2008 BMW X5 vs. 2010 Audi A8
To start off, 2010 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2008 BMW X5. In addition, the cost of maintenance, including insurance, on 2008 BMW X5 would be higher. At 4,799 cc (8 cylinders), 2008 BMW X5 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (351 HP @ 6300 RPM) has 1 more horse power than 2010 Audi A8. (350 HP @ 6800 RPM). In normal driving conditions, 2008 BMW X5 should accelerate faster than 2010 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW X5 weights approximately 200 kg more than 2010 Audi A8. 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 BMW X5 (475 Nm @ 3400 RPM) has 35 more torque (in Nm) than 2010 Audi A8. (440 Nm @ 3500 RPM). This means 2008 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2010 Audi A8.
Compare all specifications:
| 2008 BMW X5 | 2010 Audi A8 | |
| Make | BMW | Audi |
| Model | X5 | A8 |
| Year Released | 2008 | 2010 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 4200 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 351 HP | 350 HP |
| Engine RPM | 6300 RPM | 6800 RPM |
| Torque | 475 Nm | 440 Nm |
| Torque RPM | 3400 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2200 kg | 2000 kg |
| Vehicle Length | 4860 mm | 5062 mm |
| Vehicle Width | 1940 mm | 1895 mm |
| Vehicle Height | 1770 mm | 1445 mm |
| Wheelbase Size | 2940 mm | 2944 mm |
| Fuel Consumption Highway | 12.4 L/100km | 10.2 L/100km |
| Fuel Consumption City | 16.8 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 85 L | 90 L |
