Germany vs Germany — 1980 vs 1981
| Quattro Ur-Quattro 20V | 930 Turbo Flachbau Slantnose | |
|---|---|---|
| Horsepower | 220 hp | 330 hp |
| Torque | 228 lb-ft | 318 lb-ft |
| Engine Size | 2,226 cc | 3,299 cc |
| 0-60 mph | 6.1 sec | 4.6 sec |
| Top Speed | 143 mph | 168 mph |
| ¼ Mile | 14.8 sec | 12.8 sec |
| Weight | — | 2,943 lbs |
| Wheelbase | 2,524 mm | 2,272 mm |
| Length | 4,404 mm | 4,291 mm |
| Units Produced | — | 948 |
| Original MSRP | — | $85,000 |
| Value (Excellent) | $120,000 | $650,000 |
| Collectibility | 5/10 | 9/10 |
| Rarity | 7/10 | 8/10 |
The 1981 Porsche 930 Turbo Flachbau Slantnose emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1980 Audi Quattro Ur-Quattro 20V counters with better value, but the numbers favor its rival. Still, both are remarkable machines, and the final choice often comes down to which driving experience speaks to you.
The 1980 Audi Quattro Ur-Quattro 20V and 1981 Porsche 930 Turbo Flachbau Slantnose stand as two of the most notable Sports Car cars from Malaise era. Both emerged during a period of intense competition, and choosing between them remains a passionate debate among collectors. The 1981 Porsche 930 Turbo Flachbau Slantnose holds a clear advantage in raw power with 330 hp compared to 220 hp, a 110-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Audi Quattro uses a Inline-5 SOHC 10V / DOHC 20V Turbocharged displacing 2,226 cc, while the Porsche 930 Turbo relies on a Flat-6 SOHC Turbocharged 12V with 3,299 cc. In the sprint to 60 mph, the 1981 Porsche 930 Turbo Flachbau Slantnose edges ahead at 4.6 seconds versus 6.1 seconds. On the collector market, the 1981 Porsche 930 Turbo Flachbau Slantnose commands a significant premium over the 1980 Audi Quattro Ur-Quattro 20V, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1981 Porsche 930 Turbo Flachbau Slantnose rates higher among enthusiasts and auction houses.