2003 Audi RS4 vs. 2009 BMW M3
To start off, 2009 BMW M3 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Audi RS4. In addition, the cost of maintenance, including insurance, on 2003 Audi RS4 would be higher. At 3,999 cc (8 cylinders), 2009 BMW M3 is equipped with a bigger engine. In terms of performance, 2009 BMW M3 (414 HP @ 8300 RPM) has 37 more horse power than 2003 Audi RS4. (377 HP @ 6300 RPM) In normal driving conditions, 2009 BMW M3 should accelerate faster than 2003 Audi RS4.
Because 2003 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW M3. In wet, icy, snow, or gravel driving conditions, 2003 Audi RS4 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, 2003 Audi RS4 (449 Nm @ 2500 RPM) has 49 more torque (in Nm) than 2009 BMW M3. (400 Nm @ 3900 RPM). This means 2003 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW M3.
Compare all specifications:
| 2003 Audi RS4 | 2009 BMW M3 | |
| Make | Audi | BMW |
| Model | RS4 | M3 |
| Year Released | 2003 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 3999 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 377 HP | 414 HP |
| Engine RPM | 6300 RPM | 8300 RPM |
| Torque | 449 Nm | 400 Nm |
| Torque RPM | 2500 RPM | 3900 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4480 mm | 4590 mm |
| Vehicle Width | 1740 mm | 1450 mm |
| Vehicle Height | 1450 mm | 1760 mm |
| Wheelbase Size | 2610 mm | 2770 mm |
| Fuel Tank Capacity | 55 L | 63 L |
