Datsun 240Z

vs

Jensen Healey

Japan vs UK — 1970 vs 1973

Datsun 240Z (1970)
Jensen Healey (1973)
Specifications
240Z S30Healey Mk I
Horsepower151 hp140 hp
Torque146 lb-ft132 lb-ft
Engine Size2,393 cc1,973 cc
0-60 mph8.0 sec8.1 sec
Top Speed125 mph118 mph
¼ Mile16.1 sec16.2 sec
Weight2,348 lbs2,249 lbs
Wheelbase2,305 mm2,362 mm
Length4,115 mm4,115 mm
Units Produced156,07610,503
Original MSRP$3,526$5,500
Value (Excellent)$125,000$22,000
Collectibility9/106/10
Rarity6/106/10
The Verdict

Two outstanding machines, each with compelling strengths. The 1970 Datsun 240Z S30 excels in quicker acceleration, higher top speed, stronger collectibility, while the 1973 Jensen Healey Mk I stands out for greater rarity, better value. The best advice? Drive both if you can, then follow your instincts.

Overview

Putting the 1970 Datsun 240Z S30 against the 1973 Jensen Healey Mk I is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — Japan versus UK. On paper, the two are remarkably close in power output, with the 1970 Datsun 240Z S30 producing 151 hp and the 1973 Jensen Healey Mk I delivering 140 hp. Under the hood, the contrast is notable: the Datsun 240Z uses a Inline-6 SOHC displacing 2,393 cc, while the Jensen Healey relies on a Inline-4 DOHC with 1,973 cc. In the sprint to 60 mph, the 1970 Datsun 240Z S30 edges ahead at 8.0 seconds versus 8.1 seconds. Rarity plays a significant role here — with only 10,503 units built, the 1973 Jensen Healey Mk I is considerably scarcer than the Datsun 240Z's 156,076 examples. On the collector market, the 1970 Datsun 240Z S30 commands a significant premium over the 1973 Jensen Healey Mk I, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1970 Datsun 240Z S30 rates higher among enthusiasts and auction houses.