2004 BMW 325 vs. 2003 BMW 520
To start off, 2004 BMW 325 is newer by 1 year(s). Which means there will be less support and parts availability for 2003 BMW 520. In addition, the cost of maintenance, including insurance, on 2003 BMW 520 would be higher. At 2,491 cc (6 cylinders), 2004 BMW 325 is equipped with a bigger engine. In terms of performance, 2004 BMW 325 (189 HP @ 7400 RPM) has 22 more horse power than 2003 BMW 520. (167 HP @ 6100 RPM). In normal driving conditions, 2004 BMW 325 should accelerate faster than 2003 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 325 weights approximately 40 kg more than 2003 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 BMW 325 (237 Nm) has 27 more torque (in Nm) than 2003 BMW 520. (210 Nm). This means 2004 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 520.
Compare all specifications:
| 2004 BMW 325 | 2003 BMW 520 | |
| Make | BMW | BMW |
| Model | 325 | 520 |
| Year Released | 2004 | 2003 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 2170 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 167 HP |
| Engine RPM | 7400 RPM | 6100 RPM |
| Torque | 237 Nm | 210 Nm |
| Engine Bore Size | 84 mm | 80 mm |
| Engine Stroke Size | 75 mm | 72 mm |
| Engine Compression Ratio | 10.5:1 | 10.7:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1710 kg | 1670 kg |
| Vehicle Length | 4480 mm | 4810 mm |
| Vehicle Width | 1750 mm | 1810 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2730 mm | 2890 mm |
| Fuel Consumption Highway | 9.1 L/100km | 7.5 L/100km |
| Fuel Consumption City | 12.4 L/100km | 12.8 L/100km |
| Fuel Consumption Overall | 10.7 L/100km | 9.5 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
