1975 Aston Martin AM Vantage vs. 1947 Bristol 450
To start off, 1975 Aston Martin AM Vantage is newer by 28 year(s). Which means there will be less support and parts availability for 1947 Bristol 450. In addition, the cost of maintenance, including insurance, on 1947 Bristol 450 would be higher. At 3,993 cc (6 cylinders), 1975 Aston Martin AM Vantage is equipped with a bigger engine. In terms of performance, 1975 Aston Martin AM Vantage (321 HP @ 5750 RPM) has 168 more horse power than 1947 Bristol 450. (153 HP @ 5500 RPM). In normal driving conditions, 1975 Aston Martin AM Vantage should accelerate faster than 1947 Bristol 450. With that said, vehicle weight also plays an important factor in acceleration. 1975 Aston Martin AM Vantage weights approximately 1020 kg more than 1947 Bristol 450. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1975 Aston Martin AM Vantage | 1947 Bristol 450 | |
| Make | Aston Martin | Bristol |
| Model | AM Vantage | 450 |
| Year Released | 1975 | 1947 |
| Engine Position | Front | Front |
| Engine Size | 3993 cc | 1971 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 321 HP | 153 HP |
| Engine RPM | 5750 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1750 kg | 730 kg |
