1976 Aston Martin AM Vantage vs. 1999 Opel Signum
To start off, 1999 Opel Signum is newer by 23 year(s). Which means there will be less support and parts availability for 1976 Aston Martin AM Vantage. In addition, the cost of maintenance, including insurance, on 1976 Aston Martin AM Vantage 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 168 more horse power than 1999 Opel Signum. (153 HP @ 5600 RPM). In normal driving conditions, 1976 Aston Martin AM Vantage should accelerate faster than 1999 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1976 Aston Martin AM Vantage weights approximately 215 kg more than 1999 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1976 Aston Martin AM Vantage | 1999 Opel Signum | |
| Make | Aston Martin | Opel |
| Model | AM Vantage | Signum |
| Year Released | 1976 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 3995 cc | 2198 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 321 HP | 153 HP |
| Engine RPM | 5750 RPM | 5600 RPM |
| Vehicle Weight | 1750 kg | 1535 kg |
