2008 BMW X5 vs. 2009 Audi A4
To start off, 2009 Audi A4 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 BMW X5. In addition, the cost of maintenance, including insurance, on 2008 BMW X5 would be higher. At 4,619 cc, 2008 BMW X5 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 1020 kg more than 2009 Audi A4.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 X5 (480 Nm @ 3700 RPM) has 150 more torque (in Nm) than 2009 Audi A4. (330 Nm @ 3250 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2008 BMW X5 | 2009 Audi A4 | |
| Make | BMW | Audi |
| Model | X5 | A4 |
| Year Released | 2008 | 2009 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4619 cc | 3189 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 0 HP | 252 HP |
| Torque | 480 Nm | 330 Nm |
| Torque RPM | 3700 RPM | 3250 RPM |
| Engine Bore Size | 93.1 mm | 84.5 mm |
| Engine Stroke Size | 85 mm | 92.8 mm |
| Engine Compression Ratio | 10.5:1 | 12.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 6.5 seconds | 6.4 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2180 kg | 1160 kg |
| Vehicle Width | 1880 mm | 1780 mm |
| Wheelbase Size | 2830 mm | 2660 mm |
| Fuel Consumption Overall | 14.9 L/100km | 10.8 L/100km |
| Fuel Tank Capacity | 93 L | 70 L |
