2006 Citroen C4 vs. 2011 Fiat Siena
To start off, 2011 Fiat Siena is newer by 5 year(s). Which means there will be less support and parts availability for 2006 Citroen C4. In addition, the cost of maintenance, including insurance, on 2006 Citroen C4 would be higher. At 1,997 cc (4 cylinders), 2006 Citroen C4 is equipped with a bigger engine. In terms of performance, 2011 Fiat Siena (100 HP @ 5500 RPM) has 10 more horse power than 2006 Citroen C4. (90 HP @ 1900 RPM) In normal driving conditions, 2011 Fiat Siena should accelerate faster than 2006 Citroen C4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Citroen C4 weights approximately 301 kg more than 2011 Fiat Siena.
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, 2006 Citroen C4 (205 Nm @ 1900 RPM) has 131 more torque (in Nm) than 2011 Fiat Siena. (74 Nm @ 5500 RPM). This means 2006 Citroen C4 will have an easier job in driving up hills or pulling heavy equipment than 2011 Fiat Siena.
Compare all specifications:
| 2006 Citroen C4 | 2011 Fiat Siena | |
| Make | Citroen | Fiat |
| Model | C4 | Siena |
| Year Released | 2006 | 2011 |
| Body Type | Minivan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1997 cc | 1581 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 90 HP | 100 HP |
| Engine RPM | 1900 RPM | 5500 RPM |
| Torque | 205 Nm | 74 Nm |
| Torque RPM | 1900 RPM | 5500 RPM |
| Engine Bore Size | 85 mm | 86.4 mm |
| Engine Stroke Size | 88 mm | 67.4 mm |
| Engine Compression Ratio | 18.0:1 | 9.5:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 175 km/hour | 184 km/hour |
| Acceleration 0-100mph | 14.5 seconds | 11.5 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1375 kg | 1074 kg |
| Vehicle Length | 4280 mm | 3550 mm |
| Vehicle Width | 1760 mm | 1640 mm |
| Vehicle Height | 1640 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2380 mm |
| Fuel Consumption Overall | 5.5 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 55 L | 54 L |
