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 4,663 cc (8 cylinders), 2006 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz GL (335 HP @ 6000 RPM) has 157 more horse power than 2009 Audi A6. (178 HP @ 3300 RPM) In normal driving conditions, 2006 Mercedes-Benz GL should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz GL weights approximately 1270 kg more than 2009 Audi A6. 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, 2006 Mercedes-Benz GL (460 Nm @ 2700 RPM) has 80 more torque (in Nm) than 2009 Audi A6. (380 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 | 2698 cc | 4663 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 178 HP | 335 HP |
| Engine RPM | 3300 RPM | 6000 RPM |
| Torque | 380 Nm | 460 Nm |
| Torque RPM | 1400 RPM | 2700 RPM |
| Engine Compression Ratio | 17.0:1 | 10.7:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 228 km/hour | 230 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 7.6 seconds |
| Drive Type | 4WD | 4WD |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1160 kg | 2430 kg |
| Vehicle Length | 4920 mm | 5090 mm |
| Vehicle Width | 1860 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1850 mm |
| Wheelbase Size | 2850 mm | 3080 mm |
| Fuel Consumption Overall | 8.7 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 80 L | 100 L |
