2007 BMW X5 vs. 2012 Audi A8
To start off, 2012 Audi A8 is newer by 5 year(s). Which means there will be less support and parts availability for 2007 BMW X5. In addition, the cost of maintenance, including insurance, on 2007 BMW X5 would be higher. At 6,300 cc (12 cylinders), 2012 Audi A8 is equipped with a bigger engine. In terms of performance, 2012 Audi A8 (500 HP @ 6200 RPM) has 150 more horse power than 2007 BMW X5. (350 HP @ 6300 RPM) In normal driving conditions, 2012 Audi A8 should accelerate faster than 2007 BMW X5.
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, 2012 Audi A8 (627 Nm @ 4750 RPM) has 151 more torque (in Nm) than 2007 BMW X5. (476 Nm @ 3400 RPM). This means 2012 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X5.
Compare all specifications:
| 2007 BMW X5 | 2012 Audi A8 | |
| Make | BMW | Audi |
| Model | X5 | A8 |
| Year Released | 2007 | 2012 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 6300 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | W |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 500 HP |
| Engine RPM | 6300 RPM | 6200 RPM |
| Torque | 476 Nm | 627 Nm |
| Torque RPM | 3400 RPM | 4750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 246 km/hour | 250 km/hour |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4860 mm | 5268 mm |
| Vehicle Width | 1940 mm | 1948 mm |
| Vehicle Height | 1770 mm | 1471 mm |
| Wheelbase Size | 2940 mm | 3122 mm |
| Fuel Consumption | 11.2 L/100km | 11.2 L/100km |
| Fuel Consumption City | 15.7 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 85 L | 90 L |
