2007 BMW M6 vs. 2003 Subaru Impreza
To start off, 2007 BMW M6 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Subaru Impreza. In addition, the cost of maintenance, including insurance, on 2003 Subaru Impreza would be higher. At 4,997 cc (10 cylinders), 2007 BMW M6 is equipped with a bigger engine. In terms of performance, 2007 BMW M6 (500 HP @ 7750 RPM) has 224 more horse power than 2003 Subaru Impreza. (276 HP @ 6400 RPM). In normal driving conditions, 2007 BMW M6 should accelerate faster than 2003 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M6 weights approximately 715 kg more than 2003 Subaru Impreza. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Subaru Impreza is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW M6. In wet, icy, snow, or gravel driving conditions, 2003 Subaru Impreza will offer significantly more control. 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, 2007 BMW M6 (520 Nm @ 6100 RPM) has 136 more torque (in Nm) than 2003 Subaru Impreza. (384 Nm @ 4400 RPM). This means 2007 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2003 Subaru Impreza.
Compare all specifications:
| 2007 BMW M6 | 2003 Subaru Impreza | |
| Make | BMW | Subaru |
| Model | M6 | Impreza |
| Year Released | 2007 | 2003 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4997 cc | 1992 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 500 HP | 276 HP |
| Engine RPM | 7750 RPM | 6400 RPM |
| Torque | 520 Nm | 384 Nm |
| Torque RPM | 6100 RPM | 4400 RPM |
| Engine Bore Size | 92 mm | 92 mm |
| Engine Stroke Size | 75.2 mm | 75 mm |
| Engine Compression Ratio | 12.0:1 | 8.0:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2005 kg | 1290 kg |
| Vehicle Length | 4880 mm | 4420 mm |
| Vehicle Width | 1860 mm | 1740 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2790 mm | 2680 mm |
| Fuel Tank Capacity | 70 L | 50 L |
