2009 Audi A6 vs. 2007 BMW Z4
To start off, 2009 Audi A6 is newer by 2 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 (255 HP @ 6600 RPM) has 34 more horse power than 2009 Audi A6. (221 HP @ 4000 RPM) In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 427 kg more than 2007 BMW Z4.
Because 2009 Audi A6 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, 2009 Audi A6 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 A6 (450 Nm @ 1400 RPM) has 152 more torque (in Nm) than 2007 BMW Z4. (298 Nm @ 2750 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4.
Compare all specifications:
2009 Audi A6 | 2007 BMW Z4 | |
Make | Audi | BMW |
Model | A6 | Z4 |
Year Released | 2009 | 2007 |
Body Type | Station Wagon | 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 | 221 HP | 255 HP |
Engine RPM | 4000 RPM | 6600 RPM |
Torque | 450 Nm | 298 Nm |
Torque RPM | 1400 RPM | 2750 RPM |
Engine Bore Size | 83 mm | 85 mm |
Engine Stroke Size | 91.4 mm | 88 mm |
Engine Compression Ratio | 17.0:1 | 10.7:1 |
Fuel Type | Diesel | Gasoline - Premium |
Top Speed | 240 km/hour | 250 km/hour |
Acceleration 0-100mph | 7.3 seconds | 5.9 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 1825 kg | 1398 kg |
Vehicle Length | 4940 mm | 4100 mm |
Vehicle Width | 1860 mm | 1790 mm |
Vehicle Height | 1470 mm | 1300 mm |
Wheelbase Size | 2850 mm | 2500 mm |
Fuel Consumption Overall | 8 L/100km | 9.8 L/100km |
Fuel Tank Capacity | 80 L | 55 L |