2009 Audi A8 vs. 2013 BMW X3
To start off, 2013 BMW X3 is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Audi A8. In addition, the cost of maintenance, including insurance, on 2009 Audi A8 would be higher. At 3,936 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (271 HP @ 3750 RPM) has 34 more horse power than 2013 BMW X3. (237 HP @ 5000 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2013 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 75 kg more than 2013 BMW X3. 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, 2009 Audi A8 (650 Nm @ 1800 RPM) has 297 more torque (in Nm) than 2013 BMW X3. (353 Nm @ 4800 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2013 BMW X3.
Compare all specifications:
| 2009 Audi A8 | 2013 BMW X3 | |
| Make | Audi | BMW |
| Model | A8 | X3 |
| Year Released | 2009 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 1997 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 237 HP |
| Engine RPM | 3750 RPM | 5000 RPM |
| Torque | 650 Nm | 353 Nm |
| Torque RPM | 1800 RPM | 4800 RPM |
| Engine Compression Ratio | 18.0:1 | 10.0 :1 |
| Fuel Type | Diesel | 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 | 1865 kg |
| Vehicle Length | 5060 mm | 4648 mm |
| Vehicle Width | 1900 mm | 2098 mm |
| Vehicle Height | 1450 mm | 1661 mm |
| Wheelbase Size | 2950 mm | 2810 mm |
| Fuel Tank Capacity | 90 L | 67 L |
