2009 Audi S3 vs. 2006 Audi RS4
To start off, 2009 Audi S3 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi RS4. In addition, the cost of maintenance, including insurance, on 2006 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 168 more horse power than 2009 Audi S3. (252 HP @ 6000 RPM) In normal driving conditions, 2006 Audi RS4 should accelerate faster than 2009 Audi S3. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi RS4 weights approximately 94 kg more than 2009 Audi S3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 252 more torque (in Nm) than 2009 Audi S3. (331 Nm @ 2400 RPM). This means 2006 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi S3.
Compare all specifications:
| 2009 Audi S3 | 2006 Audi RS4 | |
| Make | Audi | Audi |
| Model | S3 | RS4 |
| Year Released | 2009 | 2006 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 4163 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 252 HP | 420 HP |
| Engine RPM | 6000 RPM | 8250 RPM |
| Torque | 331 Nm | 583 Nm |
| Torque RPM | 2400 RPM | 5500 RPM |
| Top Speed | 250 km/hour | 245 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1455 kg | 1549 kg |
| Vehicle Length | 4220 mm | 360 mm |
| Vehicle Height | 1770 mm | 360 mm |
| Wheelbase Size | 2580 mm | 360 mm |
