2008 Hummer H3 vs. 2005 Opel Vectra
To start off, 2008 Hummer H3 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 3,653 cc (5 cylinders), 2008 Hummer H3 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Hummer H3 weights approximately 746 kg more than 2005 Opel Vectra.
Because 2008 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Hummer H3 (328 Nm @ 4600 RPM) has 63 more torque (in Nm) than 2005 Opel Vectra. (265 Nm @ 2500 RPM). This means 2008 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2008 Hummer H3 | 2005 Opel Vectra | |
| Make | Hummer | Opel |
| Model | H3 | Vectra |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3653 cc | 1998 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 0 HP | 173 HP |
| Torque | 328 Nm | 265 Nm |
| Torque RPM | 4600 RPM | 2500 RPM |
| Engine Bore Size | 95.5 mm | 86 mm |
| Engine Stroke Size | 102 mm | 86 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2231 kg | 1485 kg |
| Vehicle Length | 5180 mm | 4600 mm |
| Vehicle Height | 2020 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2620 mm |
| Fuel Consumption Overall | 15.7 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 87 L | 61 L |
