Buick GSX

vs

Ford Falcon GT-HO

USA vs Australia — 1970 vs 1968

Buick GSX (1970)
Ford Falcon GT-HO (1968)
Specifications
GSX Stage 1 455Falcon GT-HO Phase III
Horsepower360 hp300 hp
Torque510 lb-ft360 lb-ft
Engine Size7,456 cc5,763 cc
0-60 mph5.5 sec6.4 sec
Top Speed130 mph145 mph
¼ Mile13.4 sec14.4 sec
Weight3,600 lbs
Wheelbase2,845 mm2,819 mm
Length5,156 mm4,908 mm
Units Produced678300
Original MSRP$3,283
Value (Excellent)$250,000$1,500,000
Collectibility9/105/10
Rarity8/1010/10
The Verdict

On balance, the 1970 Buick GSX Stage 1 455 makes a stronger case on paper with more power, quicker acceleration, stronger collectibility. However, the 1968 Ford Falcon GT-HO Phase III counters with higher top speed, greater rarity, and its appeal extends beyond mere numbers. Choose the 1970 Buick GSX Stage 1 455 for outright capability, or the 1968 Ford Falcon GT-HO Phase III for a more distinctive ownership experience.

Overview

The rivalry between USA and Australia automotive industries has produced legendary matchups, and the 1970 Buick GSX Stage 1 455 versus 1968 Ford Falcon GT-HO Phase III is among the most fascinating. These two cars represent the best of their national engineering schools. The 1970 Buick GSX Stage 1 455 holds a clear advantage in raw power with 360 hp compared to 300 hp, a 60-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Buick GSX uses a V8 OHV (Buick 455 Stage 1) displacing 7,456 cc, while the Ford Falcon GT-HO relies on a V8 OHV 16V with 5,763 cc. In the sprint to 60 mph, the 1970 Buick GSX Stage 1 455 edges ahead at 5.5 seconds versus 6.4 seconds. On the collector market, the 1968 Ford Falcon GT-HO Phase III commands a significant premium over the 1970 Buick GSX Stage 1 455, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1970 Buick GSX Stage 1 455 rates higher among enthusiasts and auction houses.