UK vs Germany — 1975 vs 1978
| 411 Series 5 | 928 4.5 | |
|---|---|---|
| Horsepower | 264 hp | 240 hp |
| Torque | — | 273 lb-ft |
| Engine Size | 6,556 cc | 4,474 cc |
| 0-60 mph | — | 6.8 sec |
| Top Speed | — | 143 mph |
| ¼ Mile | — | 15.1 sec |
| Weight | — | 3,197 lbs |
| Wheelbase | 2,896 mm | 2,500 mm |
| Length | 4,958 mm | 4,445 mm |
| Units Produced | — | 15,800 |
| Original MSRP | — | $28,500 |
| Value (Excellent) | $130,000 | $55,000 |
| Collectibility | 5/10 | 8/10 |
| Rarity | 10/10 | 6/10 |
The 1978 Porsche 928 4.5 emerges ahead in most objective measures, offering stronger collectibility, better value. The 1975 Bristol 411 Series 5 counters with its unique character, 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.
Putting the 1975 Bristol 411 Series 5 against the 1978 Porsche 928 4.5 is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — UK versus Germany. The 1975 Bristol 411 Series 5 holds a clear advantage in raw power with 264 hp compared to 240 hp, a 24-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Bristol 411 uses a V8 displacing 6,556 cc, while the Porsche 928 relies on a V8 SOHC with 4,474 cc. On the collector market, the 1975 Bristol 411 Series 5 commands a significant premium over the 1978 Porsche 928 4.5, reflecting differences in prestige and rarity. From a collectibility standpoint, the 1978 Porsche 928 4.5 rates higher among enthusiasts and auction houses.