AC 428

vs

Lamborghini Islero

UK vs Italy — 1965 vs 1968

AC 428 (1965)
Lamborghini Islero (1968)
Specifications
428 Frua FastbackIslero
Horsepower345 hp325 hp
Torque430 lb-ft288 lb-ft
Engine Size7,016 cc3,929 cc
0-60 mph5.9 sec6.4 sec
Top Speed140 mph154 mph
¼ Mile14.1 sec14.7 sec
Weight3,300 lbs3,373 lbs
Wheelbase2,565 mm2,550 mm
Length4,597 mm4,580 mm
Units Produced81225
Original MSRP$12,000$12,900
Value (Excellent)$500,000$450,000
Collectibility8/108/10
Rarity9/109/10
The Verdict

Two outstanding machines, each with compelling strengths. The 1965 AC 428 Frua Fastback excels in quicker acceleration, greater rarity, while the 1968 Lamborghini Islero stands out for higher top speed. The best advice? Drive both if you can, then follow your instincts.

Overview

Putting the 1965 AC 428 Frua Fastback against the 1968 Lamborghini Islero is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — UK versus Italy. The 1965 AC 428 Frua Fastback holds a clear advantage in raw power with 345 hp compared to 325 hp, a 20-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the AC 428 uses a V8 OHV displacing 7,016 cc, while the Lamborghini Islero relies on a V12 DOHC with 3,929 cc. In the sprint to 60 mph, the 1965 AC 428 Frua Fastback edges ahead at 5.9 seconds versus 6.4 seconds. Both trade at comparable values on the collector market, making the choice between them largely one of personal preference.