2008 GMC Sierra vs. 2005 Mercedes-Benz CLS
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 CLS. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz CLS would be higher. At 6,000 cc (8 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz CLS (469 HP @ 6100 RPM) has 116 more horse power than 2008 GMC Sierra. (353 HP @ 5400 RPM) In normal driving conditions, 2005 Mercedes-Benz CLS should accelerate faster than 2008 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 739 kg more than 2005 Mercedes-Benz CLS.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercedes-Benz CLS. 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 CLS (700 Nm @ 2650 RPM) has 194 more torque (in Nm) than 2008 GMC Sierra. (506 Nm @ 4400 RPM). This means 2005 Mercedes-Benz CLS 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 CLS | |
| Make | GMC | Mercedes-Benz |
| Model | Sierra | CLS |
| Year Released | 2008 | 2005 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 6000 cc | 5438 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 353 HP | 469 HP |
| Engine RPM | 5400 RPM | 6100 RPM |
| Torque | 506 Nm | 700 Nm |
| Torque RPM | 4400 RPM | 2650 RPM |
| Engine Compression Ratio | 9.6:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 3 seats | 4 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 2659 kg | 1920 kg |
| Vehicle Length | 5720 mm | 4920 mm |
| Vehicle Width | 2440 mm | 1880 mm |
| Vehicle Height | 1960 mm | 1400 mm |
| Wheelbase Size | 3380 mm | 3090 mm |
| Fuel Consumption Overall | 13.8 L/100km | 13.6 L/100km |
| Fuel Tank Capacity | 129 L | 80 L |
