Jaguar XKSS

vs

Moretti 750 Gran Sport

UK vs Italy — 1957 vs 1959

Jaguar XKSS (1957)
Moretti 750 Gran Sport (1959)
Specifications
XKSS Production750 Gran Sport
Horsepower250 hp50 hp
Torque240 lb-ft46 lb-ft
Engine Size3,442 cc747 cc
0-60 mph5.2 sec
Top Speed140 mph96 mph
¼ Mile13.8 sec
Weight2,050 lbs1,146 lbs
Wheelbase2,286 mm2,100 mm
Length3,988 mm3,650 mm
Units Produced16
Original MSRP$6,900
Value (Excellent)$18,000,000$130,000
Collectibility10/107/10
Rarity10/108/10
The Verdict

Two outstanding machines, each with compelling strengths. The 1957 Jaguar XKSS Production excels in more power, higher top speed, stronger collectibility, while the 1959 Moretti 750 Gran Sport stands out for lighter weight, better value. The best advice? Drive both if you can, then follow your instincts.

Overview

Putting the 1957 Jaguar XKSS Production against the 1959 Moretti 750 Gran Sport is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — UK versus Italy. The 1957 Jaguar XKSS Production holds a clear advantage in raw power with 250 hp compared to 50 hp, a 200-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Jaguar XKSS uses a Inline-6 DOHC displacing 3,442 cc, while the Moretti 750 Gran Sport relies on a Inline-4 OHV with 747 cc. The 1957 Jaguar XKSS Production claims a higher top speed at 140 mph compared to 96 mph. The Moretti 750 Gran Sport carries a weight advantage, tipping the scales 904 lbs lighter. On the collector market, the 1957 Jaguar XKSS Production commands a significant premium over the 1959 Moretti 750 Gran Sport, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1957 Jaguar XKSS Production rates higher among enthusiasts and auction houses.