2002 Audi S3 vs. 2007 BMW 525
To start off, 2007 BMW 525 is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Audi S3. In addition, the cost of maintenance, including insurance, on 2002 Audi S3 would be higher. At 2,496 cc (6 cylinders), 2007 BMW 525 is equipped with a bigger engine. In terms of performance, 2002 Audi S3 (222 HP @ 5900 RPM) has 7 more horse power than 2007 BMW 525. (215 HP @ 6500 RPM). In normal driving conditions, 2002 Audi S3 should accelerate faster than 2007 BMW 525. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 525 weights approximately 72 kg more than 2002 Audi S3.
Because 2002 Audi S3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 525. In wet, icy, snow, or gravel driving conditions, 2002 Audi S3 will offer significantly more control. 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, 2002 Audi S3 (280 Nm @ 2200 RPM) has 30 more torque (in Nm) than 2007 BMW 525. (250 Nm @ 2900 RPM). This means 2002 Audi S3 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW 525. 2007 BMW 525 has automatic transmission and 2002 Audi S3 has manual transmission. 2002 Audi S3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW 525 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Audi S3 | 2007 BMW 525 | |
| Make | Audi | BMW |
| Model | S3 | 525 |
| Year Released | 2002 | 2007 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 2496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 222 HP | 215 HP |
| Engine RPM | 5900 RPM | 6500 RPM |
| Torque | 280 Nm | 250 Nm |
| Torque RPM | 2200 RPM | 2900 RPM |
| Engine Bore Size | 81 mm | 82 mm |
| Engine Stroke Size | 86.4 mm | 78.8 mm |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Top Speed | 243 km/hour | 245 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 7.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1423 kg | 1495 kg |
| Vehicle Length | 4170 mm | 4850 mm |
| Vehicle Width | 1770 mm | 1470 mm |
| Vehicle Height | 1420 mm | 1850 mm |
| Wheelbase Size | 2530 mm | 2890 mm |
| Fuel Tank Capacity | 62 L | 70 L |
