2007 BMW Z4 vs. 2009 Daihatsu Copen
To start off, 2009 Daihatsu Copen is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW Z4. In addition, the cost of maintenance, including insurance, on 2007 BMW Z4 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 (255 HP @ 6600 RPM) has 188 more horse power than 2009 Daihatsu Copen. (67 HP @ 6000 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2009 Daihatsu Copen. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Z4 weights approximately 493 kg more than 2009 Daihatsu Copen. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW Z4 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2007 BMW Z4. However, in wet, icy, snow, or gravel driving conditions, 2009 Daihatsu Copen, being front wheel drive (FWD), will offer much better control with better grip. 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 (298 Nm @ 2750 RPM) has 197 more torque (in Nm) than 2009 Daihatsu Copen. (101 Nm @ 3200 RPM). This means 2007 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Copen.
Compare all specifications:
| 2007 BMW Z4 | 2009 Daihatsu Copen | |
| Make | BMW | Daihatsu |
| Model | Z4 | Copen |
| Year Released | 2007 | 2009 |
| Body Type | Convertible | Roadster |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 659 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 67 HP |
| Engine RPM | 6600 RPM | 6000 RPM |
| Torque | 298 Nm | 101 Nm |
| Torque RPM | 2750 RPM | 3200 RPM |
| Engine Bore Size | 85 mm | 61 mm |
| Engine Stroke Size | 88 mm | 56.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 170 km/hour |
| Acceleration 0-100mph | 5.9 seconds | 11.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1398 kg | 905 kg |
| Vehicle Length | 4100 mm | 3400 mm |
| Vehicle Width | 1790 mm | 1480 mm |
| Vehicle Height | 1300 mm | 1250 mm |
| Wheelbase Size | 2500 mm | 2230 mm |
| Fuel Consumption Overall | 9.8 L/100km | 6.2 L/100km |
| Fuel Tank Capacity | 55 L | 40 L |
