2008 BMW 330 vs. 2006 BMW 525
To start off, 2008 BMW 330 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 BMW 525. In addition, the cost of maintenance, including insurance, on 2006 BMW 525 would be higher. At 2,999 cc (6 cylinders), 2006 BMW 525 is equipped with a bigger engine. In terms of performance, 2008 BMW 330 (228 HP @ 5900 RPM) has 13 more horse power than 2006 BMW 525. (215 HP @ 6250 RPM). In normal driving conditions, 2008 BMW 330 should accelerate faster than 2006 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 330 weights approximately 50 kg more than 2006 BMW 525. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2008 BMW 330 (300 Nm @ 3500 RPM) has 49 more torque (in Nm) than 2006 BMW 525. (251 Nm @ 2750 RPM). This means 2008 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 2006 BMW 525.
Compare all specifications:
| 2008 BMW 330 | 2006 BMW 525 | |
| Make | BMW | BMW |
| Model | 330 | 525 |
| Year Released | 2008 | 2006 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2999 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 228 HP | 215 HP |
| Engine RPM | 5900 RPM | 6250 RPM |
| Torque | 300 Nm | 251 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Engine Bore Size | 84 mm | 85.1 mm |
| Engine Stroke Size | 89.6 mm | 88.1 mm |
| Engine Compression Ratio | 10.2:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 247 km/hour | 241 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 7.9 seconds |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1680 kg | 1630 kg |
| Vehicle Length | 4490 mm | 4860 mm |
| Vehicle Width | 1760 mm | 1850 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2730 mm | 2890 mm |
| Fuel Consumption Overall | 11.4 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
