2008 Daihatsu Sirion vs. 2004 Daihatsu Copen
To start off, 2008 Daihatsu Sirion is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Daihatsu Copen. In addition, the cost of maintenance, including insurance, on 2004 Daihatsu Copen would be higher. At 989 cc (3 cylinders), 2008 Daihatsu Sirion is equipped with a bigger engine. In terms of performance, 2004 Daihatsu Copen (67 HP @ 6000 RPM) has 10 more horse power than 2008 Daihatsu Sirion. (57 HP @ 6000 RPM) In normal driving conditions, 2004 Daihatsu Copen should accelerate faster than 2008 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2008 Daihatsu Sirion weights approximately 40 kg more than 2004 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, 2004 Daihatsu Copen (100 Nm @ 3200 RPM) has 12 more torque (in Nm) than 2008 Daihatsu Sirion. (88 Nm @ 3600 RPM). This means 2004 Daihatsu Copen will have an easier job in driving up hills or pulling heavy equipment than 2008 Daihatsu Sirion.
Compare all specifications:
| 2008 Daihatsu Sirion | 2004 Daihatsu Copen | |
| Make | Daihatsu | Daihatsu |
| Model | Sirion | Copen |
| Year Released | 2008 | 2004 |
| Body Type | Hatchback | Roadster |
| Engine Position | Front | Front |
| Engine Size | 989 cc | 659 cc |
| Engine Cylinders | 3 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 57 HP | 67 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 88 Nm | 100 Nm |
| Torque RPM | 3600 RPM | 3200 RPM |
| Engine Bore Size | 72 mm | 61 mm |
| Engine Stroke Size | 81 mm | 56.4 mm |
| Engine Compression Ratio | 10.0:1 | 8.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 145 km/hour | 170 km/hour |
| Acceleration 0-100mph | 15.1 seconds | 12 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 | 890 kg | 850 kg |
| Vehicle Length | 3700 mm | 3400 mm |
| Vehicle Width | 1600 mm | 1480 mm |
| Vehicle Height | 1460 mm | 1250 mm |
| Wheelbase Size | 2350 mm | 2380 mm |
| Fuel Consumption Overall | 5.4 L/100km | 4.8 L/100km |
| Fuel Tank Capacity | 40 L | 43 L |
