2009 BMW M3 vs. 1947 Rover P2
To start off, 2009 BMW M3 is newer by 62 year(s). Which means there will be less support and parts availability for 1947 Rover P2. In addition, the cost of maintenance, including insurance, on 1947 Rover P2 would be higher. At 3,999 cc (8 cylinders), 2009 BMW M3 is equipped with a bigger engine. In terms of performance, 2009 BMW M3 (414 HP @ 8300 RPM) has 367 more horse power than 1947 Rover P2. (47 HP @ 4600 RPM). In normal driving conditions, 2009 BMW M3 should accelerate faster than 1947 Rover P2. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW M3 weights approximately 233 kg more than 1947 Rover P2. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 2009 BMW M3 | 1947 Rover P2 | |
| Make | BMW | Rover |
| Model | M3 | P2 |
| Year Released | 2009 | 1947 |
| Engine Size | 3999 cc | 1577 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 414 HP | 47 HP |
| Engine RPM | 8300 RPM | 4600 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Vehicle Weight | 1655 kg | 1422 kg |
