2007 Audi A4 vs. 2001 BMW 520
To start off, 2007 Audi A4 is newer by 6 year(s). Which means there will be less support and parts availability for 2001 BMW 520. In addition, the cost of maintenance, including insurance, on 2001 BMW 520 would be higher. At 2,171 cc (6 cylinders), 2001 BMW 520 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (197 HP @ 5100 RPM) has 30 more horse power than 2001 BMW 520. (167 HP @ 6500 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2001 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2001 BMW 520 weights approximately 40 kg more than 2007 Audi A4.
Because 2001 BMW 520 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 2001 BMW 520. 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 70 more torque (in Nm) than 2001 BMW 520. (210 Nm @ 3500 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW 520. 2007 Audi A4 has automatic transmission and 2001 BMW 520 has manual transmission. 2001 BMW 520 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi A4 | 2001 BMW 520 | |
| Make | Audi | BMW |
| Model | A4 | 520 |
| Year Released | 2007 | 2001 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2171 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 167 HP |
| Engine RPM | 5100 RPM | 6500 RPM |
| Torque | 280 Nm | 210 Nm |
| Torque RPM | 1800 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 80 mm |
| Engine Stroke Size | 92.8 mm | 72 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1630 kg | 1670 kg |
| Vehicle Length | 4580 mm | 4810 mm |
| Vehicle Width | 1400 mm | 1810 mm |
| Vehicle Height | 1780 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
| Fuel Tank Capacity | 70 L | 70 L |
