2009 Hummer H3 vs. 2007 Kia Optima
To start off, 2009 Hummer H3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Kia Optima. In addition, the cost of maintenance, including insurance, on 2007 Kia Optima would be higher. At 3,651 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (242 HP @ 5600 RPM) has 80 more horse power than 2007 Kia Optima. (162 HP @ 5800 RPM). In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2007 Kia Optima.
Because 2009 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Kia Optima. 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, 2009 Hummer H3 (328 Nm @ 4600 RPM) has 106 more torque (in Nm) than 2007 Kia Optima. (222 Nm @ 4260 RPM). This means 2009 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Kia Optima.
Compare all specifications:
| 2009 Hummer H3 | 2007 Kia Optima | |
| Make | Hummer | Kia |
| Model | H3 | Optima |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3651 cc | 2399 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 242 HP | 162 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 328 Nm | 222 Nm |
| Torque RPM | 4600 RPM | 4260 RPM |
| Engine Compression Ratio | 10.0:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4790 mm | 4740 mm |
| Vehicle Width | 1900 mm | 1810 mm |
| Vehicle Height | 2000 mm | 1490 mm |
| Wheelbase Size | 2850 mm | 2730 mm |
| Fuel Tank Capacity | 87 L | 65 L |
