2005 GMC Sierra vs. 2006 GMC Envoy
To start off, 2006 GMC Envoy is newer by 1 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, both vehicles can yield 300 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 215 kg more than 2006 GMC Envoy.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 GMC Sierra (488 Nm) has 41 more torque (in Nm) than 2006 GMC Envoy. (447 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2006 GMC Envoy.
Compare all specifications:
| 2005 GMC Sierra | 2006 GMC Envoy | |
| Make | GMC | GMC |
| Model | Sierra | Envoy |
| Year Released | 2005 | 2006 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 5359 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 300 HP | 300 HP |
| Torque | 488 Nm | 447 Nm |
| Engine Bore Size | 102 mm | 96.1 mm |
| Engine Stroke Size | 92 mm | 92 mm |
| Engine Compression Ratio | 9.4:1 | 9.5:1 |
| Drive Type | 4WD | 4WD |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2874 kg | 2659 kg |
| Vehicle Length | 6510 mm | 4870 mm |
| Vehicle Width | 2030 mm | 1900 mm |
| Vehicle Height | 1960 mm | 1830 mm |
| Wheelbase Size | 4250 mm | 2880 mm |
| Fuel Tank Capacity | 129 L | 83 L |
