2008 Audi A4 vs. 2009 Mercedes-Benz GL
To start off, 2009 Mercedes-Benz GL is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A4. In addition, the cost of maintenance, including insurance, on 2008 Audi A4 would be higher. At 3,187 cc (6 cylinders), 2008 Audi A4 is equipped with a bigger engine. In terms of performance, 2008 Audi A4 (252 HP @ 6500 RPM) has 31 more horse power than 2009 Mercedes-Benz GL. (221 HP @ 3800 RPM). In normal driving conditions, 2008 Audi A4 should accelerate faster than 2009 Mercedes-Benz GL. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz GL weights approximately 1300 kg more than 2008 Audi A4.
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 (510 Nm @ 1600 RPM) has 180 more torque (in Nm) than 2008 Audi A4. (330 Nm @ 3250 RPM). This means 2009 Mercedes-Benz GL will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4. 2009 Mercedes-Benz GL has automatic transmission and 2008 Audi A4 has manual transmission. 2008 Audi A4 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:
| 2008 Audi A4 | 2009 Mercedes-Benz GL | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | GL |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3187 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 221 HP |
| Engine RPM | 6500 RPM | 3800 RPM |
| Torque | 330 Nm | 510 Nm |
| Torque RPM | 3250 RPM | 1600 RPM |
| Engine Bore Size | 84.5 mm | 83 mm |
| Engine Stroke Size | 92.8 mm | 92 mm |
| Engine Compression Ratio | 12.5:1 | 17.7:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 254 km/hour | 210 km/hour |
| Acceleration 0-100mph | 6.4 seconds | 9.5 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1160 kg | 2460 kg |
| Vehicle Length | 4550 mm | 5090 mm |
| Vehicle Width | 1780 mm | 1850 mm |
| Vehicle Height | 1430 mm | 1930 mm |
| Wheelbase Size | 2660 mm | 3080 mm |
| Fuel Consumption Overall | 10.6 L/100km | 10 L/100km |
| Fuel Tank Capacity | 70 L | 100 L |
