Germany vs Germany — 1974 vs 1991
| 911 Turbo 930 3.3 | 911 964 Turbo | |
|---|---|---|
| Horsepower | 300 hp | 320 hp |
| Torque | 318 lb-ft | 332 lb-ft |
| Engine Size | 3,299 cc | 3,299 cc |
| 0-60 mph | 5.2 sec | 4.8 sec |
| Top Speed | 162 mph | 168 mph |
| ¼ Mile | 13.5 sec | 13.2 sec |
| Weight | — | 3,241 lbs |
| Wheelbase | 2,272 mm | 2,272 mm |
| Length | 4,291 mm | 4,250 mm |
| Units Produced | 18,770 | 3,660 |
| Original MSRP | — | $99,000 |
| Value (Excellent) | $250,000 | $350,000 |
| Collectibility | 5/10 | 9/10 |
| Rarity | 6/10 | 8/10 |
The 1991 Porsche 911 964 Turbo emerges ahead in most objective measures, offering quicker acceleration, higher top speed, greater rarity. The 1974 Porsche 911 Turbo 930 3.3 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.
Tracing the evolution of the Porsche 911 Turbo from 1974 to 1991 offers a compelling look at how automotive design and engineering progressed. These two variants showcase the changing face of Porsche. The 1991 Porsche 911 964 Turbo holds a clear advantage in raw power with 320 hp compared to 300 hp, a 20-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 911 Turbo uses a Flat-6 Turbocharged Air-Cooled displacing 3,299 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 5.2 seconds. Rarity plays a significant role here — with only 3,660 units built, the 1991 Porsche 911 964 Turbo is considerably scarcer than the Porsche 911 Turbo's 18,770 examples. From a collectibility standpoint, the 1991 Porsche 911 964 Turbo rates higher among enthusiasts and auction houses.