2005 GMC Sierra vs. 2009 Hummer H2
To start off, 2009 Hummer H2 is newer by 4 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 6,198 cc (8 cylinders), 2009 Hummer H2 is equipped with a bigger engine. In terms of performance, 2009 Hummer H2 (393 HP) has 93 more horse power than 2005 GMC Sierra. (300 HP) In normal driving conditions, 2009 Hummer H2 should accelerate faster than 2005 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 334 kg more than 2005 GMC Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2005 GMC Sierra. In wet, icy, snow, or gravel driving conditions, 2009 Hummer H2 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, 2009 Hummer H2 (563 Nm) has 74 more torque (in Nm) than 2005 GMC Sierra. (489 Nm). This means 2009 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2005 GMC Sierra.
Compare all specifications:
| 2005 GMC Sierra | 2009 Hummer H2 | |
| Make | GMC | Hummer |
| Model | Sierra | H2 |
| Year Released | 2005 | 2009 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 6198 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 300 HP | 393 HP |
| Torque | 489 Nm | 563 Nm |
| Drive Type | Rear | 4WD |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2569 kg | 2903 kg |
| Vehicle Length | 6270 mm | 4830 mm |
| Vehicle Width | 2030 mm | 2070 mm |
| Vehicle Height | 1940 mm | 2020 mm |
| Wheelbase Size | 4010 mm | 3130 mm |
| Fuel Tank Capacity | 129 L | 121 L |
