2007 Daihatsu Copen vs. 1990 Daihatsu Rocky
To start off, 2007 Daihatsu Copen is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1990 Daihatsu Rocky would be higher. At 2,765 cc (4 cylinders), 1990 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 2007 Daihatsu Copen (86 HP @ 6000 RPM) has 14 more horse power than 1990 Daihatsu Rocky. (72 HP @ 3600 RPM). In normal driving conditions, 2007 Daihatsu Copen should accelerate faster than 1990 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 1990 Daihatsu Rocky weights approximately 710 kg more than 2007 Daihatsu Copen.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Daihatsu Rocky (170 Nm @ 2200 RPM) has 50 more torque (in Nm) than 2007 Daihatsu Copen. (120 Nm @ 4400 RPM). This means 1990 Daihatsu Rocky will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Copen.
Compare all specifications:
| 2007 Daihatsu Copen | 1990 Daihatsu Rocky | |
| Make | Daihatsu | Daihatsu |
| Model | Copen | Rocky |
| Year Released | 2007 | 1990 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 2765 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 86 HP | 72 HP |
| Engine RPM | 6000 RPM | 3600 RPM |
| Torque | 120 Nm | 170 Nm |
| Torque RPM | 4400 RPM | 2200 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | 4WD |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 850 kg | 1560 kg |
| Vehicle Length | 3400 mm | 4110 mm |
| Vehicle Width | 1480 mm | 1590 mm |
| Vehicle Height | 1250 mm | 1920 mm |
| Wheelbase Size | 2230 mm | 2540 mm |
