2007 Audi A8 vs. 2013 BMW X5
To start off, 2013 BMW X5 is newer by 6 year(s). Which means there will be less support and parts availability for 2007 Audi A8. In addition, the cost of maintenance, including insurance, on 2007 Audi A8 would be higher. At 5,202 cc (10 cylinders), 2007 Audi A8 is equipped with a bigger engine. In terms of performance, 2007 Audi A8 (444 HP @ 7000 RPM) has 148 more horse power than 2013 BMW X5. (296 HP @ 5800 RPM). In normal driving conditions, 2007 Audi A8 should accelerate faster than 2013 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X5 weights approximately 310 kg more than 2007 Audi A8.
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, 2007 Audi A8 (540 Nm @ 3500 RPM) has 133 more torque (in Nm) than 2013 BMW X5. (407 Nm @ 5800 RPM). This means 2007 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2013 BMW X5.
Compare all specifications:
| 2007 Audi A8 | 2013 BMW X5 | |
| Make | Audi | BMW |
| Model | A8 | X5 |
| Year Released | 2007 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5202 cc | 2985 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 296 HP |
| Engine RPM | 7000 RPM | 5800 RPM |
| Torque | 540 Nm | 407 Nm |
| Torque RPM | 3500 RPM | 5800 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 92.8 mm | 89 mm |
| Engine Compression Ratio | 12.5:1 | 10.2 :1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1940 kg | 2250 kg |
| Vehicle Length | 5070 mm | 4857 mm |
| Vehicle Width | 1900 mm | 2197 mm |
| Vehicle Height | 1430 mm | 1776 mm |
| Wheelbase Size | 2950 mm | 2933 mm |
| Fuel Tank Capacity | 90 L | 85 L |
