2009 Hummer H3 vs. 2007 Opel Vectra
To start off, 2009 Hummer H3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2007 Opel Vectra would be higher. At 3,653 cc (5 cylinders), 2009 Hummer H3 is equipped with a bigger engine. In terms of performance, 2009 Hummer H3 (239 HP @ 5800 RPM) has 90 more horse power than 2007 Opel Vectra. (149 HP @ 4000 RPM). In normal driving conditions, 2009 Hummer H3 should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H3 weights approximately 1315 kg more than 2007 Opel Vectra. 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 Opel Vectra. 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 12 more torque (in Nm) than 2007 Opel Vectra. (315 Nm @ 2000 RPM). This means 2009 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra. 2009 Hummer H3 has automatic transmission and 2007 Opel Vectra has manual transmission. 2007 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Hummer H3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Hummer H3 | 2007 Opel Vectra | |
| Make | Hummer | Opel |
| Model | H3 | Vectra |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3653 cc | 1910 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 239 HP | 149 HP |
| Engine RPM | 5800 RPM | 4000 RPM |
| Torque | 327 Nm | 315 Nm |
| Torque RPM | 4600 RPM | 2000 RPM |
| Engine Bore Size | 95.5 mm | 82 mm |
| Engine Stroke Size | 102 mm | 90.4 mm |
| Engine Compression Ratio | 9.9:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2850 kg | 1535 kg |
| Vehicle Length | 4770 mm | 4600 mm |
| Vehicle Width | 2170 mm | 1800 mm |
| Vehicle Height | 1870 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2710 mm |
| Fuel Consumption Overall | 14.7 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 87 L | 61 L |
