2005 Audi RS6 vs. 2003 BMW X5
To start off, 2005 Audi RS6 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, 2005 Audi RS6 (444 HP @ 5700 RPM) has 106 more horse power than 2003 BMW X5. (338 HP @ 6100 RPM). In normal driving conditions, 2005 Audi RS6 should accelerate faster than 2003 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X5 weights approximately 370 kg more than 2005 Audi RS6.
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, 2005 Audi RS6 (560 Nm @ 1950 RPM) has 160 more torque (in Nm) than 2003 BMW X5. (400 Nm @ 3700 RPM). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW X5.
Compare all specifications:
| 2005 Audi RS6 | 2003 BMW X5 | |
| Make | Audi | BMW |
| Model | RS6 | X5 |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4171 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 444 HP | 338 HP |
| Engine RPM | 5700 RPM | 6100 RPM |
| Torque | 560 Nm | 400 Nm |
| Torque RPM | 1950 RPM | 3700 RPM |
| Acceleration 0-100mph | 4.7 seconds | 7 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1825 kg | 2195 kg |
| Vehicle Length | 4800 mm | 4670 mm |
| Vehicle Height | 1460 mm | 1720 mm |
| Wheelbase Size | 2770 mm | 2730 mm |
| Fuel Consumption Overall | 14.6 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 82 L | 93 L |
