BMW 6-Series BMW 6-Series 2012 Mercedes-Benz GLS Mercedes-Benz GLS 2021

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BMW 6-Series (2012) vs. Mercedes-Benz GLS (2021) Specs

How powerful is the engine? How much room is in the back seat? Get the 2012 BMW 6-Series and 2021 Mercedes-Benz GLS specs.

2012 BMW 6-Series and 2021 Mercedes-Benz GLS Specifications

Model Year 2012 2021  
Model BMW 6-Series Mercedes-Benz GLS  
Engine turbocharged
4.4L V8
DOHC-4v
560 hp@6000
500 lb-ft@1500
turbocharged
4.0L V8 Hybrid
DOHC-4v
603 hp@5750
627 lb-ft@2500
 
Transmission 7-speed automated manual 9-speed shiftable automatic  
Drivetrain RWD AWD  
Body 2dr Coupe 4dr SUV  
      Difference
Wheelbase 112.4 in 123.4 in -11 in
Length 192.8 in 205.0 in -12.2 in
Width 74.6 in 79.9 in -5.3 in
Height 53.9 in 71.8 in -17.9 in
Curb Weight 4284 lb. 5828 lb. -1544 lb.
Fuel Capacity 18.5 gal. 23.8 gal. -5.3 gal.
Headroom, Row 1 40.0 in 39.4 in 0.6 in
Shoulder Room, Row 1 56.9 in 59.3 in -2.4 in
Legroom, Row 1 42.1 in 40.3 in 1.8 in
Headroom, Row 2 35.7 in 40.2 in -4.5 in
Shoulder Room, Row 2 49.7 in 58.5 in -8.8 in
Legroom, Row 2 30.5 in 41.9 in -11.4 in
Legroom, Row 3 0.0 in 34.6 in -34.6 in
Total Legroom 72.6 in (over 2 rows) 116.8 in (over 3 rows) -44.2 in
Cargo Volume, Minimum 16.2 ft3 17.4 ft3 -1.2 ft3
Cargo Volume, Behind R2 16.2 42.7 ft3 -26.5
Cargo Volume, Maximum 16.2 ft3 84.7 ft3 -68.5 ft3

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