2007 Audi A4 vs. 2008 BMW X5
To start off, 2008 BMW X5 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 4,398 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 913 kg more than 2007 Audi A4.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 BMW X5. In wet, icy, snow, or gravel driving conditions, 2007 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 X5 (440 Nm @ 3700 RPM) has 110 more torque (in Nm) than 2007 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 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2008 BMW X5 | |
| Make | Audi | BMW |
| Model | A4 | X5 |
| Year Released | 2007 | 2008 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 4398 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 0 HP |
| Torque | 330 Nm | 440 Nm |
| Torque RPM | 3250 RPM | 3700 RPM |
| Engine Bore Size | 84 mm | 92 mm |
| Engine Stroke Size | 96 mm | 82.7 mm |
| Engine Compression Ratio | 11.3:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1278 kg | 2191 kg |
| Vehicle Length | 4590 mm | 4870 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2830 mm |
| Fuel Consumption Overall | 10.7 L/100km | 15.4 L/100km |
| Fuel Tank Capacity | 63 L | 85 L |
