2009 Audi A6 vs. 2006 Mercedes-Benz GL
To start off, 2009 Audi A6 is newer by 3 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, both vehicles can yield 221 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz GL weights approximately 1559 kg more than 2009 Audi A6.
Because 2006 Mercedes-Benz GL is four wheel drive (4WD), it will have significant more traction and grip than 2009 Audi A6. In wet, icy, snow, or gravel driving conditions, 2006 Mercedes-Benz GL 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 GL (510 Nm @ 1600 RPM) has 60 more torque (in Nm) than 2009 Audi A6. (450 Nm @ 1400 RPM). This means 2006 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2009 Audi A6 | 2006 Mercedes-Benz GL | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | GL |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 221 HP | 221 HP |
| Engine RPM | 4000 RPM | 3800 RPM |
| Torque | 450 Nm | 510 Nm |
| Torque RPM | 1400 RPM | 1600 RPM |
| Engine Bore Size | 83 mm | 83 mm |
| Engine Stroke Size | 91.4 mm | 92 mm |
| Engine Compression Ratio | 17.0:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 243 km/hour | 210 km/hour |
| Acceleration 0-100mph | 7.3 seconds | 9.5 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 895 kg | 2454 kg |
| Vehicle Length | 4920 mm | 5090 mm |
| Vehicle Width | 2020 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1850 mm |
| Wheelbase Size | 2850 mm | 3080 mm |
| Fuel Consumption Overall | 6.3 L/100km | 9.8 L/100km |
| Fuel Tank Capacity | 80 L | 100 L |
