2009 BMW Z4 vs. 1986 Daihatsu Rocky
To start off, 2009 BMW Z4 is newer by 23 year(s). Which means there will be less support and parts availability for 1986 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 1986 Daihatsu Rocky would be higher. At 2,996 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (261 HP @ 6600 RPM) has 174 more horse power than 1986 Daihatsu Rocky. (87 HP @ 4600 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 1986 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW Z4 weights approximately 45 kg more than 1986 Daihatsu Rocky. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1986 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW Z4. In wet, icy, snow, or gravel driving conditions, 1986 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, 2009 BMW Z4 (315 Nm @ 2750 RPM) has 158 more torque (in Nm) than 1986 Daihatsu Rocky. (157 Nm @ 3000 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1986 Daihatsu Rocky.
Compare all specifications:
| 2009 BMW Z4 | 1986 Daihatsu Rocky | |
| Make | BMW | Daihatsu |
| Model | Z4 | Rocky |
| Year Released | 2009 | 1986 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1997 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 261 HP | 87 HP |
| Engine RPM | 6600 RPM | 4600 RPM |
| Torque | 315 Nm | 157 Nm |
| Torque RPM | 2750 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1395 kg | 1350 kg |
| Vehicle Length | 4100 mm | 3780 mm |
| Vehicle Width | 1790 mm | 1590 mm |
| Vehicle Height | 1270 mm | 1850 mm |
| Wheelbase Size | 2500 mm | 2210 mm |
