2009 Mercedes-Benz GL vs. 2007 Audi A4
To start off, 2009 Mercedes-Benz GL is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 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 185 more horse power than 2007 Audi A4. (197 HP @ 5100 RPM). In normal driving conditions, 2009 Mercedes-Benz GL should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz GL weights approximately 951 kg more than 2007 Audi A4. 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 251 more torque (in Nm) than 2007 Audi A4. (280 Nm @ 1800 RPM). This means 2009 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2009 Mercedes-Benz GL | 2007 Audi A4 | |
| Make | Mercedes-Benz | Audi |
| Model | GL | A4 |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5461 cc | 1984 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 382 HP | 197 HP |
| Engine RPM | 6000 RPM | 5100 RPM |
| Torque | 531 Nm | 280 Nm |
| Torque RPM | 2800 RPM | 1800 RPM |
| Engine Bore Size | 98 mm | 82.5 mm |
| Engine Stroke Size | 90.5 mm | 92.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 240 km/hour | 238 km/hour |
| Acceleration 0-100mph | 6.5 seconds | 7.2 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2445 kg | 1494 kg |
| Vehicle Length | 5090 mm | 4550 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1930 mm | 1430 mm |
| Wheelbase Size | 3080 mm | 2650 mm |
| Fuel Consumption Overall | 14.1 L/100km | 8.8 L/100km |
| Fuel Tank Capacity | 100 L | 63 L |
