Mercedes-Benz GLA-Class vs Mercedes-Benz GLB-Class Compare price, expert/user reviews, mpg, engines, safety, cargo capacity and other specs at a glance.

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2025 Mercedes-Benz GLA-Class 1.3 GLA 180 Sport Edition
Photo of 2020 model year shown

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2025 Mercedes-Benz GLB-Class 1.3 GLB200 AMG Line Executive
Photo of 2019 model year shown

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Specs

2025 Mercedes-Benz GLA-Class
1.3 GLA 180 Sport Edition
2025 Mercedes-Benz GLB-Class
1.3 GLB200 AMG Line Executive
Powertrain 7-speed Automatic 7-speed Automatic
Drivetrain
FWD
FWD
Fuel economy, city -- --
Fuel economy, motorway -- --
Fuel tank volume 163 L 197 L
Engine
Fuel type
Petrol
Petrol
Power
100 kW
120 kW
Torque
271 N-m @ 1,460 RPM
339 N-m @ 4,000 RPM
Cylinders
4 cylinders
4 cylinders
Engine size
1,332 cc
1,332 cc
Interior
Maximum seating 5 seats 7 seats
Front legroom -- --
Rear legroom -- --
Exterior
Length 112.06 m 117.7 m
Width 51.31 m 51.31 m
Height 41.05 m 42.98 m
Wheelbase 69.32 m 71.86 m

Available Options

2025 Mercedes-Benz GLA-Class
1.3 GLA 180 Sport Edition
2025 Mercedes-Benz GLB-Class
1.3 GLB200 AMG Line Executive

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