2005 Audi A4 vs. 2008 BMW Z4
To start off, 2008 BMW Z4 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 2,979 cc (6 cylinders), 2008 BMW Z4 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 250 kg more than 2008 BMW Z4.
Because 2005 Audi A4 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, 2005 Audi A4 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 BMW Z4 (315 Nm @ 2750 RPM) has 5 more torque (in Nm) than 2005 Audi A4. (310 Nm @ 1900 RPM). This means 2008 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2008 BMW Z4 | |
| Make | Audi | BMW |
| Model | A4 | Z4 |
| Year Released | 2005 | 2008 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 129 HP | 0 HP |
| Torque | 310 Nm | 315 Nm |
| Torque RPM | 1900 RPM | 2750 RPM |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 202 km/hour | 250 km/hour |
| Acceleration 0-100mph | 10.6 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 | 1540 kg | 1290 kg |
| Vehicle Length | 4550 mm | 4870 mm |
| Vehicle Height | 1430 mm | 1480 mm |
| Wheelbase Size | 2660 mm | 2500 mm |
| Fuel Consumption Overall | 6.1 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 66 L | 55 L |
