2005 GMC Sierra vs. 2009 Hummer H3
To start off, 2009 Hummer H3 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 5,965 cc (8 cylinders), 2005 GMC Sierra is equipped with a bigger engine. In terms of performance, 2005 GMC Sierra (300 HP) has 58 more horse power than 2009 Hummer H3. (242 HP). In normal driving conditions, 2005 GMC Sierra should accelerate faster than 2009 Hummer H3. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Sierra weights approximately 369 kg more than 2009 Hummer H3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H3 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 H3 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, 2005 GMC Sierra (489 Nm) has 161 more torque (in Nm) than 2009 Hummer H3. (328 Nm). This means 2005 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2009 Hummer H3.
Compare all specifications:
| 2005 GMC Sierra | 2009 Hummer H3 | |
| Make | GMC | Hummer |
| Model | Sierra | H3 |
| Year Released | 2005 | 2009 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 3651 cc |
| Engine Cylinders | 8 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 300 HP | 242 HP |
| Torque | 489 Nm | 328 Nm |
| Engine Bore Size | 102 mm | 95.5 mm |
| Engine Stroke Size | 92 mm | 102 mm |
| Drive Type | Rear | 4WD |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2569 kg | 2200 kg |
| Vehicle Length | 6270 mm | 4790 mm |
| Vehicle Width | 2030 mm | 1900 mm |
| Vehicle Height | 1940 mm | 2000 mm |
| Wheelbase Size | 4010 mm | 2850 mm |
| Fuel Tank Capacity | 129 L | 87 L |
