2008 Audi A6 vs. 2008 BMW Z4
To start off, both 2008 Audi A6 and 2008 BMW Z4 were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,996 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. In terms of performance, 2008 BMW Z4 (261 HP @ 6600 RPM) has 83 more horse power than 2008 Audi A6. (178 HP @ 3300 RPM) In normal driving conditions, 2008 BMW Z4 should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 480 kg more than 2008 BMW Z4.
Because 2008 Audi A6 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, 2008 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, 2008 Audi A6 (380 Nm @ 1400 RPM) has 64 more torque (in Nm) than 2008 BMW Z4. (316 Nm @ 2750 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW Z4.
Compare all specifications:
| 2008 Audi A6 | 2008 BMW Z4 | |
| Make | Audi | BMW |
| Model | A6 | Z4 |
| Year Released | 2008 | 2008 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2698 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 261 HP |
| Engine RPM | 3300 RPM | 6600 RPM |
| Torque | 380 Nm | 316 Nm |
| Torque RPM | 1400 RPM | 2750 RPM |
| Engine Bore Size | 83 mm | 85 mm |
| Engine Stroke Size | 83.1 mm | 88 mm |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 215 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.6 seconds | 5.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1875 kg | 1395 kg |
| Vehicle Length | 4940 mm | 4100 mm |
| Vehicle Width | 1870 mm | 1790 mm |
| Vehicle Height | 1530 mm | 1270 mm |
| Wheelbase Size | 2840 mm | 2500 mm |
| Fuel Consumption Overall | 8.7 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 80 L | 55 L |
