2007 Audi S8 vs. 1999 Audi A4
To start off, 2007 Audi S8 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. 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 197 more horse power than 1999 Audi A4. (247 HP @ 5700 RPM). In normal driving conditions, 2007 Audi S8 should accelerate faster than 1999 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S8 weights approximately 595 kg more than 1999 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 1999 Audi A4. In wet, icy, snow, or gravel driving conditions, 2007 Audi S8 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:
| 2007 Audi S8 | 1999 Audi A4 | |
| Make | Audi | Audi |
| Model | S8 | A4 |
| Year Released | 2007 | 1999 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1779 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 444 HP | 247 HP |
| Engine RPM | 7000 RPM | 5700 RPM |
| Engine Bore Size | 84.5 mm | 81 mm |
| Engine Stroke Size | 92.8 mm | 86.4 mm |
| Engine Compression Ratio | 12.5:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 210 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 9.8 seconds |
| Drive Type | AWD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1940 kg | 1345 kg |
| Vehicle Length | 5070 mm | 4480 mm |
| Vehicle Width | 1900 mm | 1740 mm |
| Vehicle Height | 1430 mm | 1420 mm |
| Wheelbase Size | 2950 mm | 2630 mm |
| Fuel Tank Capacity | 90 L | 62 L |
