2008 Hummer H3 vs. 1999 Opel Signum
To start off, 2008 Hummer H3 is newer by 9 year(s). Which means there will be less support and parts availability for 1999 Opel Signum. In addition, the cost of maintenance, including insurance, on 1999 Opel Signum 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 1145 kg more than 1999 Opel Signum.
Because 2008 Hummer H3 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Opel Signum. 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 58 more torque (in Nm) than 1999 Opel Signum. (270 Nm @ 2000 RPM). This means 2008 Hummer H3 will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Signum. 2008 Hummer H3 has automatic transmission and 1999 Opel Signum has manual transmission. 1999 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Hummer H3 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Hummer H3 | 1999 Opel Signum | |
| Make | Hummer | Opel |
| Model | H3 | Signum |
| Year Released | 2008 | 1999 |
| Body Type | SUV | Hatchback |
| 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 | 2 valves |
| Horse Power | 0 HP | 148 HP |
| Torque | 328 Nm | 270 Nm |
| Torque RPM | 4600 RPM | 2000 RPM |
| Engine Bore Size | 95.6 mm | 82 mm |
| Engine Stroke Size | 102 mm | 90.4 mm |
| Engine Compression Ratio | 10.0:1 | 18.0:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2231 kg | 1086 kg |
| Vehicle Length | 4750 mm | 4640 mm |
| Vehicle Height | 2020 mm | 1470 mm |
| Wheelbase Size | 2850 mm | 2580 mm |
| Fuel Tank Capacity | 87 L | 60 L |
