2005 BMW 325 vs. 2009 BMW M5
To start off, 2009 BMW M5 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW 325. In addition, the cost of maintenance, including insurance, on 2005 BMW 325 would be higher. At 4,999 cc (10 cylinders), 2009 BMW M5 is equipped with a bigger engine. In terms of performance, 2009 BMW M5 (500 HP @ 7750 RPM) has 311 more horse power than 2005 BMW 325. (189 HP @ 7400 RPM) In normal driving conditions, 2009 BMW M5 should accelerate faster than 2005 BMW 325. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW M5 weights approximately 311 kg more than 2005 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, 2009 BMW M5 (520 Nm) has 282 more torque (in Nm) than 2005 BMW 325. (238 Nm). This means 2009 BMW M5 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 325.
Compare all specifications:
| 2005 BMW 325 | 2009 BMW M5 | |
| Make | BMW | BMW |
| Model | 325 | M5 |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 4999 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 500 HP |
| Engine RPM | 7400 RPM | 7750 RPM |
| Torque | 238 Nm | 520 Nm |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 75 mm | 75.2 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1836 kg |
| Vehicle Length | 4480 mm | 4860 mm |
| Vehicle Width | 1750 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1480 mm |
| Wheelbase Size | 2730 mm | 2900 mm |
| Fuel Consumption Overall | 9.8 L/100km | 14.8 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
