2009 Audi A8 vs. 2011 Mercedes-Benz G
To start off, 2011 Mercedes-Benz G is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi A8. In addition, the cost of maintenance, including insurance, on 2009 Audi A8 would be higher. At 5,500 cc (8 cylinders), 2011 Mercedes-Benz G is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz G (382 HP @ 6000 RPM) has 111 more horse power than 2009 Audi A8. (271 HP @ 3750 RPM) In normal driving conditions, 2011 Mercedes-Benz G should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz G weights approximately 610 kg more than 2009 Audi A8. 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, 2009 Audi A8 (650 Nm @ 1800 RPM) has 120 more torque (in Nm) than 2011 Mercedes-Benz G. (530 Nm @ 2800 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2011 Mercedes-Benz G.
Compare all specifications:
| 2009 Audi A8 | 2011 Mercedes-Benz G | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | G |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3936 cc | 5500 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 382 HP |
| Engine RPM | 3750 RPM | 6000 RPM |
| Torque | 650 Nm | 530 Nm |
| Torque RPM | 1800 RPM | 2800 RPM |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 245 km/hour | 209 km/hour |
| Acceleration 0-100mph | 6.7 seconds | 5.5 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1940 kg | 2550 kg |
| Vehicle Length | 5060 mm | 4686 mm |
| Vehicle Width | 1900 mm | 1824 mm |
| Vehicle Height | 1450 mm | 1930 mm |
| Wheelbase Size | 2950 mm | 2850 mm |
| Fuel Tank Capacity | 90 L | 96 L |
