1990 Daihatsu Rocky vs. 1981 Opel Ascona
To start off, 1990 Daihatsu Rocky is newer by 9 year(s). Which means there will be less support and parts availability for 1981 Opel Ascona. In addition, the cost of maintenance, including insurance, on 1981 Opel Ascona would be higher. At 1,998 cc (4 cylinders), 1990 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 1990 Daihatsu Rocky (88 HP @ 4600 RPM) has 7 more horse power than 1981 Opel Ascona. (81 HP @ 5400 RPM). In normal driving conditions, 1990 Daihatsu Rocky should accelerate faster than 1981 Opel Ascona. With that said, vehicle weight also plays an important factor in acceleration. 1990 Daihatsu Rocky weights approximately 336 kg more than 1981 Opel Ascona. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1990 Daihatsu Rocky (157 Nm @ 3000 RPM) has 23 more torque (in Nm) than 1981 Opel Ascona. (134 Nm @ 2600 RPM). This means 1990 Daihatsu Rocky will have an easier job in driving up hills or pulling heavy equipment than 1981 Opel Ascona.
Compare all specifications:
| 1990 Daihatsu Rocky | 1981 Opel Ascona | |
| Make | Daihatsu | Opel |
| Model | Rocky | Ascona |
| Year Released | 1990 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 88 HP | 81 HP |
| Engine RPM | 4600 RPM | 5400 RPM |
| Torque | 157 Nm | 134 Nm |
| Torque RPM | 3000 RPM | 2600 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1350 kg | 1014 kg |
| Vehicle Length | 3780 mm | 4380 mm |
| Vehicle Width | 1590 mm | 1680 mm |
| Vehicle Height | 1850 mm | 1400 mm |
| Wheelbase Size | 2210 mm | 2580 mm |
