1987 Daihatsu Rocky vs. 2005 Opel Omega
To start off, 2005 Opel Omega is newer by 18 year(s). Which means there will be less support and parts availability for 1987 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1987 Daihatsu Rocky would be higher. At 2,765 cc (4 cylinders), 1987 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 2005 Opel Omega (142 HP @ 4000 RPM) has 70 more horse power than 1987 Daihatsu Rocky. (72 HP @ 3600 RPM) In normal driving conditions, 2005 Opel Omega should accelerate faster than 1987 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Omega weights approximately 54 kg more than 1987 Daihatsu Rocky. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1987 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2005 Opel Omega. In wet, icy, snow, or gravel driving conditions, 1987 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, 2005 Opel Omega (203 Nm @ 4000 RPM) has 33 more torque (in Nm) than 1987 Daihatsu Rocky. (170 Nm @ 2200 RPM). This means 2005 Opel Omega will have an easier job in driving up hills or pulling heavy equipment than 1987 Daihatsu Rocky.
Compare all specifications:
| 1987 Daihatsu Rocky | 2005 Opel Omega | |
| Make | Daihatsu | Opel |
| Model | Rocky | Omega |
| Year Released | 1987 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2765 cc | 2198 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 72 HP | 142 HP |
| Engine RPM | 3600 RPM | 4000 RPM |
| Torque | 170 Nm | 203 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Drive Type | 4WD | Rear |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1614 kg |
| Vehicle Length | 4110 mm | 4900 mm |
| Vehicle Width | 1590 mm | 1780 mm |
| Vehicle Height | 1920 mm | 1460 mm |
| Wheelbase Size | 2540 mm | 2720 mm |
