2009 Audi A4 vs. 2008 BMW 525
To start off, 2009 Audi A4 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 2,497 cc (6 cylinders), 2008 BMW 525 is equipped with a bigger engine. In terms of performance, 2008 BMW 525 (215 HP @ 6500 RPM) has 87 more horse power than 2009 Audi A4. (128 HP @ 5700 RPM) In normal driving conditions, 2008 BMW 525 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 525 weights approximately 135 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 BMW 525 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2008 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2008 BMW 525 (250 Nm @ 2900 RPM) has 55 more torque (in Nm) than 2009 Audi A4. (195 Nm @ 3300 RPM). This means 2008 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2008 BMW 525 | |
| Make | Audi | BMW |
| Model | A4 | 525 |
| Year Released | 2009 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2497 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 128 HP | 215 HP |
| Engine RPM | 5700 RPM | 6500 RPM |
| Torque | 195 Nm | 250 Nm |
| Torque RPM | 3300 RPM | 2900 RPM |
| Engine Bore Size | 82.6 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 78.8 mm |
| Engine Compression Ratio | 10.3:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 9.9 seconds | 7.5 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1340 kg | 1475 kg |
| Vehicle Length | 4590 mm | 5050 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2650 mm | 2890 mm |
| Fuel Consumption Overall | 9.4 L/100km | 6.7 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
