2007 BMW Z4 vs. 2000 Daihatsu Rocky
To start off, 2007 BMW Z4 is newer by 7 year(s). Which means there will be less support and parts availability for 2000 Daihatsu Rocky. In addition, the cost of maintenance, including insurance, on 2000 Daihatsu Rocky would be higher. At 2,996 cc (6 cylinders), 2007 BMW Z4 is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (335 HP @ 7900 RPM) has 245 more horse power than 2000 Daihatsu Rocky. (90 HP @ 4200 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2000 Daihatsu Rocky. With that said, vehicle weight also plays an important factor in acceleration. 2000 Daihatsu Rocky weights approximately 70 kg more than 2007 BMW Z4.
Because 2000 Daihatsu Rocky is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2000 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, 2007 BMW Z4 (315 Nm @ 2750 RPM) has 133 more torque (in Nm) than 2000 Daihatsu Rocky. (182 Nm @ 2500 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2000 Daihatsu Rocky. 2007 BMW Z4 has automatic transmission and 2000 Daihatsu Rocky has manual transmission. 2000 Daihatsu Rocky will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW Z4 | 2000 Daihatsu Rocky | |
| Make | BMW | Daihatsu |
| Model | Z4 | Rocky |
| Year Released | 2007 | 2000 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2237 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 335 HP | 90 HP |
| Engine RPM | 7900 RPM | 4200 RPM |
| Torque | 315 Nm | 182 Nm |
| Torque RPM | 2750 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1310 kg | 1380 kg |
| Vehicle Length | 4100 mm | 3850 mm |
| Vehicle Width | 1790 mm | 1700 mm |
| Vehicle Height | 1310 mm | 1860 mm |
| Wheelbase Size | 2500 mm | 2540 mm |
