Comparison of Buick Regal I Sedan 7.5 V8 Automatic and Buick Riviera III 7.5

Attribute	Buick Regal I Sedan 7.5 V8 Automatic ×	Buick Riviera III 7.5 ×
General
Make	Buick	Buick
Model	Regal	Riviera
Generation	Regal I Sedan	Riviera III
Modification	7.5 V8 Automatic	7.5
Website	https://www.buick.com/	https://www.buick.com/
Number of doors	4	2
Number of seats	5	4
Body type	Sedan	Coupe
Transmission	automatic hydramatic	manual
Number of gears	3	5
Production from (year)	1973	1971
Production to (year)	1977	1973
Performance
Top speed (km/h)	-	173
Drive
Drive	Rear wheel drive	Rear wheel drive
Position of engine	Front,ongitudinal	Front,ongitudinal
Fuel	Petrol (Gasoline)	Petrol (Gasoline)
Max. power (hp)	233	250
Max. torque (Nm)	482	508
Fuel Engine
Number of cylinders	8	8
Cylinders arrangement	V engine	V engine
Valves per cylinder	2	2
Engine displacement (cm³)	7,468	7,458
Compression ratio	8.5	8.5
Max. power @ rpm (rpm)	3,800	4,000
Max. torque @ rpm (rpm)	2,200	2,800
Cylinder bore (mm)	109.54	109.5
Piston stroke (mm)	99.06	99
Fuel system	Carburettor	-
Fuel tank (l)	83	-
Chassis
Front brakes	Ventilated discs	Disc
Rear brakes	Drum	Drum
Tires size	185/75 R14 195/70 R14 195/70 R14 205/65 R14 215/60 R14	-
Turning radius (m)	13.8	-
Dimensions
Length (mm)	5,486	5,545
Width (mm)	2,007	2,032
Height (mm)	1,374	1,372
Wheelbase (mm)	2,946	3,096
Kerb weight (kg)	1,935	2,042
Minimum boot space (l)	428	-
Front track (mm)	1,562	1,615
Rear track (mm)	1,542	1,626
Ride height (mm)	145	-
Drag coefficient (Cd)	0.5	-