1981 Isuzu Trooper vs. 2005 Opel Vectra
To start off, 2005 Opel Vectra is newer by 24 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 2,559 cc (4 cylinders), 1981 Isuzu Trooper is equipped with a bigger engine. In terms of performance, 2005 Opel Vectra (145 HP @ 4000 RPM) has 31 more horse power than 1981 Isuzu Trooper. (114 HP @ 5000 RPM) In normal driving conditions, 2005 Opel Vectra should accelerate faster than 1981 Isuzu Trooper. With that said, vehicle weight also plays an important factor in acceleration. 1981 Isuzu Trooper weights approximately 350 kg more than 2005 Opel Vectra.
Because 1981 Isuzu Trooper is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Vectra. 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, 2005 Opel Vectra (316 Nm @ 2000 RPM) has 121 more torque (in Nm) than 1981 Isuzu Trooper. (195 Nm @ 2500 RPM). This means 2005 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1981 Isuzu Trooper.
Compare all specifications:
| 1981 Isuzu Trooper | 2005 Opel Vectra | |
| Make | Isuzu | Opel |
| Model | Trooper | Vectra |
| Year Released | 1981 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2559 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 145 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 195 Nm | 316 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1210 kg |
| Vehicle Length | 4390 mm | 4600 mm |
| Vehicle Width | 1660 mm | 1800 mm |
| Vehicle Height | 1820 mm | 1470 mm |
| Wheelbase Size | 2660 mm | 2690 mm |
