Germany vs Germany — 1982 vs 1985
| Manta 400 | Sport Quattro S1 | |
|---|---|---|
| Horsepower | 275 hp | 306 hp |
| Torque | 207 lb-ft | 258 lb-ft |
| Engine Size | 2,420 cc | 2,133 cc |
| 0-60 mph | 6.2 sec | 4.5 sec |
| Top Speed | 143 mph | 155 mph |
| ¼ Mile | 14.5 sec | 13.0 sec |
| Weight | 2,337 lbs | 2,403 lbs |
| Wheelbase | 2,518 mm | 2,205 mm |
| Length | 4,465 mm | 4,100 mm |
| Units Produced | 245 | 164 |
| Value (Excellent) | $350,000 | $750,000 |
| Collectibility | 9/10 | 10/10 |
| Rarity | 9/10 | 10/10 |
The 1985 Audi Sport Quattro S1 emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1982 Opel Manta 400 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.
Among Rally Homologation Special enthusiasts, the matchup between the 1982 Opel Manta 400 and 1985 Audi Sport Quattro S1 is one for the ages. These Malaise era machines competed directly for buyers' attention and continue to vie for collectors' affections today. The 1985 Audi Sport Quattro S1 holds a clear advantage in raw power with 306 hp compared to 275 hp, a 31-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Opel Manta uses a Inline-4 DOHC 16V (CIH-based) displacing 2,420 cc, while the Audi Sport Quattro relies on a Inline-5 DOHC Turbo with 2,133 cc. In the sprint to 60 mph, the 1985 Audi Sport Quattro S1 edges ahead at 4.5 seconds versus 6.2 seconds. On the collector market, the 1985 Audi Sport Quattro S1 commands a significant premium over the 1982 Opel Manta 400, reflecting differences in prestige and rarity.