2007 Audi A4 vs. 2005 BMW 525
To start off, 2007 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 525. In addition, the cost of maintenance, including insurance, on 2005 BMW 525 would be higher. At 2,497 cc (6 cylinders), 2005 BMW 525 is equipped with a bigger engine. In terms of performance, 2005 BMW 525 (215 HP @ 6500 RPM) has 18 more horse power than 2007 Audi A4. (197 HP @ 5100 RPM) In normal driving conditions, 2005 BMW 525 should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 525 weights approximately 35 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 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 2005 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi A4 (280 Nm @ 1800 RPM) has 30 more torque (in Nm) than 2005 BMW 525. (250 Nm @ 2750 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 525.
Compare all specifications:
| 2007 Audi A4 | 2005 BMW 525 | |
| Make | Audi | BMW |
| Model | A4 | 525 |
| Year Released | 2007 | 2005 |
| Body Type | Convertible | Station Wagon |
| 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 | 4 valves | 4 valves |
| Horse Power | 197 HP | 215 HP |
| Engine RPM | 5100 RPM | 6500 RPM |
| Torque | 280 Nm | 250 Nm |
| Torque RPM | 1800 RPM | 2750 RPM |
| Engine Bore Size | 82.5 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 78.8 mm |
| Engine Compression Ratio | 10.5:1 | 11.0:1 |
| Top Speed | 238 km/hour | 237 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 8.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1630 kg | 1665 kg |
| Vehicle Length | 4580 mm | 4810 mm |
| Vehicle Width | 1400 mm | 1810 mm |
| Vehicle Height | 1780 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2730 mm |
| Fuel Consumption Overall | 8.3 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
