Porsche 928

vs

Aston Martin V8

Germany vs UK — 1978 vs 1977

Porsche 928 (1978)
Aston Martin V8 (1977)
Specifications
928 4.5V8 Vantage
Horsepower240 hp380 hp
Torque273 lb-ft420 lb-ft
Engine Size4,474 cc5,340 cc
0-60 mph6.8 sec5.3 sec
Top Speed143 mph170 mph
¼ Mile15.1 sec13.6 sec
Weight3,197 lbs3,891 lbs
Wheelbase2,500 mm2,610 mm
Length4,445 mm4,572 mm
Units Produced15,800534
Original MSRP$28,500$58,000
Value (Excellent)$55,000$350,000
Collectibility8/109/10
Rarity6/108/10
The Verdict

The 1977 Aston Martin V8 Vantage emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1978 Porsche 928 4.5 counters with lighter weight, better value, but the numbers favor its rival. Still, both are remarkable machines, and the final choice often comes down to which driving experience speaks to you.

Overview

When Germany engineering meets UK craftsmanship, the result is one of the most compelling matchups in the classic car world. The 1978 Porsche 928 4.5 and 1977 Aston Martin V8 Vantage embody their respective national automotive traditions while competing in the same arena. The 1977 Aston Martin V8 Vantage holds a clear advantage in raw power with 380 hp compared to 240 hp, a 140-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Porsche 928 uses a V8 SOHC displacing 4,474 cc, while the Aston Martin V8 relies on a V8 DOHC with 5,340 cc. In the sprint to 60 mph, the 1977 Aston Martin V8 Vantage edges ahead at 5.3 seconds versus 6.8 seconds. The Porsche 928 carries a weight advantage, tipping the scales 694 lbs lighter. Rarity plays a significant role here — with only 534 units built, the 1977 Aston Martin V8 Vantage is considerably scarcer than the Porsche 928's 15,800 examples. On the collector market, the 1977 Aston Martin V8 Vantage commands a significant premium over the 1978 Porsche 928 4.5, reflecting differences in prestige and rarity.