2005 Aston Martin DB9 vs. 1972 BMW 520
To start off, 2005 Aston Martin DB9 is newer by 33 year(s). Which means there will be less support and parts availability for 1972 BMW 520. In addition, the cost of maintenance, including insurance, on 1972 BMW 520 would be higher. At 5,935 cc (12 cylinders), 2005 Aston Martin DB9 is equipped with a bigger engine. In terms of performance, 2005 Aston Martin DB9 (444 HP @ 6000 RPM) has 294 more horse power than 1972 BMW 520. (150 HP @ 5900 RPM). In normal driving conditions, 2005 Aston Martin DB9 should accelerate faster than 1972 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2005 Aston Martin DB9 weights approximately 265 kg more than 1972 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 Aston Martin DB9 (571 Nm @ 5000 RPM) has 381 more torque (in Nm) than 1972 BMW 520. (190 Nm @ 4200 RPM). This means 2005 Aston Martin DB9 will have an easier job in driving up hills or pulling heavy equipment than 1972 BMW 520.
Compare all specifications:
| 2005 Aston Martin DB9 | 1972 BMW 520 | |
| Make | Aston Martin | BMW |
| Model | DB9 | 520 |
| Year Released | 2005 | 1972 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5935 cc | 1991 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 150 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 571 Nm | 190 Nm |
| Torque RPM | 5000 RPM | 4200 RPM |
| Engine Bore Size | 89 mm | 80 mm |
| Engine Stroke Size | 79.5 mm | 66 mm |
| Top Speed | 300 km/hour | 211 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 10.6 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1710 kg | 1445 kg |
| Vehicle Length | 4710 mm | 4630 mm |
| Vehicle Width | 1880 mm | 1700 mm |
| Vehicle Height | 1320 mm | 1430 mm |
| Wheelbase Size | 2750 mm | 2770 mm |
| Fuel Consumption Overall | 15.7 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 85 L | 80 L |
