2005 GMC Sierra vs. 2008 Mercedes-Benz SL
To start off, 2008 Mercedes-Benz SL is newer by 3 year(s). Which means there will be less support and parts availability for 2005 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2005 GMC Sierra would be higher. At 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz SL (384 HP) has 84 more horse power than 2005 GMC Sierra. (300 HP) In normal driving conditions, 2008 Mercedes-Benz SL should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 964 kg more than 2008 Mercedes-Benz SL.
Because 2005 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2008 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2005 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 Mercedes-Benz SL (530 Nm) has 42 more torque (in Nm) than 2005 GMC Sierra. (488 Nm). This means 2008 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Sierra.
Compare all specifications:
| 2005 GMC Sierra | 2008 Mercedes-Benz SL | |
| Make | GMC | Mercedes-Benz |
| Model | Sierra | SL |
| Year Released | 2005 | 2008 |
| Body Type | Pickup | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 5461 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 384 HP |
| Torque | 488 Nm | 530 Nm |
| Engine Bore Size | 102 mm | 98 mm |
| Engine Stroke Size | 92 mm | 90.5 mm |
| Engine Compression Ratio | 9.4:1 | 10.7:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2874 kg | 1910 kg |
| Vehicle Length | 6510 mm | 4540 mm |
| Vehicle Width | 2030 mm | 1830 mm |
| Vehicle Height | 1960 mm | 1300 mm |
| Wheelbase Size | 4250 mm | 2570 mm |
| Fuel Tank Capacity | 129 L | 80 L |
