2004 Audi RS4 vs. 2006 BMW 550
To start off, 2006 BMW 550 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Audi RS4. In addition, the cost of maintenance, including insurance, on 2004 Audi RS4 would be higher. At 2,671 cc (6 cylinders), 2004 Audi RS4 is equipped with a bigger engine.
Because 2004 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 550. In wet, icy, snow, or gravel driving conditions, 2004 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.
Compare all specifications:
| 2004 Audi RS4 | 2006 BMW 550 | |
| Make | Audi | BMW |
| Model | RS4 | 550 |
| Year Released | 2004 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 2497 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 376 HP | 0 HP |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Fuel Tank Capacity | 55 L | 70 L |
