1991 Daihatsu Rocky vs. 1999 Opel Speedster
To start off, 1999 Opel Speedster is newer by 8 year(s). Which means there will be less support and parts availability for 1991 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1991 Daihatsu Rocky would be higher. At 2,765 cc (4 cylinders), 1991 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 1999 Opel Speedster (147 HP @ 5800 RPM) has 75 more horse power than 1991 Daihatsu Rocky. (72 HP @ 3600 RPM) In normal driving conditions, 1999 Opel Speedster should accelerate faster than 1991 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 1991 Daihatsu Rocky weights approximately 615 kg more than 1999 Opel Speedster.
Because 1991 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 1999 Opel Speedster. In wet, icy, snow, or gravel driving conditions, 1991 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, 1999 Opel Speedster (202 Nm @ 4000 RPM) has 32 more torque (in Nm) than 1991 Daihatsu Rocky. (170 Nm @ 2200 RPM). This means 1999 Opel Speedster will have an easier job in driving up hills or pulling heavy equipment than 1991 Daihatsu Rocky.
Compare all specifications:
| 1991 Daihatsu Rocky | 1999 Opel Speedster | |
| Make | Daihatsu | Opel |
| Model | Rocky | Speedster |
| Year Released | 1991 | 1999 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 2765 cc | 2199 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 72 HP | 147 HP |
| Engine RPM | 3600 RPM | 5800 RPM |
| Torque | 170 Nm | 202 Nm |
| Torque RPM | 2200 RPM | 4000 RPM |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1560 kg | 945 kg |
| Vehicle Length | 4110 mm | 3790 mm |
| Vehicle Width | 1590 mm | 1710 mm |
| Vehicle Height | 1920 mm | 1120 mm |
| Wheelbase Size | 2540 mm | 2340 mm |
