Alfa Romeo Spider

vs

Shelby GT350H

Italy vs USA — 1966 vs 1966

Alfa Romeo Spider (1966)
Shelby GT350H (1966)
Specifications
Spider Duetto 1600GT350H Hertz Rent-A-Racer
Horsepower109 hp306 hp
Torque101 lb-ft329 lb-ft
Engine Size1,570 cc4,736 cc
0-60 mph11.2 sec6.6 sec
Top Speed115 mph127 mph
¼ Mile17.8 sec14.7 sec
Weight2,800 lbs
Wheelbase2,250 mm2,743 mm
Length4,250 mm4,613 mm
Units Produced6,3251,001
Original MSRP$4,547
Value (Excellent)$85,000$450,000
Collectibility5/109/10
Rarity6/108/10
The Verdict

Numbers favor the 1966 Shelby GT350H Hertz Rent-A-Racer with more power, quicker acceleration, higher top speed. The 1966 Alfa Romeo Spider Duetto 1600 offers better value, and has its own devoted following. For those who let their heart decide, either car delivers a rewarding ownership experience.

Overview

The rivalry between Italy and USA automotive industries has produced legendary matchups, and the 1966 Alfa Romeo Spider Duetto 1600 versus 1966 Shelby GT350H Hertz Rent-A-Racer is among the most fascinating. These two cars represent the best of their national engineering schools. The 1966 Shelby GT350H Hertz Rent-A-Racer holds a clear advantage in raw power with 306 hp compared to 109 hp, a 197-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Alfa Romeo Spider uses a Inline-4 DOHC 8V displacing 1,570 cc, while the Shelby GT350H relies on a V8 OHV 16V with 4,736 cc. In the sprint to 60 mph, the 1966 Shelby GT350H Hertz Rent-A-Racer edges ahead at 6.6 seconds versus 11.2 seconds. Rarity plays a significant role here — with only 1,001 units built, the 1966 Shelby GT350H Hertz Rent-A-Racer is considerably scarcer than the Alfa Romeo Spider's 6,325 examples. On the collector market, the 1966 Shelby GT350H Hertz Rent-A-Racer commands a significant premium over the 1966 Alfa Romeo Spider Duetto 1600, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1966 Shelby GT350H Hertz Rent-A-Racer rates higher among enthusiasts and auction houses.