UK vs West Germany — 1957 vs 1956
| XKSS | 507 Roadster | |
|---|---|---|
| Horsepower | 262 hp | 150 hp |
| Torque | 240 lb-ft | 172 lb-ft |
| Engine Size | 3,442 cc | 3,168 cc |
| 0-60 mph | 5.2 sec | 9.0 sec |
| Top Speed | 149 mph | 137 mph |
| ¼ Mile | 13.2 sec | 16.2 sec |
| Weight | 2,249 lbs | 2,932 lbs |
| Wheelbase | 2,286 mm | 2,480 mm |
| Length | 3,912 mm | 4,380 mm |
| Units Produced | 16 | 252 |
| Original MSRP | $6,900 | $9,000 |
| Value (Excellent) | $18,000,000 | $3,000,000 |
| Collectibility | 10/10 | 10/10 |
| Rarity | 10/10 | 10/10 |
On balance, the 1957 Jaguar XKSS makes a stronger case on paper with more power, quicker acceleration, higher top speed. However, the 1956 BMW 507 Roadster counters with better value, and its appeal extends beyond mere numbers. Choose the 1957 Jaguar XKSS for outright capability, or the 1956 BMW 507 Roadster for a more distinctive ownership experience.
The rivalry between UK and West Germany automotive industries has produced legendary matchups, and the 1957 Jaguar XKSS versus 1956 BMW 507 Roadster is among the most fascinating. These two cars represent the best of their national engineering schools. The 1957 Jaguar XKSS holds a clear advantage in raw power with 262 hp compared to 150 hp, a 112-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Jaguar XKSS uses a Inline-6 DOHC (XK) displacing 3,442 cc, while the BMW 507 relies on a V8 OHV with 3,168 cc. In the sprint to 60 mph, the 1957 Jaguar XKSS edges ahead at 5.2 seconds versus 9.0 seconds. The Jaguar XKSS carries a weight advantage, tipping the scales 683 lbs lighter. Rarity plays a significant role here — with only 16 units built, the 1957 Jaguar XKSS is considerably scarcer than the BMW 507's 252 examples. On the collector market, the 1957 Jaguar XKSS commands a significant premium over the 1956 BMW 507 Roadster, reflecting differences in prestige and rarity.