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, 1997 Daihatsu Rocky (91 HP @ 4200 RPM) has 17 more horse power than 1998 Opel Astra. (74 HP @ 4500 RPM). In normal driving conditions, 1997 Daihatsu Rocky should accelerate faster than 1998 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 1997 Daihatsu Rocky weights approximately 210 kg more than 1998 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1997 Daihatsu Rocky (182 Nm @ 2500 RPM) has 15 more torque (in Nm) than 1998 Opel Astra. (167 Nm @ 1800 RPM). This means 1997 Daihatsu Rocky will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Astra.
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 | 1686 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 91 HP | 74 HP |
| Engine RPM | 4200 RPM | 4500 RPM |
| Torque | 182 Nm | 167 Nm |
| Torque RPM | 2500 RPM | 1800 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1380 kg | 1170 kg |
| Vehicle Length | 3850 mm | 4060 mm |
| Vehicle Width | 1700 mm | 1700 mm |
| Vehicle Height | 1860 mm | 1420 mm |
| Wheelbase Size | 2540 mm | 2650 mm |
