2007 Daihatsu Sirion vs. 2010 Daihatsu Copen
To start off, 2010 Daihatsu Copen is newer by 3 year(s). Which means there will be less support and parts availability for 2007 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2007 Daihatsu Sirion would be higher. At 1,298 cc (4 cylinders), 2010 Daihatsu Copen is equipped with a bigger engine. In terms of performance, 2010 Daihatsu Copen (86 HP @ 6000 RPM) has 17 more horse power than 2007 Daihatsu Sirion. (69 HP @ 6000 RPM) In normal driving conditions, 2010 Daihatsu Copen should accelerate faster than 2007 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2007 Daihatsu Sirion weights approximately 44 kg more than 2010 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, 2010 Daihatsu Copen (120 Nm @ 3200 RPM) has 26 more torque (in Nm) than 2007 Daihatsu Sirion. (94 Nm @ 3600 RPM). This means 2010 Daihatsu Copen will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Sirion.
Compare all specifications:
| 2007 Daihatsu Sirion | 2010 Daihatsu Copen | |
| Make | Daihatsu | Daihatsu |
| Model | Sirion | Copen |
| Year Released | 2007 | 2010 |
| Body Type | Hatchback | Roadster |
| Engine Position | Front | Front |
| Engine Size | 998 cc | 1298 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 69 HP | 86 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 94 Nm | 120 Nm |
| Torque RPM | 3600 RPM | 3200 RPM |
| Engine Bore Size | 71 mm | 72 mm |
| Engine Stroke Size | 84 mm | 79.7 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 160 km/hour | 180 km/hour |
| Acceleration 0-100mph | 13.9 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 894 kg | 850 kg |
| Vehicle Length | 3610 mm | 3400 mm |
| Vehicle Width | 1670 mm | 1480 mm |
| Vehicle Height | 1560 mm | 1250 mm |
| Wheelbase Size | 2440 mm | 2230 mm |
| Fuel Consumption Overall | 5 L/100km | 6 L/100km |
| Fuel Tank Capacity | 40 L | 40 L |
