2005 BMW Z4 vs. 2009 Daihatsu Copen
To start off, 2009 Daihatsu Copen is newer by 4 year(s). Which means there will be less support and parts availability for 2005 BMW Z4. In addition, the cost of maintenance, including insurance, on 2005 BMW Z4 would be higher. At 1,995 cc (4 cylinders), 2005 BMW Z4 is equipped with a bigger engine. In terms of performance, 2005 BMW Z4 (141 HP @ 6200 RPM) has 55 more horse power than 2009 Daihatsu Copen. (86 HP @ 6000 RPM). In normal driving conditions, 2005 BMW Z4 should accelerate faster than 2009 Daihatsu Copen. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW Z4 weights approximately 475 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 2005 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 2005 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, 2005 BMW Z4 (200 Nm @ 3600 RPM) has 80 more torque (in Nm) than 2009 Daihatsu Copen. (120 Nm @ 3200 RPM). This means 2005 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Copen.
Compare all specifications:
| 2005 BMW Z4 | 2009 Daihatsu Copen | |
| Make | BMW | Daihatsu |
| Model | Z4 | Copen |
| Year Released | 2005 | 2009 |
| Body Type | Convertible | Roadster |
| Engine Position | Front | Front |
| Engine Size | 1995 cc | 1298 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 141 HP | 86 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 200 Nm | 120 Nm |
| Torque RPM | 3600 RPM | 3200 RPM |
| Engine Bore Size | 84 mm | 72 mm |
| Engine Stroke Size | 90 mm | 79.7 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 220 km/hour | 180 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 9.8 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 | 1325 kg | 850 kg |
| Vehicle Length | 4100 mm | 3400 mm |
| Vehicle Width | 1790 mm | 1480 mm |
| Vehicle Height | 1310 mm | 1250 mm |
| Wheelbase Size | 2500 mm | 2230 mm |
| Fuel Consumption Overall | 7.7 L/100km | 6 L/100km |
| Fuel Tank Capacity | 55 L | 40 L |
