2003 Audi A6 vs. 2012 Mercedes-Benz GL
To start off, 2012 Mercedes-Benz GL is newer by 9 year(s). Which means there will be less support and parts availability for 2003 Audi A6. In addition, the cost of maintenance, including insurance, on 2003 Audi A6 would be higher. At 4,172 cc (8 cylinders), 2003 Audi A6 is equipped with a bigger engine. In terms of performance, 2003 Audi A6 (296 HP @ 6200 RPM) has 86 more horse power than 2012 Mercedes-Benz GL. (210 HP @ 3400 RPM). In normal driving conditions, 2003 Audi A6 should accelerate faster than 2012 Mercedes-Benz GL. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz GL weights approximately 682 kg more than 2003 Audi A6.
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 Mercedes-Benz GL (542 Nm @ 1600 RPM) has 142 more torque (in Nm) than 2003 Audi A6. (400 Nm @ 3000 RPM). This means 2012 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A6.
Compare all specifications:
| 2003 Audi A6 | 2012 Mercedes-Benz GL | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | GL |
| Year Released | 2003 | 2012 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 3000 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 296 HP | 210 HP |
| Engine RPM | 6200 RPM | 3400 RPM |
| Torque | 400 Nm | 542 Nm |
| Torque RPM | 3000 RPM | 1600 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1818 kg | 2500 kg |
| Vehicle Length | 4840 mm | 5098 mm |
| Vehicle Width | 1860 mm | 1989 mm |
| Vehicle Height | 1460 mm | 1839 mm |
| Wheelbase Size | 2850 mm | 3076 mm |
| Fuel Tank Capacity | 82 L | 100 L |
