2005 Daihatsu Copen vs. 2012 Daihatsu Sirion
To start off, 2012 Daihatsu Sirion is newer by 7 year(s). Which means there will be less support and parts availability for 2005 Daihatsu Copen. In addition, the cost of maintenance, including insurance, on 2005 Daihatsu Copen would be higher. At 998 cc (3 cylinders), 2012 Daihatsu Sirion is equipped with a bigger engine. In terms of performance, 2012 Daihatsu Sirion (69 HP @ 6000 RPM) has 2 more horse power than 2005 Daihatsu Copen. (67 HP @ 6000 RPM) In normal driving conditions, 2012 Daihatsu Sirion should accelerate faster than 2005 Daihatsu Copen.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 Daihatsu Copen (102 Nm @ 3200 RPM) has 8 more torque (in Nm) than 2012 Daihatsu Sirion. (94 Nm @ 3600 RPM). This means 2005 Daihatsu Copen will have an easier job in driving up hills or pulling heavy equipment than 2012 Daihatsu Sirion.
Compare all specifications:
| 2005 Daihatsu Copen | 2012 Daihatsu Sirion | |
| Make | Daihatsu | Daihatsu |
| Model | Copen | Sirion |
| Year Released | 2005 | 2012 |
| Body Type | Roadster | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 657 cc | 998 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 67 HP | 69 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 102 Nm | 94 Nm |
| Torque RPM | 3200 RPM | 3600 RPM |
| Engine Bore Size | 61 mm | 71.1 mm |
| Engine Stroke Size | 56.4 mm | 84 mm |
| Engine Compression Ratio | 8.0:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Acceleration 0-100mph | 11.7 seconds | 13.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
