Germany vs Germany — 1975 vs 2005
| 911 Turbo 3.3 (930) | 911 (997) GT3 RS | |
|---|---|---|
| Horsepower | 300 hp | 450 hp |
| Torque | 318 lb-ft | 317 lb-ft |
| Engine Size | 3,299 cc | 3,797 cc |
| 0-60 mph | 5.0 sec | 3.8 sec |
| Top Speed | 162 mph | 193 mph |
| ¼ Mile | 13.3 sec | 12.0 sec |
| Weight | — | 3,021 lbs |
| Wheelbase | 2,272 mm | 2,355 mm |
| Length | 4,291 mm | 4,460 mm |
| Units Produced | 18,770 | 2,017 |
| Original MSRP | — | $132,800 |
| Value (Excellent) | $250,000 | $450,000 |
| Collectibility | 5/10 | 9/10 |
| Rarity | 5/10 | 8/10 |
Numbers favor the 2005 Porsche 911 (997) GT3 RS with more power, quicker acceleration, higher top speed. The 1975 Porsche 911 Turbo 3.3 (930) offers better value, and has its own devoted following. For those who let their heart decide, either car delivers a rewarding ownership experience.
Few model names carry as much weight as the Porsche 911 Turbo. The 1975 and 2005 iterations represent different chapters in this storied nameplate's history, each reflecting the priorities and technologies of its era. The 2005 Porsche 911 (997) GT3 RS holds a clear advantage in raw power with 450 hp compared to 300 hp, a 150-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 911 Turbo uses a Flat-6 SOHC 12V Turbo displacing 3,299 cc, while the Porsche 911 (997) relies on a Flat-6 DOHC with 3,797 cc. In the sprint to 60 mph, the 2005 Porsche 911 (997) GT3 RS edges ahead at 3.8 seconds versus 5.0 seconds. Rarity plays a significant role here — with only 2,017 units built, the 2005 Porsche 911 (997) GT3 RS is considerably scarcer than the Porsche 911 Turbo's 18,770 examples. From a collectibility standpoint, the 2005 Porsche 911 (997) GT3 RS rates higher among enthusiasts and auction houses.