Germany vs Germany — 1981 vs 1978
| 930 Turbo Flachbau Slantnose | M1 Standard | |
|---|---|---|
| Horsepower | 330 hp | 277 hp |
| Torque | 318 lb-ft | 243 lb-ft |
| Engine Size | 3,299 cc | 3,453 cc |
| 0-60 mph | 4.6 sec | 5.3 sec |
| Top Speed | 168 mph | 163 mph |
| ¼ Mile | 12.8 sec | 13.8 sec |
| Weight | 2,943 lbs | 3,164 lbs |
| Wheelbase | 2,272 mm | 2,560 mm |
| Length | 4,291 mm | 4,360 mm |
| Units Produced | 948 | 456 |
| Original MSRP | $85,000 | $100,000 |
| Value (Excellent) | $650,000 | $800,000 |
| Collectibility | 9/10 | 10/10 |
| Rarity | 8/10 | 10/10 |
The 1981 Porsche 930 Turbo Flachbau Slantnose holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1978 BMW M1 Standard brings greater rarity, stronger collectibility and remains a compelling choice for enthusiasts who value BMW heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
Among Sports Car enthusiasts, the matchup between the 1981 Porsche 930 Turbo Flachbau Slantnose and 1978 BMW M1 Standard is one for the ages. These Malaise era machines competed directly for buyers' attention and continue to vie for collectors' affections today. The 1981 Porsche 930 Turbo Flachbau Slantnose holds a clear advantage in raw power with 330 hp compared to 277 hp, a 53-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 930 Turbo uses a Flat-6 SOHC Turbocharged 12V displacing 3,299 cc, while the BMW M1 relies on a Inline-6 with 3,453 cc. In the sprint to 60 mph, the 1981 Porsche 930 Turbo Flachbau Slantnose edges ahead at 4.6 seconds versus 5.3 seconds. The Porsche 930 Turbo carries a weight advantage, tipping the scales 221 lbs lighter. Whether you prioritize driving dynamics, heritage, or aesthetic appeal, both contenders make a strong case for themselves.