1984 Daihatsu Rocky vs. 1978 Fiat 131
To start off, 1984 Daihatsu Rocky is newer by 6 year(s). Which means there will be less support and parts availability for 1978 Fiat 131. In addition, the cost of maintenance, including insurance, on 1978 Fiat 131 would be higher. At 1,998 cc (4 cylinders), 1984 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 1984 Daihatsu Rocky (87 HP @ 4600 RPM) has 28 more horse power than 1978 Fiat 131. (59 HP @ 4400 RPM). In normal driving conditions, 1984 Daihatsu Rocky should accelerate faster than 1978 Fiat 131. With that said, vehicle weight also plays an important factor in acceleration. 1984 Daihatsu Rocky weights approximately 170 kg more than 1978 Fiat 131. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1984 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 1978 Fiat 131. In wet, icy, snow, or gravel driving conditions, 1984 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, 1984 Daihatsu Rocky (157 Nm @ 3000 RPM) has 44 more torque (in Nm) than 1978 Fiat 131. (113 Nm @ 2400 RPM). This means 1984 Daihatsu Rocky will have an easier job in driving up hills or pulling heavy equipment than 1978 Fiat 131.
Compare all specifications:
| 1984 Daihatsu Rocky | 1978 Fiat 131 | |
| Make | Daihatsu | Fiat |
| Model | Rocky | 131 |
| Year Released | 1984 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 1998 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 87 HP | 59 HP |
| Engine RPM | 4600 RPM | 4400 RPM |
| Torque | 157 Nm | 113 Nm |
| Torque RPM | 3000 RPM | 2400 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 1350 kg | 1180 kg |
| Vehicle Length | 3780 mm | 4270 mm |
| Vehicle Width | 1590 mm | 1660 mm |
| Vehicle Height | 1850 mm | 1370 mm |
| Wheelbase Size | 2210 mm | 2500 mm |
