2007 Audi RS4 vs. 2005 BMW X5
To start off, 2007 Audi RS4 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW X5. In addition, the cost of maintenance, including insurance, on 2005 BMW X5 would be higher. At 4,161 cc (8 cylinders), 2007 Audi RS4 is equipped with a bigger engine. In terms of performance, 2007 Audi RS4 (420 HP @ 8205 RPM) has 205 more horse power than 2005 BMW X5. (215 HP @ 4000 RPM). In normal driving conditions, 2007 Audi RS4 should accelerate faster than 2005 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 470 kg more than 2007 Audi RS4.
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 BMW X5 (520 Nm @ 2000 RPM) has 90 more torque (in Nm) than 2007 Audi RS4. (430 Nm @ 5500 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi RS4. 2007 Audi RS4 has automatic transmission and 2005 BMW X5 has manual transmission. 2005 BMW X5 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi RS4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi RS4 | 2005 BMW X5 | |
| Make | Audi | BMW |
| Model | RS4 | X5 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 2926 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 420 HP | 215 HP |
| Engine RPM | 8205 RPM | 4000 RPM |
| Torque | 430 Nm | 520 Nm |
| Torque RPM | 5500 RPM | 2000 RPM |
| Top Speed | 249 km/hour | 210 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1700 kg | 2170 kg |
| Vehicle Width | 1820 mm | 1880 mm |
