2007 Hummer H3 vs. 2005 Hummer H2
To start off, 2007 Hummer H3 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Hummer H2. In addition, the cost of maintenance, including insurance, on 2005 Hummer H2 would be higher. At 5,965 cc (8 cylinders), 2005 Hummer H2 is equipped with a bigger engine. In terms of performance, 2005 Hummer H2 (325 HP) has 83 more horse power than 2007 Hummer H3. (242 HP) In normal driving conditions, 2005 Hummer H2 should accelerate faster than 2007 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, 2005 Hummer H2 (496 Nm) has 168 more torque (in Nm) than 2007 Hummer H3. (328 Nm). This means 2005 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2007 Hummer H3. 2005 Hummer H2 has automatic transmission and 2007 Hummer H3 has manual transmission. 2007 Hummer H3 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Hummer H2 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Hummer H3 | 2005 Hummer H2 | |
| Make | Hummer | Hummer |
| Model | H3 | H2 |
| Year Released | 2007 | 2005 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 3699 cc | 5965 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 242 HP | 325 HP |
| Torque | 328 Nm | 496 Nm |
| Engine Bore Size | 95.5 mm | 102 mm |
| Engine Stroke Size | 101.6 mm | 92 mm |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4750 mm | 4830 mm |
| Vehicle Width | 2180 mm | 2070 mm |
| Vehicle Height | 1900 mm | 1980 mm |
| Wheelbase Size | 2850 mm | 3130 mm |
