2007 Citroen C4 vs. 2009 Hummer H3
To start off, 2009 Hummer H3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Citroen C4. In addition, the cost of maintenance, including insurance, on 2007 Citroen C4 would be higher. At 3,700 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (239 HP @ 5800 RPM) has 150 more horse power than 2007 Citroen C4. (89 HP @ 4000 RPM) In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2007 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 870 kg more than 2007 Citroen C4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Citroen C4. 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 (327 Nm @ 4600 RPM) has 112 more torque (in Nm) than 2007 Citroen C4. (215 Nm @ 1750 RPM). This means 2009 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Citroen C4.
Compare all specifications:
| 2007 Citroen C4 | 2009 Hummer H3 | |
| Make | Citroen | Hummer |
| Model | C4 | H3 |
| Year Released | 2007 | 2009 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1560 cc | 3700 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 89 HP | 239 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 215 Nm | 327 Nm |
| Torque RPM | 1750 RPM | 4600 RPM |
| Engine Bore Size | 75 mm | 95.5 mm |
| Engine Stroke Size | 88 mm | 102 mm |
| Engine Compression Ratio | 18.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1332 kg | 2202 kg |
| Vehicle Length | 4270 mm | 4770 mm |
| Vehicle Width | 1780 mm | 2170 mm |
| Vehicle Height | 1460 mm | 1870 mm |
| Wheelbase Size | 2610 mm | 2850 mm |
| Fuel Consumption Overall | 4.7 L/100km | 14.7 L/100km |
| Fuel Tank Capacity | 60 L | 87 L |
