1981 Isuzu Trooper vs. 2006 Opel Signum
To start off, 2006 Opel Signum is newer by 25 year(s). Which means there will be less support and parts availability for 1981 Isuzu Trooper. In addition, the cost of maintenance, including insurance, on 1981 Isuzu Trooper would be higher. At 3,175 cc (6 cylinders), 2006 Opel Signum is equipped with a bigger engine. In terms of performance, 2006 Opel Signum (208 HP @ 6200 RPM) has 134 more horse power than 1981 Isuzu Trooper. (74 HP @ 4400 RPM) In normal driving conditions, 2006 Opel Signum should accelerate faster than 1981 Isuzu Trooper. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Signum weights approximately 80 kg more than 1981 Isuzu Trooper. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1981 Isuzu Trooper 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, 1981 Isuzu Trooper 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, 2006 Opel Signum (301 Nm @ 4000 RPM) has 131 more torque (in Nm) than 1981 Isuzu Trooper. (170 Nm @ 2500 RPM). This means 2006 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1981 Isuzu Trooper.
Compare all specifications:
| 1981 Isuzu Trooper | 2006 Opel Signum | |
| Make | Isuzu | Opel |
| Model | Trooper | Signum |
| Year Released | 1981 | 2006 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2237 cc | 3175 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 74 HP | 208 HP |
| Engine RPM | 4400 RPM | 6200 RPM |
| Torque | 170 Nm | 301 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1610 kg |
| Vehicle Length | 4390 mm | 4640 mm |
| Vehicle Width | 1660 mm | 1800 mm |
| Vehicle Height | 1820 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2840 mm |
