2009 Hummer H3 vs. 2007 Jeep Grand Cherokee
To start off, 2009 Hummer H3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Jeep Grand Cherokee. In addition, the cost of maintenance, including insurance, on 2007 Jeep Grand Cherokee would be higher. At 4,701 cc (8 cylinders), 2007 Jeep Grand Cherokee is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (239 HP @ 5800 RPM) has 4 more horse power than 2007 Jeep Grand Cherokee. (235 HP @ 4500 RPM). In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2007 Jeep Grand Cherokee. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 1173 kg more than 2007 Jeep Grand Cherokee. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Jeep Grand Cherokee (414 Nm @ 3600 RPM) has 87 more torque (in Nm) than 2009 Hummer H3. (327 Nm @ 4600 RPM). This means 2007 Jeep Grand Cherokee will have an easier job in driving up hills or pulling heavy equipment than 2009 Hummer H3.
Compare all specifications:
| 2009 Hummer H3 | 2007 Jeep Grand Cherokee | |
| Make | Hummer | Jeep |
| Model | H3 | Grand Cherokee |
| Year Released | 2009 | 2007 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 3653 cc | 4701 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 239 HP | 235 HP |
| Engine RPM | 5800 RPM | 4500 RPM |
| Torque | 327 Nm | 414 Nm |
| Torque RPM | 4600 RPM | 3600 RPM |
| Engine Bore Size | 95.5 mm | 93 mm |
| Engine Stroke Size | 102 mm | 86.7 mm |
| Engine Compression Ratio | 9.9:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2850 kg | 1677 kg |
| Vehicle Length | 4770 mm | 4750 mm |
| Vehicle Width | 2170 mm | 1870 mm |
| Vehicle Height | 1870 mm | 1730 mm |
| Wheelbase Size | 2850 mm | 2790 mm |
| Fuel Consumption Highway | 13.1 L/100km | 11.8 L/100km |
| Fuel Consumption City | 16.8 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 14.7 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 87 L | 80 L |
