2007 GMC Sierra vs. 2008 Hummer H3
To start off, 2008 Hummer H3 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2007 GMC Sierra would be higher. At 5,999 cc (8 cylinders), 2007 GMC Sierra is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2007 GMC Sierra weights approximately 559 kg more than 2008 Hummer H3.
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, 2007 GMC Sierra (506 Nm @ 4400 RPM) has 178 more torque (in Nm) than 2008 Hummer H3. (328 Nm @ 4600 RPM). This means 2007 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2008 Hummer H3. 2007 GMC Sierra has automatic transmission and 2008 Hummer H3 has manual transmission. 2008 Hummer H3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
2007 GMC Sierra | 2008 Hummer H3 | |
Make | GMC | Hummer |
Model | Sierra | H3 |
Year Released | 2007 | 2008 |
Body Type | Pickup | SUV |
Engine Position | Front | Front |
Engine Size | 5999 cc | 3653 cc |
Engine Cylinders | 8 cylinders | 5 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 312 HP | 0 HP |
Torque | 506 Nm | 328 Nm |
Torque RPM | 4400 RPM | 4600 RPM |
Engine Bore Size | 102 mm | 95.5 mm |
Engine Stroke Size | 92 mm | 102 mm |
Fuel Type | Gasoline | Gasoline |
Drive Type | 4WD | 4WD |
Transmission Type | Automatic | Manual |
Number of Seats | 6 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 2790 kg | 2231 kg |
Vehicle Length | 6340 mm | 5180 mm |
Vehicle Height | 1940 mm | 2020 mm |
Wheelbase Size | 4010 mm | 2850 mm |
Fuel Consumption Overall | 13.1 L/100km | 15.7 L/100km |
Fuel Tank Capacity | 129 L | 87 L |