1981 BMW 518 vs. 1985 Daihatsu Rocky
To start off, 1985 Daihatsu Rocky is newer by 4 year(s). Which means there will be less support and parts availability for 1981 BMW 518. In addition, the cost of maintenance, including insurance, on 1981 BMW 518 would be higher. At 2,765 cc (4 cylinders), 1985 Daihatsu Rocky is equipped with a bigger engine. In terms of performance, 1981 BMW 518 (90 HP @ 5500 RPM) has 18 more horse power than 1985 Daihatsu Rocky. (72 HP @ 3600 RPM). In normal driving conditions, 1981 BMW 518 should accelerate faster than 1985 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 1985 Daihatsu Rocky weights approximately 420 kg more than 1981 BMW 518.
Because 1985 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 1981 BMW 518. In wet, icy, snow, or gravel driving conditions, 1985 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, 1985 Daihatsu Rocky (171 Nm @ 2200 RPM) has 31 more torque (in Nm) than 1981 BMW 518. (140 Nm @ 4000 RPM). This means 1985 Daihatsu Rocky will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 518.
Compare all specifications:
1981 BMW 518 | 1985 Daihatsu Rocky | |
Make | BMW | Daihatsu |
Model | 518 | Rocky |
Year Released | 1981 | 1985 |
Body Type | Sedan | SUV |
Engine Position | Front | Front |
Engine Size | 1766 cc | 2765 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 90 HP | 72 HP |
Engine RPM | 5500 RPM | 3600 RPM |
Torque | 140 Nm | 171 Nm |
Torque RPM | 4000 RPM | 2200 RPM |
Drive Type | Rear | 4WD |
Number of Doors | 4 doors | 2 doors |
Vehicle Weight | 1140 kg | 1560 kg |
Vehicle Length | 4630 mm | 4110 mm |
Vehicle Width | 1710 mm | 1590 mm |
Vehicle Height | 1430 mm | 1920 mm |
Wheelbase Size | 2630 mm | 2540 mm |