2008 Audi A8 vs. 2007 BMW Z4
To start off, 2008 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 BMW Z4. In addition, the cost of maintenance, including insurance, on 2007 BMW Z4 would be higher. At 2,996 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (335 HP @ 7900 RPM) has 104 more horse power than 2008 Audi A8. (231 HP @ 4000 RPM) In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2008 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A8 weights approximately 520 kg more than 2007 BMW Z4.
Because 2008 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi A8 (450 Nm @ 1400 RPM) has 135 more torque (in Nm) than 2007 BMW Z4. (315 Nm @ 2750 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
2008 Audi A8 | 2007 BMW Z4 | |
Make | Audi | BMW |
Model | A8 | Z4 |
Year Released | 2008 | 2007 |
Body Type | Sedan | Convertible |
Engine Position | Front | Front |
Engine Size | 2967 cc | 2996 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 231 HP | 335 HP |
Engine RPM | 4000 RPM | 7900 RPM |
Torque | 450 Nm | 315 Nm |
Torque RPM | 1400 RPM | 2750 RPM |
Engine Compression Ratio | 17.0:1 | 11.5:1 |
Fuel Type | Diesel | Gasoline |
Acceleration 0-100mph | 7.8 seconds | 6.2 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1830 kg | 1310 kg |
Vehicle Length | 5060 mm | 4100 mm |
Vehicle Width | 1900 mm | 1790 mm |
Vehicle Height | 1450 mm | 1310 mm |
Wheelbase Size | 2950 mm | 2500 mm |
Fuel Consumption Overall | 8.4 L/100km | 9.5 L/100km |
Fuel Tank Capacity | 90 L | 55 L |