2006 Audi A8 vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 7 year(s). Which means there will be less support and parts availability for 2006 Audi A8. In addition, the cost of maintenance, including insurance, on 2006 Audi A8 would be higher. At 4,395 cc (8 cylinders), 2013 BMW 6 series is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (437 HP @ 5500 RPM) has 107 more horse power than 2006 Audi A8. (330 HP @ 6500 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 2006 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 179 kg more than 2006 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 6 series (649 Nm @ 4500 RPM) has 219 more torque (in Nm) than 2006 Audi A8. (430 Nm @ 3500 RPM). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A8.
Compare all specifications:
| 2006 Audi A8 | 2013 BMW 6 series | |
| Make | Audi | BMW |
| Model | A8 | 6 series |
| Year Released | 2006 | 2013 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 4395 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 330 HP | 437 HP |
| Engine RPM | 6500 RPM | 5500 RPM |
| Torque | 430 Nm | 649 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Engine Bore Size | 84.5 mm | 89 mm |
| Engine Stroke Size | 93 mm | 88 mm |
| Engine Compression Ratio | 11.0:1 | 10.0 :1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.4 seconds | 4.8 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1910 kg | 2089 kg |
| Vehicle Length | 5190 mm | 5009 mm |
| Vehicle Width | 1900 mm | 2081 mm |
| Vehicle Height | 1460 mm | 1392 mm |
| Wheelbase Size | 3080 mm | 2968 mm |
| Fuel Tank Capacity | 90 L | 70 L |
