2007 BMW M3 vs. 2008 BMW 525
To start off, 2008 BMW 525 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW M3. In addition, the cost of maintenance, including insurance, on 2007 BMW M3 would be higher. At 3,246 cc (6 cylinders), 2007 BMW M3 is equipped with a bigger engine. In terms of performance, 2007 BMW M3 (338 HP @ 7900 RPM) has 123 more horse power than 2008 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 2007 BMW M3 should accelerate faster than 2008 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW M3 weights approximately 105 kg more than 2008 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW M3. In wet, icy, snow, or gravel driving conditions, 2008 BMW 525 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 M3 (366 Nm @ 4900 RPM) has 116 more torque (in Nm) than 2008 BMW 525. (250 Nm @ 2750 RPM). This means 2007 BMW M3 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 525.
Compare all specifications:
| 2007 BMW M3 | 2008 BMW 525 | |
| Make | BMW | BMW |
| Model | M3 | 525 |
| Year Released | 2007 | 2008 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 215 HP |
| Engine RPM | 7900 RPM | 6500 RPM |
| Torque | 366 Nm | 250 Nm |
| Torque RPM | 4900 RPM | 2750 RPM |
| Engine Bore Size | 87 mm | 78.9 mm |
| Engine Stroke Size | 91 mm | 82 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 5.5 seconds | 8.5 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1655 kg | 1550 kg |
| Vehicle Length | 4500 mm | 4850 mm |
| Vehicle Width | 1790 mm | 1850 mm |
| Vehicle Height | 1380 mm | 1500 mm |
| Wheelbase Size | 2740 mm | 2840 mm |
| Fuel Consumption Overall | 12.1 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
