2006 Audi A8 vs. 2008 BMW Z4
To start off, 2008 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi A8. In addition, the cost of maintenance, including insurance, on 2006 Audi A8 would be higher. At 4,172 cc (8 cylinders), 2006 Audi A8 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 495 kg more than 2008 BMW Z4.
Because 2006 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2006 Audi A8 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, 2006 Audi A8 (430 Nm @ 3500 RPM) has 180 more torque (in Nm) than 2008 BMW Z4. (250 Nm @ 2750 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4.
Compare all specifications:
2006 Audi A8 | 2008 BMW Z4 | |
Make | Audi | BMW |
Model | A8 | Z4 |
Year Released | 2006 | 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 |
Valves per Cylinder | 5 valves | 4 valves |
Horse Power | 329 HP | 0 HP |
Torque | 430 Nm | 250 Nm |
Torque RPM | 3500 RPM | 2750 RPM |
Engine Bore Size | 84.6 mm | 82 mm |
Engine Stroke Size | 93 mm | 78.8 mm |
Engine Compression Ratio | 11.0:1 | 11.0:1 |
Fuel Type | Gasoline - Premium | Gasoline |
Acceleration 0-100mph | 6.3 seconds | 6.8 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1855 kg | 1360 kg |
Vehicle Length | 5060 mm | 4100 mm |
Vehicle Width | 1900 mm | 1310 mm |
Vehicle Height | 1450 mm | 1790 mm |
Wheelbase Size | 2950 mm | 2500 mm |
Fuel Consumption Overall | 8.8 L/100km | 8.4 L/100km |
Fuel Tank Capacity | 90 L | 55 L |