2005 Audi A8 vs. 2008 BMW X3
To start off, 2008 BMW X3 is newer by 3 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 4,170 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (330 HP @ 6500 RPM) has 182 more horse power than 2008 BMW X3. (148 HP @ 6200 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2008 BMW X3. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 200 kg more than 2008 BMW X3. 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, 2005 Audi A8 (430 Nm @ 3500 RPM) has 229 more torque (in Nm) than 2008 BMW X3. (201 Nm @ 3750 RPM). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X3.
Compare all specifications:
| 2005 Audi A8 | 2008 BMW X3 | |
| Make | Audi | BMW |
| Model | A8 | X3 |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4170 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 330 HP | 148 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 430 Nm | 201 Nm |
| Torque RPM | 3500 RPM | 3750 RPM |
| Engine Bore Size | 84.5 mm | 84 mm |
| Engine Stroke Size | 93 mm | 90 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 198 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 11.5 seconds |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1855 kg | 1655 kg |
| Vehicle Length | 5060 mm | 4570 mm |
| Vehicle Width | 1900 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1680 mm |
| Wheelbase Size | 2770 mm | 2800 mm |
| Fuel Consumption Overall | 11.9 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 90 L | 67 L |
