2008 GMC Sierra vs. 2007 Mercedes-Benz SL
To start off, 2008 GMC Sierra is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz SL would be higher. At 5,999 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SL (616 HP @ 4800 RPM) has 263 more horse power than 2008 GMC Sierra. (353 HP @ 5400 RPM) In normal driving conditions, 2007 Mercedes-Benz SL should accelerate faster than 2008 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 485 kg more than 2007 Mercedes-Benz SL.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2008 GMC Sierra 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, 2008 GMC Sierra (506 Nm @ 4400 RPM) has 6 more torque (in Nm) than 2007 Mercedes-Benz SL. (500 Nm @ 1500 RPM). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz SL.
Compare all specifications:
| 2008 GMC Sierra | 2007 Mercedes-Benz SL | |
| Make | GMC | Mercedes-Benz |
| Model | Sierra | SL |
| Year Released | 2008 | 2007 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 5980 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 353 HP | 616 HP |
| Engine RPM | 5400 RPM | 4800 RPM |
| Torque | 506 Nm | 500 Nm |
| Torque RPM | 4400 RPM | 1500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2435 kg | 1950 kg |
| Vehicle Length | 6340 mm | 4540 mm |
| Vehicle Width | 2040 mm | 1300 mm |
| Vehicle Height | 1950 mm | 1830 mm |
| Wheelbase Size | 4010 mm | 2570 mm |
| Fuel Consumption Overall | 13.1 L/100km | 18.6 L/100km |
| Fuel Tank Capacity | 129 L | 90 L |
