Mercedes-Benz GLS Mercedes-Benz GLS 2021 Mercedes-Benz GLA Mercedes-Benz GLA 2021

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Mercedes-Benz GLS (2021) vs. Mercedes-Benz GLA (2021) Specs

How powerful is the engine? How much room is in the back seat? Get the 2021 Mercedes-Benz GLS and 2021 Mercedes-Benz GLA specs.

2021 Mercedes-Benz GLS and 2021 Mercedes-Benz GLA Specifications

Model Year 2021 2021  
Model Mercedes-Benz GLS Mercedes-Benz GLA  
Engine turbocharged
4.0L V8 Hybrid
DOHC-4v
603 hp@5750
627 lb-ft@2500
turbocharged
2.0L I4
DOHC-4v
382 hp@6500
354 lb-ft@4750
 
Transmission 9-speed shiftable automatic 8-speed automated manual  
Drivetrain AWD AWD  
Body 4dr SUV 4dr SUV  
      Difference
Wheelbase 3,134 mm 2,728 mm 1 mm
Length 5,207 mm 4,409 mm 1 mm
Width 2,029 mm 1,834 mm 1 mm
Height 1,824 mm 1,613 mm 0 mm
Curb Weight 2,644 kg 1,745 kg 1 kg
Fuel Capacity 90 L 48 L 42 L
Headroom, Row 1 1,001 mm 991 mm -990 mm
Shoulder Room, Row 1 1,506 mm 1,420 mm 0 mm
Legroom, Row 1 1,024 mm 1,041 mm 0 mm
Headroom, Row 2 1,021 mm 968 mm -967 mm
Shoulder Room, Row 2 1,486 mm 1,392 mm 0 mm
Legroom, Row 2 1,064 mm 965 mm -964 mm
Legroom, Row 3 879 mm 0 mm 879 mm
Total Legroom 2,967 mm (over 3 rows) 2,007 mm (over 2 rows) 0 mm
Cargo Volume, Minimum 493 L 436 L 57 L
Cargo Volume, Behind R2 1,209 L 15.4 -14.4 L
Cargo Volume, Maximum 2,398 L 1,430 L 1 L

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