2009 BMW 135 vs. 2008 BMW 525
To start off, 2009 BMW 135 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW 525. In addition, the cost of maintenance, including insurance, on 2008 BMW 525 would be higher. At 2,979 cc (6 cylinders), 2009 BMW 135 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 525 weights approximately 80 kg more than 2009 BMW 135.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2009 BMW 135 (400 Nm @ 1300 RPM) has 150 more torque (in Nm) than 2008 BMW 525. (250 Nm @ 2900 RPM). This means 2009 BMW 135 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW 525.
Compare all specifications:
| 2009 BMW 135 | 2008 BMW 525 | |
| Make | BMW | BMW |
| Model | 135 | 525 |
| Year Released | 2009 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 302 HP | 0 HP |
| Torque | 400 Nm | 250 Nm |
| Torque RPM | 1300 RPM | 2900 RPM |
| Engine Bore Size | 84 mm | 82.1 mm |
| Engine Stroke Size | 89.6 mm | 78.8 mm |
| Engine Compression Ratio | 10.2:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 5.7 seconds | 7.9 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1415 kg | 1495 kg |
| Vehicle Length | 4370 mm | 4870 mm |
| Vehicle Height | 1760 mm | 1470 mm |
| Wheelbase Size | 2670 mm | 2890 mm |
| Fuel Consumption Overall | 5.3 L/100km | 7 L/100km |
| Fuel Tank Capacity | 53 L | 70 L |
