2008 Audi R8 vs. 2009 BMW X5
To start off, 2009 BMW X5 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi R8. In addition, the cost of maintenance, including insurance, on 2008 Audi R8 would be higher. At 4,163 cc (8 cylinders), 2008 Audi R8 is equipped with a bigger engine. In terms of performance, 2008 Audi R8 (414 HP @ 7800 RPM) has 154 more horse power than 2009 BMW X5. (260 HP @ 6600 RPM). In normal driving conditions, 2008 Audi R8 should accelerate faster than 2009 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi R8 weights approximately 10 kg more than 2009 BMW X5. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2008 Audi R8 (431 Nm @ 4500 RPM) has 126 more torque (in Nm) than 2009 BMW X5. (305 Nm @ 2750 RPM). This means 2008 Audi R8 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X5. 2009 BMW X5 has automatic transmission and 2008 Audi R8 has manual transmission. 2008 Audi R8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi R8 | 2009 BMW X5 | |
| Make | Audi | BMW |
| Model | R8 | X5 |
| Year Released | 2008 | 2009 |
| Body Type | Coupe | SUV |
| Engine Position | Middle | Front |
| Engine Size | 4163 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 414 HP | 260 HP |
| Engine RPM | 7800 RPM | 6600 RPM |
| Torque | 431 Nm | 305 Nm |
| Torque RPM | 4500 RPM | 2750 RPM |
| Engine Bore Size | 84.5 mm | 85.1 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | AWD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1550 kg |
| Vehicle Length | 4440 mm | 4860 mm |
| Vehicle Width | 1910 mm | 1940 mm |
| Vehicle Height | 1260 mm | 1770 mm |
| Wheelbase Size | 2660 mm | 2940 mm |
| Fuel Consumption Overall | 14.6 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 75 L | 85 L |
