2009 Audi A8 vs. 2009 BMW X5
To start off, both 2009 Audi A8 and 2009 BMW X5 were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,123 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 BMW X5 (260 HP) has 4 more horse power than 2009 Audi A8. (256 HP) In normal driving conditions, 2009 BMW X5 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X5 weights approximately 390 kg more than 2009 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2009 Audi A8 (330 Nm @ 3250 RPM) has 25 more torque (in Nm) than 2009 BMW X5. (305 Nm @ 2750 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 BMW X5.
Compare all specifications:
| 2009 Audi A8 | 2009 BMW X5 | |
| Make | Audi | BMW |
| Model | A8 | X5 |
| Year Released | 2009 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 256 HP | 260 HP |
| Torque | 330 Nm | 305 Nm |
| Torque RPM | 3250 RPM | 2750 RPM |
| Engine Compression Ratio | 13.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1160 kg | 1550 kg |
| Vehicle Length | 5060 mm | 4860 mm |
| Vehicle Width | 1900 mm | 1940 mm |
| Vehicle Height | 1450 mm | 1770 mm |
| Wheelbase Size | 2950 mm | 2940 mm |
| Fuel Consumption Overall | 11 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 90 L | 85 L |
