2001 Audi A8 vs. 2013 BMW X5
To start off, 2013 BMW X5 is newer by 12 year(s). Which means there will be less support and parts availability for 2001 Audi A8. In addition, the cost of maintenance, including insurance, on 2001 Audi A8 would be higher. At 3,936 cc (8 cylinders), 2001 Audi A8 is equipped with a bigger engine. In terms of performance, 2013 BMW X5 (296 HP @ 5800 RPM) has 25 more horse power than 2001 Audi A8. (271 HP @ 3750 RPM) In normal driving conditions, 2013 BMW X5 should accelerate faster than 2001 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X5 weights approximately 390 kg more than 2001 Audi A8. 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, 2013 BMW X5 (407 Nm @ 5800 RPM) has 87 more torque (in Nm) than 2001 Audi A8. (320 Nm @ 1800 RPM). This means 2013 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A8.
Compare all specifications:
| 2001 Audi A8 | 2013 BMW X5 | |
| Make | Audi | BMW |
| Model | A8 | X5 |
| Year Released | 2001 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 296 HP |
| Engine RPM | 3750 RPM | 5800 RPM |
| Torque | 320 Nm | 407 Nm |
| Torque RPM | 1800 RPM | 5800 RPM |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 95.5 mm | 89 mm |
| Engine Compression Ratio | 18.0:1 | 10.2 :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 | 1860 kg | 2250 kg |
| Vehicle Length | 5060 mm | 4857 mm |
| Vehicle Width | 1900 mm | 2197 mm |
| Vehicle Height | 1450 mm | 1776 mm |
| Wheelbase Size | 2470 mm | 2933 mm |
| Fuel Tank Capacity | 90 L | 85 L |
