BMW M1 (1978 – 1981) vs Porsche 928 (1978 – 1982): specs compared

The BMW M1 is the more powerful of the two, with up to 277 hp against 240 hp. It is quicker, reaching 100 km/h in 5.9 s against 6.8 s. It has the higher top speed: 262 km/h against 230 km/h. The Porsche 928 uses less fuel, from 13.0 L/100 km against 16.3 L/100 km. The BMW M1 is the lighter car, from 1,300 kg against 1,450 kg. At 4,448 mm, the Porsche 928 is 89 mm longer than the BMW M1.

Specification BMW M1 BMW M1 1978 – 1981 Porsche 928 Porsche 928 1978 – 1982
Overview
Origin Germany Germany
Documented years 1978 – 1981 1978 – 1982
Body style — —
Variants 1 1
Fuel Petrol Petrol
Drive RWD RWD
Gearbox Manual Manual
Performance
Power 277 hp 240 hp
Torque 330 Nm 365 Nm
0–100 km/h 5.9 s 6.8 s
Top speed 262 km/h 230 km/h
Economy
Fuel economy 16.3 L/100 km 13.0 L/100 km
Dimensions
Length 4,359 mm 4,448 mm
Width 1,824 mm 1,836 mm
Height 1,138 mm 1,313 mm
Wheelbase 2,560 mm 2,499 mm
Curb weight 1,300 kg 1,450 kg

Ranges cover all variants of each car. The highlight marks the best version per row.

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