2008 GMC Sierra vs. 2005 Mercedes-Benz SL
To start off, 2008 GMC Sierra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2005 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, 2005 Mercedes-Benz SL (493 HP @ 4200 RPM) has 140 more horse power than 2008 GMC Sierra. (353 HP @ 5400 RPM) In normal driving conditions, 2005 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 743 kg more than 2005 Mercedes-Benz SL.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 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, 2005 Mercedes-Benz SL (700 Nm) has 194 more torque (in Nm) than 2008 GMC Sierra. (506 Nm). This means 2005 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2008 GMC Sierra.
Compare all specifications:
| 2008 GMC Sierra | 2005 Mercedes-Benz SL | |
| Make | GMC | Mercedes-Benz |
| Model | Sierra | SL |
| Year Released | 2008 | 2005 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 5441 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 353 HP | 493 HP |
| Engine RPM | 5400 RPM | 4200 RPM |
| Torque | 506 Nm | 700 Nm |
| Drive Type | 4WD | Rear |
| Number of Seats | 3 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 2664 kg | 1921 kg |
| Vehicle Length | 5710 mm | 4540 mm |
| Vehicle Width | 2040 mm | 1820 mm |
| Vehicle Height | 1940 mm | 1300 mm |
| Wheelbase Size | 3380 mm | 2570 mm |
| Fuel Consumption Overall | 13.1 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 129 L | 80 L |
