2008 Audi A8 vs. 2007 Mercedes-Benz GL
To start off, 2008 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz GL. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz GL would be higher. At 5,204 cc (10 cylinders), 2008 Audi A8 is equipped with a bigger engine. In terms of performance, 2008 Audi A8 (444 HP @ 7000 RPM) has 109 more horse power than 2007 Mercedes-Benz GL. (335 HP @ 6000 RPM). In normal driving conditions, 2008 Audi A8 should accelerate faster than 2007 Mercedes-Benz GL. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz GL weights approximately 490 kg more than 2008 Audi A8.
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, 2008 Audi A8 (541 Nm @ 3500 RPM) has 81 more torque (in Nm) than 2007 Mercedes-Benz GL. (460 Nm @ 2700 RPM). This means 2008 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz GL.
Compare all specifications:
| 2008 Audi A8 | 2007 Mercedes-Benz GL | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | GL |
| Year Released | 2008 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 4663 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 335 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 541 Nm | 460 Nm |
| Torque RPM | 3500 RPM | 2700 RPM |
| Engine Bore Size | 84.5 mm | 92.9 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 235 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 7.9 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1940 kg | 2430 kg |
| Vehicle Length | 5070 mm | 5090 mm |
| Vehicle Width | 1900 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1850 mm |
| Wheelbase Size | 2950 mm | 3080 mm |
| Fuel Consumption Overall | 13.4 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 90 L | 100 L |
