Comparison of BMW 6 Series (E24) 630 CS and Opel Commodore B 2.8 GS

Attribute	BMW 6 Series (E24) 630 CS ×	Opel Commodore B 2.8 GS ×
General
Make	BMW	Opel
Model	6 Series	Commodore
Generation	6 Series (E24)	Commodore B
Modification	630 CS	2.8 GS
Website	https://www.bmw.com	https://www.opel.com/
Number of doors	2	4
Number of seats	4	5
Body type	Coupe	Sedan
Transmission	manual	manual
Number of gears	4	4
Production from (year)	1976	1972
Production to (year)	1979	1974
Performance
Top speed (km/h)	210	184
Acceleration 0-100 km/h (s)	8.9	12
Combined consumption (l/100km)	11.4	-
Drive
Drive	Rear wheel drive	Rear wheel drive
Position of engine	Front,ongitudinal	-
Fuel	Petrol (Gasoline)	Petrol (Gasoline)
Max. power (hp)	185	142
Max. torque (Nm)	255	216
Fuel Engine
Number of cylinders	6	6
Cylinders arrangement	Inline	Inline
Valves per cylinder	2	2
Engine displacement (cm³)	2,986	2,784
Compression ratio	9	9.5
Max. power @ rpm (rpm)	5,800	5,400
Max. torque @ rpm (rpm)	3,500	3,400
Cylinder bore (mm)	89	92
Piston stroke (mm)	80	69.8
Fuel system	Carburettor	Carburettor
Valve control	-	Sohc
Fuel tank (l)	70	70
Chassis
Front wheel suspension	Independent, Spring McPherson, with stabilizer	-
Rear wheel suspension	Independent, spring	-
Steering type	Worm-reduction unit	-
Front brakes	Ventilated discs	Disc
Rear brakes	Disc	Drum
Tires size	195/70 R14	-
Turning radius (m)	11.2	11.2
Dimensions
Length (mm)	4,755	4,607
Width (mm)	1,725	1,728
Height (mm)	1,365	1,405
Wheelbase (mm)	2,626	2,668
Kerb weight (kg)	1,450	1,265
Gross weight (kg)	1,830	1,705
Minimum boot space (l)	415	408
Front track (mm)	1,422	1,450
Rear track (mm)	1,487	1,400
Ride height (mm)	-	112
Drag coefficient (Cd)	0.41	0.46