2005 Audi A6 vs. 2008 BMW X5
To start off, 2008 BMW X5 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 3,123 cc (6 cylinders), 2005 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 BMW X5 (260 HP @ 6600 RPM) has 8 more horse power than 2005 Audi A6. (252 HP @ 6500 RPM) In normal driving conditions, 2008 BMW X5 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 130 kg more than 2008 BMW X5.
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 A6 (331 Nm @ 3250 RPM) has 26 more torque (in Nm) than 2008 BMW X5. (305 Nm @ 2750 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2008 BMW X5. 2008 BMW X5 has automatic transmission and 2005 Audi A6 has manual transmission. 2005 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A6 | 2008 BMW X5 | |
| Make | Audi | BMW |
| Model | A6 | X5 |
| Year Released | 2005 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 3001 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 252 HP | 260 HP |
| Engine RPM | 6500 RPM | 6600 RPM |
| Torque | 331 Nm | 305 Nm |
| Torque RPM | 3250 RPM | 2750 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 209 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1680 kg | 1550 kg |
| Vehicle Length | 4920 mm | 4860 mm |
| Vehicle Width | 1860 mm | 1940 mm |
| Vehicle Height | 1470 mm | 1770 mm |
| Wheelbase Size | 2770 mm | 2940 mm |
| Fuel Consumption Overall | 10.9 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 80 L | 85 L |
