2003 Audi RS6 vs. 2013 BMW X5
To start off, 2013 BMW X5 is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Audi RS6. In addition, the cost of maintenance, including insurance, on 2003 Audi RS6 would be higher. At 4,163 cc (8 cylinders), 2003 Audi RS6 is equipped with a bigger engine. In terms of performance, 2003 Audi RS6 (444 HP @ 6300 RPM) has 183 more horse power than 2013 BMW X5. (261 HP @ 4200 RPM). In normal driving conditions, 2003 Audi RS6 should accelerate faster than 2013 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X5 weights approximately 445 kg more than 2003 Audi RS6.
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, 2013 BMW X5 (576 Nm @ 2250 RPM) has 16 more torque (in Nm) than 2003 Audi RS6. (560 Nm @ 1950 RPM). This means 2013 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi RS6. 2013 BMW X5 has automatic transmission and 2003 Audi RS6 has manual transmission. 2003 Audi RS6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Audi RS6 | 2013 BMW X5 | |
| Make | Audi | BMW |
| Model | RS6 | X5 |
| Year Released | 2003 | 2013 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 444 HP | 261 HP |
| Engine RPM | 6300 RPM | 4200 RPM |
| Torque | 560 Nm | 576 Nm |
| Torque RPM | 1950 RPM | 2250 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 93 mm | 90 mm |
| Engine Compression Ratio | 9.3:1 | 17 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | 6-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1910 kg | 2355 kg |
| Vehicle Length | 4860 mm | 4857 mm |
| Vehicle Width | 1860 mm | 2197 mm |
| Vehicle Height | 1460 mm | 1776 mm |
| Wheelbase Size | 2760 mm | 2933 mm |
| Fuel Consumption Highway | 10.4 L/100km | 7.6 L/100km |
| Fuel Consumption City | 21.8 L/100km | 10.9 L/100km |
| Fuel Tank Capacity | 82 L | 85 L |
