1997 Daihatsu Rocky vs. 1998 Opel Astra
To start off, 1998 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 1997 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1997 Daihatsu Rocky would be higher. At 2,237 cc (4 cylinders), 1997 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 1998 Opel Astra (134 HP @ 5600 RPM) has 43 more horse power than 1997 Daihatsu Rocky. (91 HP @ 4200 RPM) In normal driving conditions, 1998 Opel Astra should accelerate faster than 1997 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 1997 Daihatsu Rocky weights approximately 120 kg more than 1998 Opel Astra.
Because 1997 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 1998 Opel Astra. In wet, icy, snow, or gravel driving conditions, 1997 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, 1998 Opel Astra (188 Nm @ 3200 RPM) has 6 more torque (in Nm) than 1997 Daihatsu Rocky. (182 Nm @ 2500 RPM). This means 1998 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1997 Daihatsu Rocky.
Compare all specifications:
| 1997 Daihatsu Rocky | 1998 Opel Astra | |
| Make | Daihatsu | Opel |
| Model | Rocky | Astra |
| Year Released | 1997 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 2237 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 134 HP |
| Engine RPM | 4200 RPM | 5600 RPM |
| Torque | 182 Nm | 188 Nm |
| Torque RPM | 2500 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1380 kg | 1260 kg |
| Vehicle Length | 3850 mm | 4060 mm |
| Vehicle Width | 1700 mm | 1700 mm |
| Vehicle Height | 1860 mm | 1420 mm |
| Wheelbase Size | 2540 mm | 2620 mm |
