1994 Daihatsu Rocky vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 9 year(s). Which means there will be less support and parts availability for 1994 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1994 Daihatsu Rocky would be higher. At 2,765 cc (4 cylinders), 1994 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (115 HP @ 3000 RPM) has 43 more horse power than 1994 Daihatsu Rocky. (72 HP @ 3600 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 1994 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 45 kg more than 1994 Daihatsu Rocky. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1994 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 1994 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, 2003 Opel Signum (280 Nm @ 1500 RPM) has 107 more torque (in Nm) than 1994 Daihatsu Rocky. (173 Nm @ 2200 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1994 Daihatsu Rocky.
Compare all specifications:
| 1994 Daihatsu Rocky | 2003 Opel Signum | |
| Make | Daihatsu | Opel |
| Model | Rocky | Signum |
| Year Released | 1994 | 2003 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2765 cc | 2172 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 72 HP | 115 HP |
| Engine RPM | 3600 RPM | 3000 RPM |
| Torque | 173 Nm | 280 Nm |
| Torque RPM | 2200 RPM | 1500 RPM |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Front |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1490 kg | 1535 kg |
| Vehicle Length | 3850 mm | 4640 mm |
| Vehicle Width | 1700 mm | 1800 mm |
| Vehicle Height | 1860 mm | 1470 mm |
| Wheelbase Size | 2540 mm | 2840 mm |
