2004 Hummer H2 vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Hummer H2. In addition, the cost of maintenance, including insurance, on 2004 Hummer H2 would be higher. At 5,965 cc (8 cylinders), 2004 Hummer H2 is equipped with a bigger engine. In terms of performance, 2004 Hummer H2 (321 HP @ 5200 RPM) has 146 more horse power than 2006 Opel Signum. (175 HP @ 4000 RPM). In normal driving conditions, 2004 Hummer H2 should accelerate faster than 2006 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2004 Hummer H2 weights approximately 1235 kg more than 2006 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Hummer H2 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Hummer H2 (522 Nm @ 3600 RPM) has 152 more torque (in Nm) than 2006 Opel Signum. (370 Nm @ 1900 RPM). This means 2004 Hummer H2 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Signum. 2004 Hummer H2 has automatic transmission and 2006 Opel Signum has manual transmission. 2006 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Hummer H2 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Hummer H2 | 2006 Opel Signum | |
| Make | Hummer | Opel |
| Model | H2 | Signum |
| Year Released | 2004 | 2006 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5965 cc | 2958 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 321 HP | 175 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 522 Nm | 370 Nm |
| Torque RPM | 3600 RPM | 1900 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2905 kg | 1670 kg |
| Vehicle Length | 4820 mm | 4640 mm |
| Vehicle Width | 2070 mm | 1800 mm |
| Vehicle Height | 2020 mm | 1470 mm |
| Wheelbase Size | 3130 mm | 2840 mm |
| Fuel Tank Capacity | 121 L | 60 L |
