2005 Audi A4 vs. 2003 BMW X5
To start off, 2005 Audi A4 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 BMW X5. In addition, the cost of maintenance, including insurance, on 2003 BMW X5 would be higher. At 4,398 cc (8 cylinders), 2003 BMW X5 is equipped with a bigger engine. In terms of performance, 2003 BMW X5 (338 HP @ 6100 RPM) has 121 more horse power than 2005 Audi A4. (217 HP @ 6300 RPM) In normal driving conditions, 2003 BMW X5 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X5 weights approximately 585 kg more than 2005 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, 2003 BMW X5 (400 Nm @ 3700 RPM) has 100 more torque (in Nm) than 2005 Audi A4. (300 Nm @ 3200 RPM). This means 2003 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4. 2003 BMW X5 has automatic transmission and 2005 Audi A4 has manual transmission. 2005 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A4 | 2003 BMW X5 | |
| Make | Audi | BMW |
| Model | A4 | X5 |
| Year Released | 2005 | 2003 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2981 cc | 4398 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 338 HP |
| Engine RPM | 6300 RPM | 6100 RPM |
| Torque | 300 Nm | 400 Nm |
| Torque RPM | 3200 RPM | 3700 RPM |
| Engine Bore Size | 82.5 mm | 92 mm |
| Engine Stroke Size | 92.8 mm | 82.7 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Top Speed | 236 km/hour | 240 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 7 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1610 kg | 2195 kg |
| Vehicle Length | 4550 mm | 4670 mm |
| Vehicle Width | 1780 mm | 1880 mm |
| Vehicle Height | 1430 mm | 1720 mm |
| Wheelbase Size | 2660 mm | 2730 mm |
| Fuel Consumption Overall | 10.9 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 66 L | 93 L |
