United Kingdom vs Italy — 1962 vs 1963
| 407 | Grifo GL | |
|---|---|---|
| Horsepower | 250 hp | 300 hp |
| Torque | 360 lb-ft | 350 lb-ft |
| Engine Size | 5,130 cc | 5,359 cc |
| 0-60 mph | 9.2 sec | 6.4 sec |
| Top Speed | 125 mph | 162 mph |
| ¼ Mile | 17.0 sec | 14.8 sec |
| Weight | — | 3,197 lbs |
| Wheelbase | 2,896 mm | 2,550 mm |
| Length | 4,880 mm | 4,445 mm |
| Units Produced | — | 504 |
| Original MSRP | — | $11,500 |
| Value (Excellent) | — | $650,000 |
| Collectibility | 5/10 | 8/10 |
| Rarity | 10/10 | 8/10 |
The 1963 Iso Grifo GL emerges ahead in most objective measures, offering more power, quicker acceleration, higher top speed. The 1962 Bristol 407 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 1962 Bristol 407 against the 1963 Iso Grifo GL is a comparison that enthusiasts have debated for decades. Each car reflects distinct design philosophies shaped by different automotive cultures — United Kingdom versus Italy. The 1963 Iso Grifo GL holds a clear advantage in raw power with 300 hp compared to 250 hp, a 50-horsepower difference that shapes the driving experience. Under the hood, the contrast is notable: the Bristol 407 uses a V8 OHV Chrysler displacing 5,130 cc, while the Iso Grifo relies on a V8 OHV with 5,359 cc. In the sprint to 60 mph, the 1963 Iso Grifo GL edges ahead at 6.4 seconds versus 9.2 seconds. From a collectibility standpoint, the 1963 Iso Grifo GL rates higher among enthusiasts and auction houses.