2006 Audi A6 vs. 2009 Mercedes-Benz GL
To start off, 2009 Mercedes-Benz GL is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi A6. In addition, the cost of maintenance, including insurance, on 2006 Audi A6 would be higher. At 5,461 cc (8 cylinders), 2009 Mercedes-Benz GL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz GL (382 HP @ 6000 RPM) has 53 more horse power than 2006 Audi A6. (329 HP @ 6600 RPM) In normal driving conditions, 2009 Mercedes-Benz GL should accelerate faster than 2006 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz GL weights approximately 1555 kg more than 2006 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Mercedes-Benz GL is four wheel drive (4WD), it will have significant more traction and grip than 2006 Audi A6. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Mercedes-Benz GL (530 Nm @ 2800 RPM) has 110 more torque (in Nm) than 2006 Audi A6. (420 Nm @ 3500 RPM). This means 2009 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6. 2009 Mercedes-Benz GL has automatic transmission and 2006 Audi A6 has manual transmission. 2006 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Mercedes-Benz GL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A6 | 2009 Mercedes-Benz GL | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | GL |
| Year Released | 2006 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 5461 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 329 HP | 382 HP |
| Engine RPM | 6600 RPM | 6000 RPM |
| Torque | 420 Nm | 530 Nm |
| Torque RPM | 3500 RPM | 2800 RPM |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1275 kg | 2830 kg |
| Vehicle Length | 4920 mm | 5100 mm |
| Vehicle Width | 1860 mm | 1910 mm |
| Vehicle Height | 1470 mm | 1850 mm |
| Wheelbase Size | 2850 mm | 3080 mm |
| Fuel Consumption | 9.5 L/100km | 13.8 L/100km |
| Fuel Consumption City | 19 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 11.6 L/100km | 16.8 L/100km |
| Fuel Tank Capacity | 80 L | 100 L |
