2003 GMC Sierra vs. 2006 GMC Envoy
To start off, 2006 GMC Envoy is newer by 3 year(s). Which means there will be less support and parts availability for 2003 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2003 GMC Sierra would be higher. At 5,358 cc (8 cylinders), 2006 GMC Envoy is equipped with a bigger engine. In terms of performance, 2006 GMC Envoy (300 HP) has 25 more horse power than 2003 GMC Sierra. (275 HP) In normal driving conditions, 2006 GMC Envoy should accelerate faster than 2003 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2006 GMC Envoy weights approximately 490 kg more than 2003 GMC Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 2003 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2006 GMC Envoy 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 Envoy (447 Nm) has 61 more torque (in Nm) than 2003 GMC Sierra. (386 Nm). This means 2006 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 2003 GMC Sierra.
Compare all specifications:
| 2003 GMC Sierra | 2006 GMC Envoy | |
| Make | GMC | GMC |
| Model | Sierra | Envoy |
| Year Released | 2003 | 2006 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 4816 cc | 5358 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 275 HP | 300 HP |
| Torque | 386 Nm | 447 Nm |
| Drive Type | Rear | 4WD |
| Number of Seats | 3 seats | 7 seats |
| Vehicle Weight | 1945 kg | 2435 kg |
| Vehicle Length | 5650 mm | 5280 mm |
| Vehicle Width | 2000 mm | 1900 mm |
| Vehicle Height | 1810 mm | 1920 mm |
| Wheelbase Size | 3380 mm | 3280 mm |
