1989 Daihatsu Rocky vs. 1991 Opel Astra
To start off, 1991 Opel Astra is newer by 2 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 1991 Opel Astra are equipped with a 1,998 cc engine. In terms of performance, 1991 Opel Astra (115 HP @ 5200 RPM) has 28 more horse power than 1989 Daihatsu Rocky. (87 HP @ 4600 RPM) In normal driving conditions, 1991 Opel Astra should accelerate faster than 1989 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 1989 Daihatsu Rocky weights approximately 300 kg more than 1991 Opel Astra.
Because 1989 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 1991 Opel Astra. 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, 1991 Opel Astra (169 Nm @ 2600 RPM) has 12 more torque (in Nm) than 1989 Daihatsu Rocky. (157 Nm @ 3000 RPM). This means 1991 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1989 Daihatsu Rocky.
Compare all specifications:
| 1989 Daihatsu Rocky | 1991 Opel Astra | |
| Make | Daihatsu | Opel |
| Model | Rocky | Astra |
| Year Released | 1989 | 1991 |
| 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 | 115 HP |
| Engine RPM | 4600 RPM | 5200 RPM |
| Torque | 157 Nm | 169 Nm |
| Torque RPM | 3000 RPM | 2600 RPM |
| Drive Type | 4WD | Front |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1350 kg | 1050 kg |
| Vehicle Length | 3780 mm | 4090 mm |
| Vehicle Width | 1590 mm | 1690 mm |
| Vehicle Height | 1850 mm | 1420 mm |
| Wheelbase Size | 2210 mm | 2650 mm |
