Germany vs USA — 2005 vs 1991
| Cayman S 987 | Stealth R/T Twin Turbo 3.0 V6 TT AWD | |
|---|---|---|
| Horsepower | 320 hp | 300 hp |
| Torque | 273 lb-ft | 307 lb-ft |
| Engine Size | 3,436 cc | 2,972 cc |
| 0-60 mph | 4.7 sec | 5.0 sec |
| Top Speed | 172 mph | 159 mph |
| ¼ Mile | 13.2 sec | 13.6 sec |
| Weight | — | 3,801 lbs |
| Wheelbase | 2,415 mm | 2,470 mm |
| Length | 4,347 mm | 4,560 mm |
| Original MSRP | — | $33,625 |
| Value (Excellent) | $55,000 | $45,000 |
| Collectibility | 5/10 | 7/10 |
| Rarity | 3/10 | 6/10 |
It's a closely fought contest. The 2005 Porsche Cayman S 987 brings quicker acceleration, higher top speed to the table, and the 1991 Dodge Stealth R/T Twin Turbo 3.0 V6 TT AWD answers with stronger collectibility, better value. Both are excellent machines that reward their owners in different ways — there's no wrong answer here.
The rivalry between Germany and USA automotive industries has produced legendary matchups, and the 2005 Porsche Cayman S 987 versus 1991 Dodge Stealth R/T Twin Turbo 3.0 V6 TT AWD is among the most fascinating. These two cars represent the best of their national engineering schools. The 2005 Porsche Cayman S 987 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 Cayman S uses a Flat-6 DOHC 24V displacing 3,436 cc, while the Dodge Stealth R/T Twin Turbo relies on a V6 DOHC 24-valve Twin-Turbo with 2,972 cc. In the sprint to 60 mph, the 2005 Porsche Cayman S 987 edges ahead at 4.7 seconds versus 5.0 seconds. From a collectibility standpoint, the 1991 Dodge Stealth R/T Twin Turbo 3.0 V6 TT AWD rates higher among enthusiasts and auction houses.