2004 GMC Sierra vs. 2008 Hummer H2
To start off, 2008 Hummer H2 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2004 GMC Sierra would be higher. At 6,199 cc (8 cylinders), 2008 Hummer H2 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Hummer H2 weights approximately 57 kg more than 2004 GMC Sierra.
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.
Compare all specifications:
| 2004 GMC Sierra | 2008 Hummer H2 | |
| Make | GMC | Hummer |
| Model | Sierra | H2 |
| Year Released | 2004 | 2008 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5963 cc | 6199 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 325 HP | 0 HP |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2274 kg | 2331 kg |
| Vehicle Length | 5790 mm | 5180 mm |
| Vehicle Width | 2130 mm | 2070 mm |
| Vehicle Height | 1880 mm | 2020 mm |
| Wheelbase Size | 3650 mm | 3130 mm |
