Jaguar SS100

vs

Jaguar Mk IX

UK vs United Kingdom — 1936 vs 1959

Jaguar SS100 (1936)
Jaguar Mk IX (1959)
Specifications
SS100 3.5 LitreMk IX Standard
Horsepower125 hp220 hp
Torque175 lb-ft240 lb-ft
Engine Size3,485 cc3,781 cc
0-60 mph10.4 sec11.3 sec
Top Speed100 mph118 mph
¼ Mile17.8 sec
Weight2,464 lbs4,032 lbs
Wheelbase2,692 mm3,048 mm
Length3,962 mm5,004 mm
Units Produced31410,005
Original MSRP$6,250
Value (Excellent)$800,000$95,000
Collectibility10/106/10
Rarity9/105/10
The Verdict

Two outstanding machines, each with compelling strengths. The 1936 Jaguar SS100 3.5 Litre excels in quicker acceleration, lighter weight, greater rarity, while the 1959 Jaguar Mk IX Standard stands out for more power, higher top speed, better value. The best advice? Drive both if you can, then follow your instincts.

Overview

The 1936 Jaguar SS100 3.5 Litre and 1959 Jaguar Mk IX Standard share a manufacturer in Jaguar, but that's where the similarities get interesting. These two models reveal the versatility and ambition of the Jaguar brand. The 1959 Jaguar Mk IX Standard holds a clear advantage in raw power with 220 hp compared to 125 hp, a 95-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Jaguar SS100 uses a Inline-6 OHV displacing 3,485 cc, while the Jaguar Mk IX relies on a Inline-6 DOHC (XK) with 3,781 cc. In the sprint to 60 mph, the 1936 Jaguar SS100 3.5 Litre edges ahead at 10.4 seconds versus 11.3 seconds. The Jaguar SS100 carries a weight advantage, tipping the scales 1568 lbs lighter. Rarity plays a significant role here — with only 314 units built, the 1936 Jaguar SS100 3.5 Litre is considerably scarcer than the Jaguar Mk IX's 10,005 examples. On the collector market, the 1936 Jaguar SS100 3.5 Litre commands a significant premium over the 1959 Jaguar Mk IX Standard, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1936 Jaguar SS100 3.5 Litre rates higher among enthusiasts and auction houses.