2004 BMW 645 vs. 2003 Subaru Legacy
To start off, 2004 BMW 645 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Subaru Legacy. In addition, the cost of maintenance, including insurance, on 2003 Subaru Legacy would be higher. At 4,392 cc (8 cylinders), 2004 BMW 645 is equipped with a bigger engine. In terms of performance, 2004 BMW 645 (322 HP @ 7400 RPM) has 160 more horse power than 2003 Subaru Legacy. (162 HP @ 5600 RPM). In normal driving conditions, 2004 BMW 645 should accelerate faster than 2003 Subaru Legacy. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 645 weights approximately 263 kg more than 2003 Subaru Legacy. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Subaru Legacy is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW 645. In wet, icy, snow, or gravel driving conditions, 2003 Subaru Legacy 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, 2004 BMW 645 (447 Nm) has 221 more torque (in Nm) than 2003 Subaru Legacy. (226 Nm). This means 2004 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 2003 Subaru Legacy.
Compare all specifications:
| 2004 BMW 645 | 2003 Subaru Legacy | |
| Make | BMW | Subaru |
| Model | 645 | Legacy |
| Year Released | 2004 | 2003 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4392 cc | 2458 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 162 HP |
| Engine RPM | 7400 RPM | 5600 RPM |
| Torque | 447 Nm | 226 Nm |
| Engine Bore Size | 92 mm | 100 mm |
| Engine Stroke Size | 83 mm | 79 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1715 kg | 1452 kg |
| Vehicle Length | 4840 mm | 4730 mm |
| Vehicle Width | 1860 mm | 1740 mm |
| Vehicle Height | 1380 mm | 1480 mm |
| Wheelbase Size | 2790 mm | 2680 mm |
| Fuel Tank Capacity | 70 L | 64 L |
