UK vs Germany — 1986 vs 1991
| S Series S3C | 911 964 Turbo | |
|---|---|---|
| Horsepower | 170 hp | 320 hp |
| Torque | 192 lb-ft | 332 lb-ft |
| Engine Size | 2,933 cc | 3,299 cc |
| 0-60 mph | 6.7 sec | 4.8 sec |
| Top Speed | 130 mph | 168 mph |
| ¼ Mile | 15.2 sec | 13.2 sec |
| Weight | 2,160 lbs | 3,241 lbs |
| Wheelbase | 2,286 mm | 2,272 mm |
| Length | 3,912 mm | 4,250 mm |
| Units Produced | 2,604 | 3,660 |
| Original MSRP | — | $99,000 |
| Value (Excellent) | $50,000 | $350,000 |
| Collectibility | 6/10 | 9/10 |
| Rarity | 6/10 | 8/10 |
The 1991 Porsche 911 964 Turbo emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1986 TVR S Series S3C counters with lighter weight, 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.
Putting the 1986 TVR S Series S3C against the 1991 Porsche 911 964 Turbo is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — UK versus Germany. The 1991 Porsche 911 964 Turbo holds a clear advantage in raw power with 320 hp compared to 170 hp, a 150-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the TVR S Series uses a V6 OHV displacing 2,933 cc, while the Porsche 911 relies on a Flat-6 Turbocharged with 3,299 cc. In the sprint to 60 mph, the 1991 Porsche 911 964 Turbo edges ahead at 4.8 seconds versus 6.7 seconds. The TVR S Series carries a weight advantage, tipping the scales 1081 lbs lighter. On the collector market, the 1991 Porsche 911 964 Turbo commands a significant premium over the 1986 TVR S Series S3C, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1991 Porsche 911 964 Turbo rates higher among enthusiasts and auction houses.