2009 Hummer H2 vs. 2003 Vauxhall Signum
To start off, 2009 Hummer H2 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Vauxhall Signum. In addition, the cost of maintenance, including insurance, on 2003 Vauxhall Signum would be higher. At 6,199 cc (8 cylinders), 2009 Hummer H2 is equipped with a bigger engine. In terms of performance, 2009 Hummer H2 (393 HP @ 5700 RPM) has 185 more horse power than 2003 Vauxhall Signum. (208 HP @ 6200 RPM). In normal driving conditions, 2009 Hummer H2 should accelerate faster than 2003 Vauxhall Signum. With that said, vehicle weight also plays an important factor in acceleration. 2009 Hummer H2 weights approximately 1421 kg more than 2003 Vauxhall Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Vauxhall Signum. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Hummer H2 (564 Nm @ 4300 RPM) has 264 more torque (in Nm) than 2003 Vauxhall Signum. (300 Nm @ 4000 RPM). This means 2009 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2003 Vauxhall Signum.
Compare all specifications:
| 2009 Hummer H2 | 2003 Vauxhall Signum | |
| Make | Hummer | Vauxhall |
| Model | H2 | Signum |
| Year Released | 2009 | 2003 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 6199 cc | 3175 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 393 HP | 208 HP |
| Engine RPM | 5700 RPM | 6200 RPM |
| Torque | 564 Nm | 300 Nm |
| Torque RPM | 4300 RPM | 4000 RPM |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2903 kg | 1482 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 |
