1975 Aston Martin AM Vantage vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 30 year(s). Which means there will be less support and parts availability for 1975 Aston Martin AM Vantage. In addition, the cost of maintenance, including insurance, on 1975 Aston Martin AM Vantage would be higher. At 3,993 cc (6 cylinders), 1975 Aston Martin AM Vantage is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (355 HP @ 6800 RPM) has 34 more horse power than 1975 Aston Martin AM Vantage. (321 HP @ 5750 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1975 Aston Martin AM Vantage. With that said, vehicle weight also plays an important factor in acceleration. 1975 Aston Martin AM Vantage weights approximately 250 kg more than 2005 Porsche 911.
Compare all specifications:
| 1975 Aston Martin AM Vantage | 2005 Porsche 911 | |
| Make | Aston Martin | Porsche |
| Model | AM Vantage | 911 |
| Year Released | 1975 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 3993 cc | 3818 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 321 HP | 355 HP |
| Engine RPM | 5750 RPM | 6800 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Vehicle Weight | 1750 kg | 1500 kg |
