2004 GMC Envoy vs. 2006 Hummer H2
To start off, 2006 Hummer H2 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 GMC Envoy. In addition, the cost of maintenance, including insurance, on 2004 GMC Envoy would be higher. At 5,965 cc (8 cylinders), 2006 Hummer H2 is equipped with a bigger engine. In terms of performance, 2006 Hummer H2 (325 HP @ 5200 RPM) has 54 more horse power than 2004 GMC Envoy. (271 HP @ 6000 RPM) In normal driving conditions, 2006 Hummer H2 should accelerate faster than 2004 GMC Envoy. With that said, vehicle weight also plays an important factor in acceleration. 2006 Hummer H2 weights approximately 893 kg more than 2004 GMC Envoy. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 Hummer H2 (496 Nm @ 4000 RPM) has 122 more torque (in Nm) than 2004 GMC Envoy. (374 Nm @ 3600 RPM). This means 2006 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2004 GMC Envoy.
Compare all specifications:
| 2004 GMC Envoy | 2006 Hummer H2 | |
| Make | GMC | Hummer |
| Model | Envoy | H2 |
| Year Released | 2004 | 2006 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 4160 cc | 5965 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 271 HP | 325 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 374 Nm | 496 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 101.6 mm |
| Engine Stroke Size | 102 mm | 91.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2010 kg | 2903 kg |
| Vehicle Length | 4870 mm | 5180 mm |
| Vehicle Width | 1840 mm | 2070 mm |
| Vehicle Height | 1780 mm | 2020 mm |
| Wheelbase Size | 2880 mm | 3120 mm |
| Fuel Consumption Overall | 13.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 83 L | 121 L |
