1999 Audi S8 vs. 2008 BMW Z4
To start off, 2008 BMW Z4 is newer by 9 year(s). Which means there will be less support and parts availability for 1999 Audi S8. In addition, the cost of maintenance, including insurance, on 1999 Audi S8 would be higher. At 4,172 cc (8 cylinders), 1999 Audi S8 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi S8 weights approximately 370 kg more than 2008 BMW Z4.
Because 1999 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2008 BMW Z4. In wet, icy, snow, or gravel driving conditions, 1999 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, 1999 Audi S8 (331 Nm @ 3400 RPM) has 81 more torque (in Nm) than 2008 BMW Z4. (250 Nm @ 2750 RPM). This means 1999 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4.
Compare all specifications:
| 1999 Audi S8 | 2008 BMW Z4 | |
| Make | Audi | BMW |
| Model | S8 | Z4 |
| Year Released | 1999 | 2008 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 335 HP | 0 HP |
| Torque | 331 Nm | 250 Nm |
| Torque RPM | 3400 RPM | 2750 RPM |
| Engine Bore Size | 84.5 mm | 82 mm |
| Engine Stroke Size | 93 mm | 78.8 mm |
| Top Speed | 250 km/hour | 240 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 6.8 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1730 kg | 1360 kg |
| Vehicle Length | 5040 mm | 4100 mm |
| Vehicle Width | 1890 mm | 1310 mm |
| Vehicle Height | 1420 mm | 1790 mm |
| Wheelbase Size | 2890 mm | 2500 mm |
| Fuel Consumption Overall | 13.7 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 90 L | 55 L |
