2003 Daihatsu Copen vs. 1999 Fiat Siena
To start off, 2003 Daihatsu Copen is newer by 4 year(s). Which means there will be less support and parts availability for 1999 Fiat Siena. In addition, the cost of maintenance, including insurance, on 1999 Fiat Siena would be higher. At 1,910 cc, 1999 Fiat Siena is equipped with a bigger engine. In terms of performance, 2003 Daihatsu Copen (86 HP @ 6000 RPM) has 35 more horse power than 1999 Fiat Siena. (51 HP @ 4000 RPM). In normal driving conditions, 2003 Daihatsu Copen should accelerate faster than 1999 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 1999 Fiat Siena weights approximately 440 kg more than 2003 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, 1999 Fiat Siena (200 Nm) has 80 more torque (in Nm) than 2003 Daihatsu Copen. (120 Nm). This means 1999 Fiat Siena will have an easier job in driving up hills or pulling heavy equipment than 2003 Daihatsu Copen.
Compare all specifications:
| 2003 Daihatsu Copen | 1999 Fiat Siena | |
| Make | Daihatsu | Fiat |
| Model | Copen | Siena |
| Year Released | 2003 | 1999 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1910 cc |
| Horse Power | 86 HP | 51 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 120 Nm | 200 Nm |
| Drive Type | Front | Front |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 860 kg | 1300 kg |
