2004 Audi A4 vs. 2008 BMW X5
To start off, 2008 BMW X5 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Audi A4. In addition, the cost of maintenance, including insurance, on 2004 Audi A4 would be higher. At 2,979 cc (6 cylinders), 2008 BMW X5 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (228 HP @ 5900 RPM) has 91 more horse power than 2004 Audi A4. (137 HP @ 4000 RPM) In normal driving conditions, 2008 BMW X5 should accelerate faster than 2004 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 598 kg more than 2004 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than 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, 2004 Audi A4 (310 Nm @ 1740 RPM) has 9 more torque (in Nm) than 2008 BMW X5. (301 Nm @ 3500 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X5.
Compare all specifications:
| 2004 Audi A4 | 2008 BMW X5 | |
| Make | Audi | BMW |
| Model | A4 | X5 |
| Year Released | 2004 | 2008 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 137 HP | 228 HP |
| Engine RPM | 4000 RPM | 5900 RPM |
| Torque | 310 Nm | 301 Nm |
| Torque RPM | 1740 RPM | 3500 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 95.5 mm | 89.6 mm |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 201 km/hour | 210 km/hour |
| Acceleration 0-100mph | 10.2 seconds | 9.4 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1482 kg | 2080 kg |
| Vehicle Length | 4590 mm | 4870 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2830 mm |
| Fuel Consumption Overall | 5.8 L/100km | 14.2 L/100km |
| Fuel Tank Capacity | 70 L | 85 L |
