Mercury Comet Cyclone

vs

Ford Shelby GT350H

USA vs USA — 1964 vs 1966

Mercury Comet Cyclone (1964)
Ford Shelby GT350H (1966)
Specifications
Comet Cyclone CJ 428Shelby GT350H Hertz Rent-A-Racer
Horsepower335 hp306 hp
Torque440 lb-ft329 lb-ft
Engine Size7,014 cc4,736 cc
0-60 mph6.2 sec6.6 sec
Top Speed130 mph130 mph
¼ Mile14.1 sec14.9 sec
Weight3,502 lbs2,850 lbs
Wheelbase2,921 mm2,743 mm
Length5,131 mm4,613 mm
Units Produced1,001
Original MSRP$3,224$4,547
Value (Excellent)$85,000$450,000
Collectibility7/1010/10
Rarity7/109/10
The Verdict

This matchup is remarkably close. The 1964 Mercury Comet Cyclone CJ 428 offers quicker acceleration, better value, while the 1966 Ford Shelby GT350H Hertz Rent-A-Racer counters with lighter weight, stronger collectibility. Neither holds a decisive advantage, making this a true enthusiast's dilemma. Your choice ultimately depends on which driving philosophy resonates more with you.

Overview

The 1964 Mercury Comet Cyclone CJ 428 and 1966 Ford Shelby GT350H Hertz Rent-A-Racer stand as two of the most notable Muscle Car cars from Muscle era. Both emerged during a period of intense competition, and choosing between them remains a passionate debate among collectors. The 1964 Mercury Comet Cyclone CJ 428 holds a clear advantage in raw power with 335 hp compared to 306 hp, a 29-horsepower difference that shapes the driving experience. In the sprint to 60 mph, the 1964 Mercury Comet Cyclone CJ 428 edges ahead at 6.2 seconds versus 6.6 seconds. The Ford Shelby GT350H carries a weight advantage, tipping the scales 652 lbs lighter. On the collector market, the 1966 Ford Shelby GT350H Hertz Rent-A-Racer commands a significant premium over the 1964 Mercury Comet Cyclone CJ 428, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1966 Ford Shelby GT350H Hertz Rent-A-Racer rates higher among enthusiasts and auction houses.