1985 Daihatsu Rocky vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 19 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, 2004 Opel Signum (173 HP @ 5500 RPM) has 101 more horse power than 1985 Daihatsu Rocky. (72 HP @ 3600 RPM) In normal driving conditions, 2004 Opel Signum should accelerate faster than 1985 Daihatsu Rocky.
Because 1985 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Signum. 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, 2004 Opel Signum (265 Nm @ 2500 RPM) has 94 more torque (in Nm) than 1985 Daihatsu Rocky. (171 Nm @ 2200 RPM). This means 2004 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1985 Daihatsu Rocky.
Compare all specifications:
| 1985 Daihatsu Rocky | 2004 Opel Signum | |
| Make | Daihatsu | Opel |
| Model | Rocky | Signum |
| Year Released | 1985 | 2004 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2765 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 72 HP | 173 HP |
| Engine RPM | 3600 RPM | 5500 RPM |
| Torque | 171 Nm | 265 Nm |
| Torque RPM | 2200 RPM | 2500 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1560 kg | 1560 kg |
| Vehicle Length | 4110 mm | 4640 mm |
| Vehicle Width | 1590 mm | 1800 mm |
| Vehicle Height | 1920 mm | 1470 mm |
| Wheelbase Size | 2540 mm | 2840 mm |
