Germany vs USA — 2003 vs 2016
| RS6 C5 Avant | CTS-V 3rd Gen 640hp LT4 | |
|---|---|---|
| Horsepower | 450 hp | 640 hp |
| Torque | 413 lb-ft | 630 lb-ft |
| Engine Size | 4,172 cc | 6,162 cc |
| 0-60 mph | 4.4 sec | 3.7 sec |
| Top Speed | 155 mph | 200 mph |
| ¼ Mile | 12.9 sec | 11.8 sec |
| Weight | 4,266 lbs | 4,112 lbs |
| Wheelbase | 2,760 mm | 2,910 mm |
| Length | 4,843 mm | 4,966 mm |
| Units Produced | 4,315 | — |
| Original MSRP | $84,900 | $86,995 |
| Value (Excellent) | $65,000 | $85,000 |
| Collectibility | 8/10 | 8/10 |
| Rarity | 7/10 | 6/10 |
The 2016 Cadillac CTS-V 3rd Gen 640hp LT4 emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 2003 Audi RS6 C5 Avant 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 Germany engineering meets USA craftsmanship, the result is one of the most compelling matchups in the classic car world. The 2003 Audi RS6 C5 Avant and 2016 Cadillac CTS-V 3rd Gen 640hp LT4 embody their respective national automotive traditions while competing in the same arena. The 2016 Cadillac CTS-V 3rd Gen 640hp LT4 holds a clear advantage in raw power with 640 hp compared to 450 hp, a 190-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Audi RS6 uses a V8 DOHC 32V Twin-Turbo displacing 4,172 cc, while the Cadillac CTS-V relies on a V8 OHV Supercharged with 6,162 cc. In the sprint to 60 mph, the 2016 Cadillac CTS-V 3rd Gen 640hp LT4 edges ahead at 3.7 seconds versus 4.4 seconds. Both cars have earned their place in automotive history and continue to captivate enthusiasts around the world.