West Germany vs USA — 1986 vs 1999
| 944 Turbo Turbo S (951) | Series 1 Supercharged | |
|---|---|---|
| Horsepower | 250 hp | 450 hp |
| Torque | 258 lb-ft | 380 lb-ft |
| Engine Size | 2,479 cc | 3,990 cc |
| 0-60 mph | 5.5 sec | 3.9 sec |
| Top Speed | 162 mph | 175 mph |
| ¼ Mile | 13.8 sec | 12.3 sec |
| Weight | 2,976 lbs | 2,750 lbs |
| Wheelbase | 2,400 mm | 2,489 mm |
| Length | 4,200 mm | 4,191 mm |
| Units Produced | 12,936 | 249 |
| Original MSRP | $40,950 | $107,982 |
| Value (Excellent) | $90,000 | $250,000 |
| Collectibility | 7/10 | 7/10 |
| Rarity | 6/10 | 9/10 |
The 1999 Shelby Series 1 Supercharged emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1986 Porsche 944 Turbo Turbo S (951) 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.
When West Germany engineering meets USA craftsmanship, the result is one of the most compelling matchups in the classic car world. The 1986 Porsche 944 Turbo Turbo S (951) and 1999 Shelby Series 1 Supercharged embody their respective national automotive traditions while competing in the same arena. The 1999 Shelby Series 1 Supercharged holds a clear advantage in raw power with 450 hp compared to 250 hp, a 200-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 944 Turbo uses a Inline-4 SOHC Turbo displacing 2,479 cc, while the Shelby Series 1 relies on a V8 DOHC Supercharged with 3,990 cc. In the sprint to 60 mph, the 1999 Shelby Series 1 Supercharged edges ahead at 3.9 seconds versus 5.5 seconds. The Shelby Series 1 carries a weight advantage, tipping the scales 226 lbs lighter. Rarity plays a significant role here — with only 249 units built, the 1999 Shelby Series 1 Supercharged is considerably scarcer than the Porsche 944 Turbo's 12,936 examples. On the collector market, the 1999 Shelby Series 1 Supercharged commands a significant premium over the 1986 Porsche 944 Turbo Turbo S (951), reflecting differences in prestige and rarity.