2005 Audi A4 vs. 1999 Audi RS4
To start off, 2005 Audi A4 is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Audi RS4. In addition, the cost of maintenance, including insurance, on 1999 Audi RS4 would be higher. At 2,983 cc (6 cylinders), 2005 Audi A4 is equipped with a bigger engine. In terms of performance, 1999 Audi RS4 (250 HP @ 6100 RPM) has 30 more horse power than 2005 Audi A4. (220 HP @ 6300 RPM) In normal driving conditions, 1999 Audi RS4 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi RS4 weights approximately 190 kg more than 2005 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Audi RS4 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi A4. In wet, icy, snow, or gravel driving conditions, 1999 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:
| 2005 Audi A4 | 1999 Audi RS4 | |
| Make | Audi | Audi |
| Model | A4 | RS4 |
| Year Released | 2005 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 2671 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 220 HP | 250 HP |
| Engine RPM | 6300 RPM | 6100 RPM |
| Engine Bore Size | 83.1 mm | 81.1 mm |
| Engine Stroke Size | 93 mm | 86.4 mm |
| Engine Compression Ratio | 10.1:1 | 9.0:1 |
| Acceleration 0-100mph | 6.9 seconds | 4.9 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1430 kg | 1620 kg |
| Vehicle Length | 4550 mm | 4530 mm |
| Vehicle Width | 1780 mm | 1810 mm |
| Vehicle Height | 1430 mm | 1390 mm |
| Wheelbase Size | 2770 mm | 2610 mm |
| Fuel Tank Capacity | 70 L | 62 L |
