2006 GMC Sierra vs. 2012 Mercedes-Benz CLS
To start off, 2012 Mercedes-Benz CLS is newer by 6 year(s). Which means there will be less support and parts availability for 2006 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2006 GMC Sierra would be higher. At 5,965 cc (8 cylinders), 2006 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (301 HP @ 4400 RPM) has 37 more horse power than 2012 Mercedes-Benz CLS. (264 HP @ 3800 RPM). In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2012 Mercedes-Benz CLS. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 620 kg more than 2012 Mercedes-Benz CLS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2012 Mercedes-Benz CLS. In wet, icy, snow, or gravel driving conditions, 2006 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, 2012 Mercedes-Benz CLS (620 Nm @ 1600 RPM) has 132 more torque (in Nm) than 2006 GMC Sierra. (488 Nm @ 4000 RPM). This means 2012 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Sierra.
Compare all specifications:
| 2006 GMC Sierra | 2012 Mercedes-Benz CLS | |
| Make | GMC | Mercedes-Benz |
| Model | Sierra | CLS |
| Year Released | 2006 | 2012 |
| Body Type | Pickup | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 2987 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 301 HP | 264 HP |
| Engine RPM | 4400 RPM | 3800 RPM |
| Torque | 488 Nm | 620 Nm |
| Torque RPM | 4000 RPM | 1600 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2435 kg | 1815 kg |
| Vehicle Length | 6570 mm | 4940 mm |
| Vehicle Width | 2030 mm | 1882 mm |
| Vehicle Height | 1960 mm | 1417 mm |
| Wheelbase Size | 4250 mm | 2875 mm |
| Fuel Tank Capacity | 129 L | 80 L |
