2005 Audi A8 vs. 2010 BMW X5
To start off, 2010 BMW X5 is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 4,134 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (322 HP @ 3750 RPM) has 78 more horse power than 2010 BMW X5. (244 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2010 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW X5 weights approximately 205 kg more than 2005 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, 2005 Audi A8 (650 Nm @ 1600 RPM) has 110 more torque (in Nm) than 2010 BMW X5. (540 Nm @ 1750 RPM). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2010 BMW X5.
Compare all specifications:
| 2005 Audi A8 | 2010 BMW X5 | |
| Make | Audi | BMW |
| Model | A8 | X5 |
| Year Released | 2005 | 2010 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4134 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 322 HP | 244 HP |
| Engine RPM | 3750 RPM | 4000 RPM |
| Torque | 650 Nm | 540 Nm |
| Torque RPM | 1600 RPM | 1750 RPM |
| Engine Bore Size | 83 mm | 90 mm |
| Engine Stroke Size | 95.5 mm | 84 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 250 km/hour | 209 km/hour |
| Acceleration 0-100mph | 6.2 seconds | 7.6 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1945 kg | 2150 kg |
| Vehicle Length | 5070 mm | 4857 mm |
| Vehicle Width | 1900 mm | 1933 mm |
| Vehicle Height | 1450 mm | 1776 mm |
| Wheelbase Size | 2950 mm | 2934 mm |
| Fuel Consumption Overall | 9.4 L/100km | 7.4 L/100km |
| Fuel Tank Capacity | 90 L | 85 L |
