2007 GMC Sierra vs. 2006 GMC Sierra
To start off, 2007 GMC Sierra is newer by 1 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 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. In terms of performance, 2006 GMC Sierra (301 HP @ 4400 RPM) has 1 more horse power than 2007 GMC Sierra. (300 HP @ 4400 RPM) In normal driving conditions, 2006 GMC Sierra should accelerate faster than 2007 GMC Sierra.
Let's talk about torque, both vehicles can yield 488 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2007 GMC Sierra | 2006 GMC Sierra | |
| Make | GMC | GMC |
| Model | Sierra | Sierra |
| Year Released | 2007 | 2006 |
| Body Type | Pickup | Pickup |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 5965 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 300 HP | 301 HP |
| Engine RPM | 4400 RPM | 4400 RPM |
| Torque | 488 Nm | 488 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Number of Seats | 6 seats | 6 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Length | 6330 mm | 6570 mm |
| Vehicle Width | 2450 mm | 2030 mm |
| Vehicle Height | 1940 mm | 1960 mm |
| Wheelbase Size | 4010 mm | 4250 mm |
| Fuel Tank Capacity | 129 L | 129 L |
