2006 Mercedes-Benz GL vs. 2012 Audi A8
To start off, 2012 Audi A8 is newer by 6 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz GL. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz GL would be higher. At 2,987 cc (6 cylinders), 2006 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2012 Audi A8 (247 HP @ 4000 RPM) has 26 more horse power than 2006 Mercedes-Benz GL. (221 HP @ 3800 RPM) In normal driving conditions, 2012 Audi A8 should accelerate faster than 2006 Mercedes-Benz GL.
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, 2012 Audi A8 (550 Nm @ 1500 RPM) has 40 more torque (in Nm) than 2006 Mercedes-Benz GL. (510 Nm @ 1600 RPM). This means 2012 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercedes-Benz GL.
Compare all specifications:
| 2006 Mercedes-Benz GL | 2012 Audi A8 | |
| Make | Mercedes-Benz | Audi |
| Model | GL | A8 |
| Year Released | 2006 | 2012 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 2967 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 221 HP | 247 HP |
| Engine RPM | 3800 RPM | 4000 RPM |
| Torque | 510 Nm | 550 Nm |
| Torque RPM | 1600 RPM | 1500 RPM |
| Fuel Type | Diesel | Diesel |
| Top Speed | 210 km/hour | 243 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 6.1 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 5090 mm | 5136 mm |
| Vehicle Width | 1930 mm | 1948 mm |
| Vehicle Height | 1850 mm | 1461 mm |
| Wheelbase Size | 3080 mm | 2992 mm |
| Fuel Tank Capacity | 100 L | 90 L |
