Porsche 356A

vs

Jaguar XKSS

Germany vs UK — 1957 vs 1957

Porsche 356A (1957)
Jaguar XKSS (1957)
Specifications
356A SpeedsterXKSS Production
Horsepower60 hp250 hp
Torque81 lb-ft240 lb-ft
Engine Size1,582 cc3,442 cc
0-60 mph14.5 sec5.2 sec
Top Speed100 mph140 mph
¼ Mile19.5 sec13.8 sec
Weight1,852 lbs2,050 lbs
Wheelbase2,100 mm2,286 mm
Length3,950 mm3,988 mm
Units Produced1,17116
Original MSRP$2,995$6,900
Value (Excellent)$700,000$18,000,000
Collectibility10/1010/10
Rarity8/1010/10
The Verdict

The 1957 Jaguar XKSS Production emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1957 Porsche 356A Speedster counters with lighter weight, 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.

Overview

When Germany engineering meets UK craftsmanship, the result is one of the most compelling matchups in the classic car world. The 1957 Porsche 356A Speedster and 1957 Jaguar XKSS Production embody their respective national automotive traditions while competing in the same arena. The 1957 Jaguar XKSS Production holds a clear advantage in raw power with 250 hp compared to 60 hp, a 190-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 356A uses a Flat-4 OHV 8V displacing 1,582 cc, while the Jaguar XKSS relies on a Inline-6 DOHC with 3,442 cc. In the sprint to 60 mph, the 1957 Jaguar XKSS Production edges ahead at 5.2 seconds versus 14.5 seconds. Rarity plays a significant role here — with only 16 units built, the 1957 Jaguar XKSS Production is considerably scarcer than the Porsche 356A's 1,171 examples. On the collector market, the 1957 Jaguar XKSS Production commands a significant premium over the 1957 Porsche 356A Speedster, reflecting differences in prestige and rarity.