2005 Audi A6 vs. 2009 Mercedes-Benz GL
To start off, 2009 Mercedes-Benz GL is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 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 135 more horse power than 2005 Audi A6. (247 HP @ 6300 RPM) In normal driving conditions, 2009 Mercedes-Benz GL should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz GL weights approximately 640 kg more than 2005 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, 2009 Mercedes-Benz GL (531 Nm @ 2800 RPM) has 181 more torque (in Nm) than 2005 Audi A6. (350 Nm @ 1800 RPM). This means 2009 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6. 2009 Mercedes-Benz GL has automatic transmission and 2005 Audi A6 has manual transmission. 2005 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:
| 2005 Audi A6 | 2009 Mercedes-Benz GL | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | GL |
| Year Released | 2005 | 2009 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 5461 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 247 HP | 382 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 350 Nm | 531 Nm |
| Torque RPM | 1800 RPM | 2800 RPM |
| Engine Bore Size | 81 mm | 98 mm |
| Engine Stroke Size | 86 mm | 90.5 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1805 kg | 2445 kg |
| Vehicle Length | 4800 mm | 5090 mm |
| Vehicle Width | 1860 mm | 1850 mm |
| Vehicle Height | 1560 mm | 1930 mm |
| Wheelbase Size | 2770 mm | 3080 mm |
| Fuel Tank Capacity | 70 L | 100 L |
