1984 Daihatsu Rocky vs. 1990 Isuzu Impulse
To start off, 1990 Isuzu Impulse is newer by 6 year(s). Which means there will be less support and parts availability for 1984 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1984 Daihatsu Rocky would be higher. At 1,998 cc (4 cylinders), 1984 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 1990 Isuzu Impulse (160 HP @ 6600 RPM) has 73 more horse power than 1984 Daihatsu Rocky. (87 HP @ 4600 RPM) In normal driving conditions, 1990 Isuzu Impulse should accelerate faster than 1984 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 1984 Daihatsu Rocky weights approximately 150 kg more than 1990 Isuzu Impulse.
Because 1984 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 1990 Isuzu Impulse. In wet, icy, snow, or gravel driving conditions, 1984 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, 1990 Isuzu Impulse (203 Nm @ 4800 RPM) has 46 more torque (in Nm) than 1984 Daihatsu Rocky. (157 Nm @ 3000 RPM). This means 1990 Isuzu Impulse will have an easier job in driving up hills or pulling heavy equipment than 1984 Daihatsu Rocky.
Compare all specifications:
| 1984 Daihatsu Rocky | 1990 Isuzu Impulse | |
| Make | Daihatsu | Isuzu |
| Model | Rocky | Impulse |
| Year Released | 1984 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1587 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 87 HP | 160 HP |
| Engine RPM | 4600 RPM | 6600 RPM |
| Torque | 157 Nm | 203 Nm |
| Torque RPM | 3000 RPM | 4800 RPM |
| Drive Type | 4WD | Front |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1350 kg | 1200 kg |
| Vehicle Length | 3780 mm | 4220 mm |
| Vehicle Width | 1590 mm | 1700 mm |
| Vehicle Height | 1850 mm | 1300 mm |
| Wheelbase Size | 2210 mm | 2460 mm |
