Mercedes-Benz GLS Mercedes-Benz GLS 2020 BMW 3-Series BMW 3-Series 2021

We are 103,000+ car owners sharing real-world car information.

Join Us

Mercedes-Benz GLS (2020) vs. BMW 3-Series (2021) Specs

How powerful is the engine? How much room is in the back seat? Get the 2020 Mercedes-Benz GLS and 2021 BMW 3-Series specs.

2020 Mercedes-Benz GLS and 2021 BMW 3-Series Specifications

Model Year 2020 2021  
Model Mercedes-Benz GLS BMW 3-Series  
Engine turbocharged
4.0L V8 Hybrid
DOHC-4v
360 kW@5500
700 Nm@2000
turbocharged
3.0L I6 Hybrid
DOHC-4v
285 kW@5800
500 Nm@1800
 
Transmission 9-speed shiftable automatic 8-speed shiftable automatic  
Drivetrain AWD AWD  
Body 4dr SUV 4dr Sedan  
      Difference
Wheelbase 3,134 mm 2,850 mm 1 mm
Length 5,207 mm 4,717 mm 1 mm
Width 2,029 mm 1,826 mm 1 mm
Height 1,824 mm 1,443 mm 0 mm
Curb Weight 2,610 kg 1,800 kg 1 kg
Fuel Capacity 90 L 59 L 31 L
Headroom, Row 1 1,001 mm 983 mm -982 mm
Shoulder Room, Row 1 1,506 mm 1,422 mm 0 mm
Legroom, Row 1 1,024 mm 1,067 mm 0 mm
Headroom, Row 2 1,021 mm 955 mm -954 mm
Shoulder Room, Row 2 1,486 mm 1,387 mm 0 mm
Legroom, Row 2 1,064 mm 894 mm -893 mm
Legroom, Row 3 879 mm 0 mm 879 mm
Total Legroom 2,967 mm (over 3 rows) 1,961 mm (over 2 rows) 1 mm
Cargo Volume, Minimum 493 L 479 L 14 L
Cargo Volume, Behind R2 1,209 L 16.9 -15.9 L
Cargo Volume, Maximum 2,398 L 16.9 -14.9 L

Return to top

What Our Members Are Saying about the Seat Room and Comfort of the 2020 Mercedes-Benz GLS

None of our members have yet commented on the seat room and comfort of the 2020 Mercedes-Benz GLS.

Be the first!

What Our Members Are Saying about the Seat Room and Comfort of the 2021 BMW 3-Series

None of our members have yet commented on the seat room and comfort of the 2021 BMW 3-Series.

Be the first!

See TrueDelta's information for all SUVs
See TrueDelta's information for all Mercedes-Benz models.