2007 Audi RS4 vs. 2007 Audi A8
To start off, both 2007 Audi RS4 and 2007 Audi A8 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,161 cc (8 cylinders), 2007 Audi RS4 is equipped with a bigger engine. In terms of performance, 2007 Audi RS4 (420 HP @ 8205 RPM) has 149 more horse power than 2007 Audi A8. (271 HP @ 3750 RPM). In normal driving conditions, 2007 Audi RS4 should accelerate faster than 2007 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A8 weights approximately 240 kg more than 2007 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, 2007 Audi A8 (651 Nm @ 1800 RPM) has 221 more torque (in Nm) than 2007 Audi RS4. (430 Nm @ 5500 RPM). This means 2007 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 | 2007 Audi A8 | |
| Make | Audi | Audi |
| Model | RS4 | A8 |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 3936 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 420 HP | 271 HP |
| Engine RPM | 8205 RPM | 3750 RPM |
| Torque | 430 Nm | 651 Nm |
| Torque RPM | 5500 RPM | 1800 RPM |
| Top Speed | 249 km/hour | 250 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1700 kg | 1940 kg |
| Vehicle Width | 1820 mm | 1900 mm |
