2005 Audi A8 vs. 2013 BMW X5
To start off, 2013 BMW X5 is newer by 8 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 4,163 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (335 HP @ 4000 RPM) has 39 more horse power than 2013 BMW X5. (296 HP @ 5800 RPM). In normal driving conditions, 2005 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 255 kg more than 2005 Audi A8.
Because 2013 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 2005 Audi A8. In wet, icy, snow, or gravel driving conditions, 2013 BMW X5 will offer significantly more control. 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 (431 Nm) has 24 more torque (in Nm) than 2013 BMW X5. (407 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2013 BMW X5.
Compare all specifications:
| 2005 Audi A8 | 2013 BMW X5 | |
| Make | Audi | BMW |
| Model | A8 | X5 |
| Year Released | 2005 | 2013 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2996 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 335 HP | 296 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 431 Nm | 407 Nm |
| Engine Bore Size | 85 mm | 84 mm |
| Engine Stroke Size | 93 mm | 89 mm |
| Drive Type | Front | AWD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1995 kg | 2250 kg |
| Vehicle Length | 5190 mm | 4857 mm |
| Vehicle Width | 1900 mm | 2197 mm |
| Vehicle Height | 1460 mm | 1776 mm |
| Wheelbase Size | 3080 mm | 2933 mm |
| Fuel Consumption Highway | 9.8 L/100km | 8.6 L/100km |
| Fuel Consumption City | 13.1 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 90 L | 85 L |
