2004 BMW 325 vs. 2007 BMW M5
To start off, 2007 BMW M5 is newer by 3 year(s). Which means there will be less support and parts availability for 2004 BMW 325. In addition, the cost of maintenance, including insurance, on 2004 BMW 325 would be higher. At 4,999 cc (10 cylinders), 2007 BMW M5 is equipped with a bigger engine. In terms of performance, 2007 BMW M5 (500 HP @ 7750 RPM) has 316 more horse power than 2004 BMW 325. (184 HP @ 7250 RPM) In normal driving conditions, 2007 BMW M5 should accelerate faster than 2004 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M5 weights approximately 160 kg more than 2004 BMW 325. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 BMW M5 (520 Nm) has 283 more torque (in Nm) than 2004 BMW 325. (237 Nm). This means 2007 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW 325.
Compare all specifications:
| 2004 BMW 325 | 2007 BMW M5 | |
| Make | BMW | BMW |
| Model | 325 | M5 |
| Year Released | 2004 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2490 cc | 4999 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 184 HP | 500 HP |
| Engine RPM | 7250 RPM | 7750 RPM |
| Torque | 237 Nm | 520 Nm |
| Engine Compression Ratio | 10.5:1 | 12.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1595 kg | 1755 kg |
| Vehicle Length | 4480 mm | 4860 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2890 mm |
| Fuel Consumption | 8.1 L/100km | 13.1 L/100km |
| Fuel Consumption City | 11.8 L/100km | 19.6 L/100km |
| Fuel Consumption Overall | 9.8 L/100km | 14.8 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
