2005 Daihatsu Copen vs. 2007 Saab 05-Sep
To start off, 2007 Saab 05-Sep is newer by 2 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 2,958 cc (6 cylinders), 2007 Saab 05-Sep is equipped with a bigger engine. In terms of performance, 2007 Saab 05-Sep (174 HP @ 4000 RPM) has 107 more horse power than 2005 Daihatsu Copen. (67 HP @ 6000 RPM) In normal driving conditions, 2007 Saab 05-Sep should accelerate faster than 2005 Daihatsu Copen. With that said, vehicle weight also plays an important factor in acceleration. 2007 Saab 05-Sep weights approximately 765 kg more than 2005 Daihatsu Copen. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2007 Saab 05-Sep (350 Nm @ 1800 RPM) has 248 more torque (in Nm) than 2005 Daihatsu Copen. (102 Nm @ 3200 RPM). This means 2007 Saab 05-Sep will have an easier job in driving up hills or pulling heavy equipment than 2005 Daihatsu Copen.
Compare all specifications:
| 2005 Daihatsu Copen | 2007 Saab 05-Sep | |
| Make | Daihatsu | Saab |
| Model | Copen | 05-Sep |
| Year Released | 2005 | 2007 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 657 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 67 HP | 174 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 102 Nm | 350 Nm |
| Torque RPM | 3200 RPM | 1800 RPM |
| Engine Bore Size | 61 mm | 87.6 mm |
| Engine Stroke Size | 56.4 mm | 82 mm |
| Engine Compression Ratio | 8.0:1 | 18.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 11.7 seconds | 9.3 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 905 kg | 1670 kg |
| Vehicle Length | 3400 mm | 4830 mm |
| Vehicle Width | 1480 mm | 1800 mm |
| Vehicle Height | 1250 mm | 1460 mm |
| Wheelbase Size | 2340 mm | 2710 mm |
| Fuel Tank Capacity | 40 L | 75 L |
