2007 Audi RS4 vs. 2011 Audi A8
To start off, 2011 Audi A8 is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Audi RS4. In addition, the cost of maintenance, including insurance, on 2007 Audi RS4 would be higher. At 4,200 cc (8 cylinders), 2011 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi RS4 (420 HP @ 8205 RPM) has 48 more horse power than 2011 Audi A8. (372 HP @ 6800 RPM). In normal driving conditions, 2007 Audi RS4 should accelerate faster than 2011 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2011 Audi A8 weights approximately 300 kg more than 2007 Audi RS4.
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, 2011 Audi A8 (444 Nm @ 3500 RPM) has 14 more torque (in Nm) than 2007 Audi RS4. (430 Nm @ 5500 RPM). This means 2011 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi RS4.
Compare all specifications:
| 2007 Audi RS4 | 2011 Audi A8 | |
| Make | Audi | Audi |
| Model | RS4 | A8 |
| Year Released | 2007 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 4200 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 420 HP | 372 HP |
| Engine RPM | 8205 RPM | 6800 RPM |
| Torque | 430 Nm | 444 Nm |
| Torque RPM | 5500 RPM | 3500 RPM |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1700 kg | 2000 kg |
| Vehicle Width | 1820 mm | 1948 mm |
