2004 Audi RS4 vs. 2006 Audi RS4
To start off, 2006 Audi RS4 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 4,163 cc (8 cylinders), 2006 Audi RS4 is equipped with a bigger engine. In terms of performance, 2006 Audi RS4 (420 HP @ 8250 RPM) has 44 more horse power than 2004 Audi RS4. (376 HP @ 6300 RPM) In normal driving conditions, 2006 Audi RS4 should accelerate faster than 2004 Audi RS4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi RS4 weights approximately 36 kg more than 2006 Audi RS4.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2006 Audi RS4 (583 Nm @ 5500 RPM) has 133 more torque (in Nm) than 2004 Audi RS4. (450 Nm @ 2500 RPM). This means 2006 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi RS4.
Compare all specifications:
| 2004 Audi RS4 | 2006 Audi RS4 | |
| Make | Audi | Audi |
| Model | RS4 | RS4 |
| Year Released | 2004 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 376 HP | 420 HP |
| Engine RPM | 6300 RPM | 8250 RPM |
| Torque | 450 Nm | 583 Nm |
| Torque RPM | 2500 RPM | 5500 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1549 kg |
| Vehicle Length | 4480 mm | 360 mm |
| Vehicle Height | 1450 mm | 360 mm |
| Wheelbase Size | 2610 mm | 360 mm |
