1999 Audi A4 vs. 2007 Audi S8
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 4,171 cc (8 cylinders), 2007 Audi S8 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S8 weights approximately 415 kg more than 1999 Audi A4.
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. Let's talk about torque, 2007 Audi S8 (430 Nm @ 3400 RPM) has 109 more torque (in Nm) than 1999 Audi A4. (321 Nm @ 1900 RPM). This means 2007 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4.
Compare all specifications:
| 1999 Audi A4 | 2007 Audi S8 | |
| Make | Audi | Audi |
| Model | A4 | S8 |
| Year Released | 1999 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 4171 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 247 HP | 0 HP |
| Torque | 321 Nm | 430 Nm |
| Torque RPM | 1900 RPM | 3400 RPM |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1335 kg | 1750 kg |
| Wheelbase Size | 2630 mm | 2290 mm |
| Fuel Tank Capacity | 62 L | 90 L |
