2006 Mercedes-Benz SL vs. 2008 Mercedes-Benz GL
To start off, 2008 Mercedes-Benz GL is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz SL would be higher. At 5,506 cc (12 cylinders), 2006 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz SL (493 HP @ 5000 RPM) has 277 more horse power than 2008 Mercedes-Benz GL. (216 HP @ 4000 RPM). In normal driving conditions, 2006 Mercedes-Benz SL should accelerate faster than 2008 Mercedes-Benz GL. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz GL weights approximately 764 kg more than 2006 Mercedes-Benz SL.
Because 2008 Mercedes-Benz GL is four wheel drive (4WD), it will have significant more traction and grip than 2006 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2008 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, 2006 Mercedes-Benz SL (800 Nm @ 1800 RPM) has 260 more torque (in Nm) than 2008 Mercedes-Benz GL. (540 Nm @ 1600 RPM). This means 2006 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz GL.
Compare all specifications:
| 2006 Mercedes-Benz SL | 2008 Mercedes-Benz GL | |
| Make | Mercedes-Benz | Mercedes-Benz |
| Model | SL | GL |
| Year Released | 2006 | 2008 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 5506 cc | 2987 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 4 valves |
| Horse Power | 493 HP | 216 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 800 Nm | 540 Nm |
| Torque RPM | 1800 RPM | 1600 RPM |
| Engine Compression Ratio | 9.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 5.1 seconds | 9.5 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 7 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1695 kg | 2459 kg |
| Vehicle Length | 4540 mm | 5090 mm |
| Vehicle Width | 1820 mm | 1930 mm |
| Vehicle Height | 1300 mm | 1850 mm |
| Wheelbase Size | 2570 mm | 3080 mm |
| Fuel Consumption Highway | 12.4 L/100km | 9.8 L/100km |
| Fuel Consumption City | 18.1 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 15.7 L/100km | 10 L/100km |
| Fuel Tank Capacity | 80 L | 100 L |
