2009 Audi Q7 vs. 2002 BMW Z4
To start off, 2009 Audi Q7 is newer by 7 year(s). Which means there will be less support and parts availability for 2002 BMW Z4. In addition, the cost of maintenance, including insurance, on 2002 BMW Z4 would be higher. At 4,133 cc (8 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (322 HP @ 3750 RPM) has 95 more horse power than 2002 BMW Z4. (227 HP @ 5900 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2002 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 1034 kg more than 2002 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2002 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2009 Audi Q7 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, 2009 Audi Q7 (760 Nm @ 2500 RPM) has 460 more torque (in Nm) than 2002 BMW Z4. (300 Nm @ 3500 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2002 BMW Z4.
Compare all specifications:
2009 Audi Q7 | 2002 BMW Z4 | |
Make | Audi | BMW |
Model | Q7 | Z4 |
Year Released | 2009 | 2002 |
Body Type | SUV | Convertible |
Engine Position | Front | Front |
Engine Size | 4133 cc | 2996 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | in-line |
Horse Power | 322 HP | 227 HP |
Engine RPM | 3750 RPM | 5900 RPM |
Torque | 760 Nm | 300 Nm |
Torque RPM | 2500 RPM | 3500 RPM |
Engine Bore Size | 83 mm | 84 mm |
Engine Stroke Size | 95.5 mm | 89.6 mm |
Engine Compression Ratio | 16.5:1 | 10.2:1 |
Top Speed | 236 km/hour | 244 km/hour |
Acceleration 0-100mph | 6.4 seconds | 6.2 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 7 seats | 2 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 2420 kg | 1386 kg |
Vehicle Length | 5090 mm | 4100 mm |
Vehicle Width | 2090 mm | 1790 mm |
Vehicle Height | 1780 mm | 1310 mm |
Wheelbase Size | 3010 mm | 2500 mm |
Fuel Consumption Overall | 11.1 L/100km | 9.5 L/100km |
Fuel Tank Capacity | 100 L | 55 L |