2006 Hummer H3 vs. 2007 Hummer H2
To start off, 2007 Hummer H2 is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Hummer H3. In addition, the cost of maintenance, including insurance, on 2006 Hummer H3 would be higher. At 5,998 cc (8 cylinders), 2007 Hummer H2 is equipped with a bigger engine. In terms of performance, 2007 Hummer H2 (325 HP @ 5200 RPM) has 105 more horse power than 2006 Hummer H3. (220 HP @ 5600 RPM) In normal driving conditions, 2007 Hummer H2 should accelerate faster than 2006 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 Hummer H2 (495 Nm @ 4000 RPM) has 190 more torque (in Nm) than 2006 Hummer H3. (305 Nm @ 2800 RPM). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2006 Hummer H3.
Compare all specifications:
| 2006 Hummer H3 | 2007 Hummer H2 | |
| Make | Hummer | Hummer |
| Model | H3 | H2 |
| Year Released | 2006 | 2007 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 3457 cc | 5998 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 220 HP | 325 HP |
| Engine RPM | 5600 RPM | 5200 RPM |
| Torque | 305 Nm | 495 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4750 mm | 4830 mm |
| Vehicle Width | 1900 mm | 2070 mm |
| Vehicle Height | 1880 mm | 2020 mm |
| Wheelbase Size | 2850 mm | 3130 mm |
| Fuel Consumption Overall | 13.8 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 87 L | 121 L |
