United Kingdom vs Germany — 1955 vs 1956
| 405 | 300 SL Roadster | |
|---|---|---|
| Horsepower | 105 hp | 215 hp |
| Torque | 122 lb-ft | 203 lb-ft |
| Engine Size | 1,971 cc | 2,996 cc |
| 0-60 mph | 14.5 sec | 8.8 sec |
| Top Speed | 105 mph | 140 mph |
| ¼ Mile | — | 16.2 sec |
| Weight | — | 3,130 lbs |
| Wheelbase | 2,896 mm | 2,400 mm |
| Length | 4,750 mm | 4,520 mm |
| Units Produced | — | 1,858 |
| Original MSRP | — | $10,970 |
| Value (Excellent) | — | $2,000,000 |
| Collectibility | 5/10 | 10/10 |
| Rarity | 9/10 | 9/10 |
The 1956 Mercedes-Benz 300 SL Roadster emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1955 Bristol 405 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.
When United Kingdom engineering meets Germany craftsmanship, the result is one of the most compelling matchups in the classic car world. The 1955 Bristol 405 and 1956 Mercedes-Benz 300 SL Roadster embody their respective national automotive traditions while competing in the same arena. The 1956 Mercedes-Benz 300 SL Roadster holds a clear advantage in raw power with 215 hp compared to 105 hp, a 110-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Bristol 405 uses a Inline-6 OHV Bristol displacing 1,971 cc, while the Mercedes-Benz 300 SL relies on a Inline-6 SOHC with 2,996 cc. In the sprint to 60 mph, the 1956 Mercedes-Benz 300 SL Roadster edges ahead at 8.8 seconds versus 14.5 seconds. From a collectibility standpoint, the 1956 Mercedes-Benz 300 SL Roadster rates higher among enthusiasts and auction houses.