BMW M1

vs

BMW M5

Germany vs Germany — 1978 vs 1985

BMW M1 (1978)
BMW M5 (1985)
Specifications
M1 MotorsportM5
Horsepower277 hp286 hp
Torque243 lb-ft
Engine Size3,453 cc3,453 cc
0-60 mph5.6 sec
Top Speed163 mph
¼ Mile13.8 sec
Weight2,866 lbs
Wheelbase2,560 mm2,624 mm
Length4,360 mm4,620 mm
Units Produced4532,241
Original MSRP$115,000
Value (Excellent)$1,500,000$130,000
Collectibility10/105/10
Rarity9/1010/10
The Verdict

Two outstanding machines, each with compelling strengths. The 1978 BMW M1 Motorsport excels in greater rarity, stronger collectibility, while the 1985 BMW M5 stands out for better value. The best advice? Drive both if you can, then follow your instincts.

Overview

The 1978 BMW M1 Motorsport and 1985 BMW M5 share a manufacturer in BMW, but that's where the similarities get interesting. These two models reveal the versatility and ambition of the BMW brand. On paper, the two are remarkably close in power output, with the 1978 BMW M1 Motorsport producing 277 hp and the 1985 BMW M5 delivering 286 hp. Under the hood, the contrast is notable: the BMW M1 uses a Inline-6 DOHC 24V (M88) displacing 3,453 cc, while the BMW M5 relies on a Inline-6 with 3,453 cc. Rarity plays a significant role here — with only 453 units built, the 1978 BMW M1 Motorsport is considerably scarcer than the BMW M5's 2,241 examples. On the collector market, the 1978 BMW M1 Motorsport commands a significant premium over the 1985 BMW M5, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1978 BMW M1 Motorsport rates higher among enthusiasts and auction houses.