2005 Fiat Seicento vs. 2006 Fiat Siena
To start off, 2006 Fiat Siena is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Fiat Seicento. In addition, the cost of maintenance, including insurance, on 2005 Fiat Seicento would be higher. At 1,581 cc (4 cylinders), 2006 Fiat Siena is equipped with a bigger engine. In terms of performance, 2006 Fiat Siena (100 HP @ 5500 RPM) has 47 more horse power than 2005 Fiat Seicento. (53 HP @ 2750 RPM) In normal driving conditions, 2006 Fiat Siena should accelerate faster than 2005 Fiat Seicento. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 973 kg more than 2005 Fiat Seicento. 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, 2005 Fiat Seicento (88 Nm) has 14 more torque (in Nm) than 2006 Fiat Siena. (74 Nm). This means 2005 Fiat Seicento will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2005 Fiat Seicento | 2006 Fiat Siena | |
| Make | Fiat | Fiat |
| Model | Seicento | Siena |
| Year Released | 2005 | 2006 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1108 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 53 HP | 100 HP |
| Engine RPM | 2750 RPM | 5500 RPM |
| Torque | 88 Nm | 74 Nm |
| Engine Compression Ratio | 9.6:1 | 9.5:1 |
| Acceleration 0-100mph | 14.5 seconds | 11.1 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 810 kg | 1783 kg |
| Vehicle Length | 3330 mm | 3830 mm |
| Vehicle Width | 1520 mm | 1640 mm |
| Vehicle Height | 1440 mm | 1440 mm |
| Wheelbase Size | 2210 mm | 2380 mm |
| Fuel Consumption Overall | 6.2 L/100km | 8 L/100km |
| Fuel Tank Capacity | 35 L | 54 L |
