2008 Chevrolet Silverado vs. 2006 GMC Sierra
To start off, 2008 Chevrolet Silverado is newer by 2 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 (300 HP @ 4400 RPM) has 105 more horse power than 2008 Chevrolet Silverado. (195 HP @ 4600 RPM) In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2008 Chevrolet Silverado. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Sierra weights approximately 1174 kg more than 2008 Chevrolet Silverado. 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 2008 Chevrolet Silverado. 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, 2006 GMC Sierra (488 Nm @ 4000 RPM) has 134 more torque (in Nm) than 2008 Chevrolet Silverado. (354 Nm @ 2800 RPM). This means 2006 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2008 Chevrolet Silverado.
Compare all specifications:
| 2008 Chevrolet Silverado | 2006 GMC Sierra | |
| Make | Chevrolet | GMC |
| Model | Silverado | Sierra |
| Year Released | 2008 | 2006 |
| Body Type | Pickup | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4293 cc | 5965 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 195 HP | 300 HP |
| Engine RPM | 4600 RPM | 4400 RPM |
| Torque | 354 Nm | 488 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Drive Type | Rear | 4WD |
| Number of Seats | 3 seats | 6 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1261 kg | 2435 kg |
| Vehicle Length | 5230 mm | 6570 mm |
| Vehicle Width | 2040 mm | 2030 mm |
| Vehicle Height | 1880 mm | 1960 mm |
| Wheelbase Size | 3030 mm | 4250 mm |
| Fuel Consumption Overall | 8.7 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 98 L | 129 L |
