2008 Audi A8 vs. 2006 Mercedes-Benz G
To start off, 2008 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz G. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz G would be higher. At 5,439 cc (8 cylinders), 2006 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz G (470 HP @ 6100 RPM) has 253 more horse power than 2008 Audi A8. (217 HP @ 6300 RPM) In normal driving conditions, 2006 Mercedes-Benz G should accelerate faster than 2008 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz G weights approximately 755 kg more than 2008 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercedes-Benz G is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A8. In wet, icy, snow, or gravel driving conditions, 2006 Mercedes-Benz G 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, 2006 Mercedes-Benz G (700 Nm @ 2650 RPM) has 400 more torque (in Nm) than 2008 Audi A8. (300 Nm @ 8200 RPM). This means 2006 Mercedes-Benz G will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A8. 2006 Mercedes-Benz G has automatic transmission and 2008 Audi A8 has manual transmission. 2008 Audi A8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Mercedes-Benz G will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A8 | 2006 Mercedes-Benz G | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | G |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2976 cc | 5439 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 217 HP | 470 HP |
| Engine RPM | 6300 RPM | 6100 RPM |
| Torque | 300 Nm | 700 Nm |
| Torque RPM | 8200 RPM | 2650 RPM |
| Engine Bore Size | 82.5 mm | 97 mm |
| Engine Stroke Size | 92.8 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 242 km/hour | 210 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 5.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1670 kg | 2425 kg |
| Vehicle Length | 5190 mm | 4670 mm |
| Vehicle Width | 1900 mm | 1870 mm |
| Vehicle Height | 1460 mm | 1940 mm |
| Wheelbase Size | 3080 mm | 2860 mm |
| Fuel Consumption Overall | 9.6 L/100km | 16.3 L/100km |
| Fuel Tank Capacity | 90 L | 96 L |
