2007 Audi S8 vs. 2007 Audi R8
To start off, both 2007 Audi S8 and 2007 Audi R8 were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,204 cc (10 cylinders), 2007 Audi S8 is equipped with a bigger engine. In terms of performance, 2007 Audi S8 (444 HP @ 7000 RPM) has 30 more horse power than 2007 Audi R8. (414 HP @ 7800 RPM). In normal driving conditions, 2007 Audi S8 should accelerate faster than 2007 Audi R8. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S8 weights approximately 375 kg more than 2007 Audi R8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are all wheel drive (AWD) - 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 S8 (540 Nm @ 3400 RPM) has 110 more torque (in Nm) than 2007 Audi R8. (430 Nm @ 4500 RPM). This means 2007 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi R8.
Compare all specifications:
| 2007 Audi S8 | 2007 Audi R8 | |
| Make | Audi | Audi |
| Model | S8 | R8 |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 5204 cc | 4163 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 414 HP |
| Engine RPM | 7000 RPM | 7800 RPM |
| Torque | 540 Nm | 430 Nm |
| Torque RPM | 3400 RPM | 4500 RPM |
| Engine Bore Size | 84.5 mm | 84.5 mm |
| Engine Stroke Size | 92.8 mm | 92.8 mm |
| Engine Compression Ratio | 12.5:1 | 12.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 260 km/hour | 301 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 4.6 seconds |
| Drive Type | AWD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1940 kg | 1565 kg |
| Vehicle Length | 5070 mm | 4590 mm |
| Vehicle Width | 1900 mm | 1910 mm |
| Vehicle Height | 1430 mm | 1260 mm |
| Wheelbase Size | 2950 mm | 2660 mm |
| Fuel Tank Capacity | 90 L | 75 L |
