2007 Hummer H2 vs. 2007 Opel Signum
To start off, both 2007 Hummer H2 and 2007 Opel Signum were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,999 cc (8 cylinders), 2007 Hummer H2 is equipped with a bigger engine. In terms of performance, 2007 Hummer H2 (325 HP @ 5200 RPM) has 117 more horse power than 2007 Opel Signum. (208 HP @ 6200 RPM). In normal driving conditions, 2007 Hummer H2 should accelerate faster than 2007 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Hummer H2 weights approximately 1293 kg more than 2007 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2007 Hummer H2 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, 2007 Hummer H2 (496 Nm @ 4000 RPM) has 196 more torque (in Nm) than 2007 Opel Signum. (300 Nm @ 4000 RPM). This means 2007 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Signum.
Compare all specifications:
| 2007 Hummer H2 | 2007 Opel Signum | |
| Make | Hummer | Opel |
| Model | H2 | Signum |
| Year Released | 2007 | 2007 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 3173 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 325 HP | 208 HP |
| Engine RPM | 5200 RPM | 6200 RPM |
| Torque | 496 Nm | 300 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 101.6 mm | 87.5 mm |
| Engine Stroke Size | 91.9 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2903 kg | 1610 kg |
| Vehicle Length | 4830 mm | 4640 mm |
| Vehicle Width | 2070 mm | 1800 mm |
| Vehicle Height | 2020 mm | 1470 mm |
| Wheelbase Size | 3130 mm | 2840 mm |
| Fuel Consumption Overall | 13.8 L/100km | 10.1 L/100km |
| Fuel Tank Capacity | 121 L | 60 L |
