2001 Audi A4 vs. 2004 Audi RS6
To start off, 2004 Audi RS6 is newer by 3 year(s). Which means there will be less support and parts availability for 2001 Audi A4. In addition, the cost of maintenance, including insurance, on 2001 Audi A4 would be higher. At 4,163 cc (8 cylinders), 2004 Audi RS6 is equipped with a bigger engine. In terms of performance, 2004 Audi RS6 (444 HP @ 6300 RPM) has 197 more horse power than 2001 Audi A4. (247 HP @ 4000 RPM) In normal driving conditions, 2004 Audi RS6 should accelerate faster than 2001 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi RS6 weights approximately 350 kg more than 2001 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Audi A4. In wet, icy, snow, or gravel driving conditions, 2004 Audi RS6 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, 2004 Audi RS6 (560 Nm @ 1950 RPM) has 210 more torque (in Nm) than 2001 Audi A4. (350 Nm @ 1400 RPM). This means 2004 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A4.
Compare all specifications:
| 2001 Audi A4 | 2004 Audi RS6 | |
| Make | Audi | Audi |
| Model | A4 | RS6 |
| Year Released | 2001 | 2004 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 4163 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 247 HP | 444 HP |
| Engine RPM | 4000 RPM | 6300 RPM |
| Torque | 350 Nm | 560 Nm |
| Torque RPM | 1400 RPM | 1950 RPM |
| Engine Bore Size | 78.3 mm | 84.5 mm |
| Engine Stroke Size | 86.4 mm | 93 mm |
| Engine Compression Ratio | 18.5:1 | 9.3:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 219 km/hour | 250 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1910 kg |
| Vehicle Length | 4550 mm | 4860 mm |
| Vehicle Width | 1770 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2660 mm | 2770 mm |
| Fuel Tank Capacity | 70 L | 82 L |
