2009 Audi A4 vs. 2004 BMW X5
To start off, 2009 Audi A4 is newer by 5 year(s). Which means there will be less support and parts availability for 2004 BMW X5. In addition, the cost of maintenance, including insurance, on 2004 BMW X5 would be higher. At 4,802 cc (8 cylinders), 2004 BMW X5 is equipped with a bigger engine. In terms of performance, 2004 BMW X5 (355 HP @ 7400 RPM) has 194 more horse power than 2009 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2004 BMW X5 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW X5 weights approximately 645 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2004 BMW X5 (500 Nm) has 275 more torque (in Nm) than 2009 Audi A4. (225 Nm). This means 2004 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2004 BMW X5 | |
| Make | Audi | BMW |
| Model | A4 | X5 |
| Year Released | 2009 | 2004 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 4802 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 161 HP | 355 HP |
| Engine RPM | 5700 RPM | 7400 RPM |
| Torque | 225 Nm | 500 Nm |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1630 kg | 2275 kg |
| Vehicle Length | 4580 mm | 4670 mm |
| Vehicle Width | 1780 mm | 1880 mm |
| Vehicle Height | 1400 mm | 1760 mm |
| Wheelbase Size | 2660 mm | 2890 mm |
| Fuel Tank Capacity | 66 L | 92 L |
