UK vs UK — 1957 vs 1955
| XKSS | Mk1 3.4 | |
|---|---|---|
| Horsepower | 262 hp | 210 hp |
| Torque | 240 lb-ft | 220 lb-ft |
| Engine Size | 3,442 cc | 3,442 cc |
| 0-60 mph | 5.2 sec | 9.9 sec |
| Top Speed | 149 mph | 120 mph |
| ¼ Mile | 13.2 sec | 17.0 sec |
| Weight | 2,249 lbs | 3,080 lbs |
| Wheelbase | 2,286 mm | 2,718 mm |
| Length | 3,912 mm | 4,572 mm |
| Units Produced | 16 | 17,349 |
| Original MSRP | $6,900 | $3,900 |
| Value (Excellent) | $18,000,000 | $100,000 |
| Collectibility | 10/10 | 7/10 |
| Rarity | 10/10 | 6/10 |
The 1957 Jaguar XKSS holds an edge across most measurable criteria, offering more power, quicker acceleration, higher top speed. That said, the 1955 Jaguar Mk1 3.4 brings better value and remains a compelling choice for enthusiasts who value Jaguar heritage. The right pick depends on whether you prioritize specifications or the intangible qualities that make a car truly special.
Within the Jaguar stable, the 1957 Jaguar XKSS and 1955 Jaguar Mk1 3.4 represent different approaches to performance and purpose. Both carry the Jaguar badge, yet each carves out its own distinct identity. The 1957 Jaguar XKSS holds a clear advantage in raw power with 262 hp compared to 210 hp, a 52-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 Jaguar Mk1 relies on a Inline-6 DOHC with 3,442 cc. In the sprint to 60 mph, the 1957 Jaguar XKSS edges ahead at 5.2 seconds versus 9.9 seconds. The Jaguar XKSS carries a weight advantage, tipping the scales 831 lbs lighter. Rarity plays a significant role here — with only 16 units built, the 1957 Jaguar XKSS is considerably scarcer than the Jaguar Mk1's 17,349 examples. On the collector market, the 1957 Jaguar XKSS commands a significant premium over the 1955 Jaguar Mk1 3.4, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1957 Jaguar XKSS rates higher among enthusiasts and auction houses.