1989 Daihatsu Rocky vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 14 year(s). Which means there will be less support and parts availability for 1989 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1989 Daihatsu Rocky would be higher. Both 1989 Daihatsu Rocky and 2003 Opel Vectra are equipped with a 1,998 cc engine. In terms of performance, 2003 Opel Vectra (99 HP @ 4400 RPM) has 12 more horse power than 1989 Daihatsu Rocky. (87 HP @ 4600 RPM) In normal driving conditions, 2003 Opel Vectra should accelerate faster than 1989 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 145 kg more than 1989 Daihatsu Rocky. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1989 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 1989 Daihatsu Rocky 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, 2003 Opel Vectra (221 Nm @ 1950 RPM) has 64 more torque (in Nm) than 1989 Daihatsu Rocky. (157 Nm @ 3000 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1989 Daihatsu Rocky.
Compare all specifications:
| 1989 Daihatsu Rocky | 2003 Opel Vectra | |
| Make | Daihatsu | Opel |
| Model | Rocky | Vectra |
| Year Released | 1989 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 87 HP | 99 HP |
| Engine RPM | 4600 RPM | 4400 RPM |
| Torque | 157 Nm | 221 Nm |
| Torque RPM | 3000 RPM | 1950 RPM |
| Drive Type | 4WD | Front |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1350 kg | 1495 kg |
| Vehicle Length | 3780 mm | 4830 mm |
| Vehicle Width | 1590 mm | 1800 mm |
| Vehicle Height | 1850 mm | 1510 mm |
| Wheelbase Size | 2210 mm | 2640 mm |
