1955 Armstrong Siddeley Sapphire vs. 1976 Aston Martin AM Vantage
To start off, 1976 Aston Martin AM Vantage is newer by 21 year(s). Which means there will be less support and parts availability for 1955 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1955 Armstrong Siddeley Sapphire would be higher. At 3,995 cc (6 cylinders), 1976 Aston Martin AM Vantage is equipped with a bigger engine. In terms of performance, 1976 Aston Martin AM Vantage (321 HP @ 5750 RPM) has 236 more horse power than 1955 Armstrong Siddeley Sapphire. (85 HP @ 4400 RPM) In normal driving conditions, 1976 Aston Martin AM Vantage should accelerate faster than 1955 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 1976 Aston Martin AM Vantage weights approximately 390 kg more than 1955 Armstrong Siddeley Sapphire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 1976 Aston Martin AM Vantage | |
| Make | Armstrong Siddeley | Aston Martin |
| Model | Sapphire | AM Vantage |
| Year Released | 1955 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 2309 cc | 3995 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 321 HP |
| Engine RPM | 4400 RPM | 5750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1360 kg | 1750 kg |
