the relatively mundane GLA250 subcompact SUV. The Mercedes-AMG GLA-class is a dual-threat, starting with the 302-hp GLA35 and ratcheting up to the fire-breathing 382-hp GLA45. Along with standard all-wheel drive, both have impressive acceleration, and Mercedes claims a 4.3-second rip from zero to 60 for the GLA45. Handling is poised, but some people might find the ride is too stiff. However, that’s AMG’s cover charge for this particular type of agility, so sensitive folks will likely prefer the Benz-branded GLA-class. Still, the GLA doesn’t lose much else in the transformation from Benz to AMG, and the GLA35 and GLA45 both offer all the high-tech features and interior luxuries as the GLA250. They AMG twins are just better at raising heart rates.

What’s New for 2022?

Like its sedan sibling—the CLA-class—the GLA-class crossover receives few changes for 2022. A new Rose Gold paint is available, and the Premium package now includes SiriusXM satellite radio. A new AMG Night Package Plus appearance kit is available, too, bringing black grille louvres and black exterior badging.

Pricing and Which One to Buy

    Both the GLA35 and GLA45 have a host of standard performance features, including all-wheel drive and a sport-tuned suspension, that increase the driving excitement versus the regular Mercedes-Benz GLA250. From an enthusiast’s perspective, that 382-hp turbo-four fitted to the GLA45 makes it most compelling choice, and it’s the one we’d choose.

    Engine, Transmission, and Performance

    The AMG-massaged turbocharged four-cylinder makes 302-hp in the GLA35, and Mercedes claims that’s enough to rocket the SUV to 60 mph in just 5.0 seconds. The higher-powered GLA45 can do the same deed in a claimed 4.3 seconds. In our testing, the outgoing GLA45—which made 375-hp—hit 60 mph in 4.0 seconds, so we think Mercedes is being conservative on its acceleration claims for the enhanced models. AMG engineers have imbued these versions with the same amount of athleticism as the previous generation of GLA-class with a touch more ride comfort. The outgoing model offered very little suspension compliance, which resulted in a punishing ride.

    Mercedes-AMG

    Fuel Economy and Real-World MPG

    The GLA35 is estimated to deliver 23 mpg city and 29 mpg highway, and the more powerful GLA45 is predictably thirstier, with ratings of 20 mpg city and 27 mpg highway. These efficiency numbers are similar to rivals such as the BMW X2 M35i and the Mini Cooper Countryman JCW. We haven’t had a chance to test the new GLA35 of GLA45 models on our 75-mph highway fuel economy route. For what it’s worth, the X2 M35i managed an impressive 33 mpg in the same test, and the last-generation GLA45 turned in a 28-mpg result. For more information about the GLA35 and GLA45’s fuel economy, visit the EPA’s website.

    Interior, Comfort, and Cargo

    The GLA-class’s interior is roomier for rear-seat riders than the last generation model, and that applies to the GLA35 as well. Interior material quality has taken a step up and the interior design closely resembles the other new Mercedes SUVs that have recently launched. Sporty-looking front seats, red stitching, red seatbelts, a flat-bottomed steering wheel, and carbon-fiber interior trim all give the AMG version of the GLA-class a racier ambiance. Cargo space is slightly larger than the outgoing model and the load floor is now flush with the sill for easier loading and unloading.

    Mercedes-AMG

    Infotainment and Connectivity

    Two giant 10.3-inch infotainment displays dominate the GLA-class’s dashboard. One serves as a reconfigurable gauge display, and the other handles the infotainment system. The interface features Mercedes-Benz’s MBUX software, which offers the “Hey Mercedes” voice control system, but it also can be controlled via the touchscreen or the touchpad mounted on the center console. The system includes standard Apple CarPlay and Android Auto capability, but navigation costs extra.

    Safety and Driver-Assistance Features

    A suite of advanced driver-assistance features are offered as part of the Driver Assistance package, but automated emergency braking is standard. For more information about the GLA-class’s crash-test results, visit the National Highway Traffic Safety Administration (NHTSA) and Insurance Institute for Highway Safety (IIHS) websites. Key safety features include:

    • Standard automated emergency braking
    • Available lane-departure warning and lane-keeping assist
    • Available adaptive cruise control

      Warranty and Maintenance Coverage

      Basic warranty coverage of four years or 50,000 miles is included with the purchase of a new GLA-class, but both the BMW and the Mini offer three years of complimentary scheduled maintenance.

      • Limited warranty covers four years or 50,000 miles
      • Powertrain warranty covers four years or 50,000 miles
      • No complimentary scheduled maintenance

        Specifications

        Specifications

        2021 Mercedes-AMG GLA45

        VEHICLE TYPE
        front-engine, all-wheel-drive, 5-passenger, 4-door hatchback

        BASE PRICE (C/D EST)
        $55,000

        ENGINE TYPE
        turbocharged and intercooled DOHC 16-valve inline-4, aluminum block and head, port and direct fuel injection
        Displacement
        122 in3, 1991 cm3
        Power
        382 hp @ 6500 rpm
        Torque
        354 lb-ft @ 4750 rpm

        TRANSMISSION
        8-speed dual-clutch automatic

        DIMENSIONS
        Wheelbase: 107.4 in
        Length: 174.6 in
        Width: 72.8 in
        Height: 62.5 in
        Curb weight (C/D est): 3600 lb

        PERFORMANCE (C/D EST)
        60 mph: 3.9 sec
        100 mph: 9.7 sec
        1/4 mile: 12.4 sec
        Top speed: 155 mph

        EPA FUEL ECONOMY (C/D EST)
        Combined/city/highway: 25/23/29 mpg

        More Features and Specs

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