2009 Daihatsu Copen vs. 2011 BMW Z4
To start off, 2011 BMW Z4 is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Daihatsu Copen. In addition, the cost of maintenance, including insurance, on 2009 Daihatsu Copen would be higher. At 3,000 cc (6 cylinders), 2011 BMW Z4 is equipped with a bigger engine. In terms of performance, 2011 BMW Z4 (335 HP @ 5900 RPM) has 268 more horse power than 2009 Daihatsu Copen. (67 HP @ 6000 RPM) In normal driving conditions, 2011 BMW Z4 should accelerate faster than 2009 Daihatsu Copen. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW Z4 weights approximately 705 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 2011 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 2011 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, 2011 BMW Z4 (450 Nm @ 1500 RPM) has 349 more torque (in Nm) than 2009 Daihatsu Copen. (101 Nm @ 3200 RPM). This means 2011 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Copen. 2011 BMW Z4 has automatic transmission and 2009 Daihatsu Copen has manual transmission. 2009 Daihatsu Copen will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Daihatsu Copen | 2011 BMW Z4 | |
| Make | Daihatsu | BMW |
| Model | Copen | Z4 |
| Year Released | 2009 | 2011 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 659 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 67 HP | 335 HP |
| Engine RPM | 6000 RPM | 5900 RPM |
| Torque | 101 Nm | 450 Nm |
| Torque RPM | 3200 RPM | 1500 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 7-speed automated manual |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 905 kg | 1610 kg |
| Vehicle Length | 3400 mm | 4242 mm |
| Vehicle Width | 1480 mm | 1791 mm |
| Vehicle Height | 1250 mm | 1285 mm |
| Wheelbase Size | 2230 mm | 2497 mm |
| Fuel Tank Capacity | 40 L | 55 L |
