1975 BMW 520 vs. 1984 Daihatsu Rocky
To start off, 1984 Daihatsu Rocky is newer by 9 year(s). Which means there will be less support and parts availability for 1975 BMW 520. In addition, the cost of maintenance, including insurance, on 1975 BMW 520 would be higher. At 2,764 cc (4 cylinders), 1984 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 1975 BMW 520 (123 HP @ 5700 RPM) has 51 more horse power than 1984 Daihatsu Rocky. (72 HP @ 3600 RPM). In normal driving conditions, 1975 BMW 520 should accelerate faster than 1984 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 1984 Daihatsu Rocky weights approximately 185 kg more than 1975 BMW 520.
Because 1984 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 1975 BMW 520. 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, 1975 BMW 520 (172 Nm @ 4350 RPM) has 2 more torque (in Nm) than 1984 Daihatsu Rocky. (170 Nm @ 2200 RPM). This means 1975 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1984 Daihatsu Rocky.
Compare all specifications:
| 1975 BMW 520 | 1984 Daihatsu Rocky | |
| Make | BMW | Daihatsu |
| Model | 520 | Rocky |
| Year Released | 1975 | 1984 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 2764 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 72 HP |
| Engine RPM | 5700 RPM | 3600 RPM |
| Torque | 172 Nm | 170 Nm |
| Torque RPM | 4350 RPM | 2200 RPM |
| Drive Type | Rear | 4WD |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1295 kg | 1480 kg |
| Vehicle Length | 4630 mm | 3780 mm |
| Vehicle Width | 1700 mm | 1590 mm |
| Vehicle Height | 1430 mm | 1850 mm |
| Wheelbase Size | 2640 mm | 2210 mm |
