1985 Daihatsu Rocky vs. 2003 Daihatsu Sirion
To start off, 2003 Daihatsu Sirion is newer by 18 year(s). Which means there will be less support and parts availability for 1985 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1985 Daihatsu Rocky would be higher. At 2,765 cc (4 cylinders), 1985 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, both vehicles can yield 72 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 1985 Daihatsu Rocky weights approximately 708 kg more than 2003 Daihatsu Sirion.
Because 1985 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2003 Daihatsu Sirion. In wet, icy, snow, or gravel driving conditions, 1985 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, 1985 Daihatsu Rocky (171 Nm @ 2200 RPM) has 70 more torque (in Nm) than 2003 Daihatsu Sirion. (101 Nm @ 3600 RPM). This means 1985 Daihatsu Rocky will have an easier job in driving up hills or pulling heavy equipment than 2003 Daihatsu Sirion.
Compare all specifications:
| 1985 Daihatsu Rocky | 2003 Daihatsu Sirion | |
| Make | Daihatsu | Daihatsu |
| Model | Rocky | Sirion |
| Year Released | 1985 | 2003 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2765 cc | 1298 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 72 HP | 72 HP |
| Engine RPM | 3600 RPM | 5200 RPM |
| Torque | 171 Nm | 101 Nm |
| Torque RPM | 2200 RPM | 3600 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Front |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1560 kg | 852 kg |
| Vehicle Length | 4110 mm | 3680 mm |
| Vehicle Width | 1590 mm | 1600 mm |
| Vehicle Height | 1920 mm | 1460 mm |
| Wheelbase Size | 2540 mm | 2350 mm |
