Germany vs USA — 1999 vs 2015
| RS4 Avant B5 | Mustang Shelby GT350 5.2L Voodoo V8 | |
|---|---|---|
| Horsepower | 375 hp | 526 hp |
| Torque | 325 lb-ft | 429 lb-ft |
| Engine Size | 2,671 cc | 5,163 cc |
| 0-60 mph | 4.9 sec | 4.3 sec |
| Top Speed | 155 mph | 174 mph |
| ¼ Mile | 13.2 sec | 12.5 sec |
| Weight | — | 3,648 lbs |
| Wheelbase | 2,617 mm | 2,720 mm |
| Length | 4,525 mm | 4,784 mm |
| Units Produced | 6,030 | — |
| Original MSRP | — | $59,440 |
| Value (Excellent) | $90,000 | $85,000 |
| Collectibility | 5/10 | 8/10 |
| Rarity | 7/10 | 5/10 |
The 2015 Ford Mustang Shelby GT350 5.2L Voodoo V8 emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1999 Audi RS4 Avant B5 counters with its unique character, 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 1999 Audi RS4 Avant B5 against the 2015 Ford Mustang Shelby GT350 5.2L Voodoo V8 is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Germany versus USA. The 2015 Ford Mustang Shelby GT350 5.2L Voodoo V8 holds a clear advantage in raw power with 526 hp compared to 375 hp, a 151-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Audi RS4 uses a V6 DOHC 30V Twin-Turbocharged displacing 2,671 cc, while the Ford Mustang Shelby GT350 relies on a V8 DOHC 32V flat-plane crank with 5,163 cc. In the sprint to 60 mph, the 2015 Ford Mustang Shelby GT350 5.2L Voodoo V8 edges ahead at 4.3 seconds versus 4.9 seconds. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference. From a collectibility standpoint, the 2015 Ford Mustang Shelby GT350 5.2L Voodoo V8 rates higher among enthusiasts and auction houses.