2007 Fiat Siena vs. 2005 Peugeot 407
To start off, 2007 Fiat Siena is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Peugeot 407. In addition, the cost of maintenance, including insurance, on 2005 Peugeot 407 would be higher. At 1,997 cc (4 cylinders), 2005 Peugeot 407 is equipped with a bigger engine. In terms of performance, 2005 Peugeot 407 (134 HP @ 4000 RPM) has 62 more horse power than 2007 Fiat Siena. (72 HP @ 6000 RPM) In normal driving conditions, 2005 Peugeot 407 should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2005 Peugeot 407 weights approximately 510 kg more than 2007 Fiat Siena. 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 Peugeot 407 (317 Nm @ 2000 RPM) has 215 more torque (in Nm) than 2007 Fiat Siena. (102 Nm @ 3250 RPM). This means 2005 Peugeot 407 will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena.
Compare all specifications:
| 2007 Fiat Siena | 2005 Peugeot 407 | |
| Make | Fiat | Peugeot |
| Model | Siena | 407 |
| Year Released | 2007 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1242 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 72 HP | 134 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 102 Nm | 317 Nm |
| Torque RPM | 3250 RPM | 2000 RPM |
| Engine Bore Size | 70.9 mm | 85 mm |
| Engine Stroke Size | 78.9 mm | 88 mm |
| Engine Compression Ratio | 9.1:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 13.5 seconds | 9.8 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1070 kg | 1580 kg |
| Vehicle Length | 3830 mm | 4680 mm |
| Vehicle Width | 1640 mm | 1820 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2380 mm | 2710 mm |
| Fuel Consumption Overall | 7.8 L/100km | 6.1 L/100km |
| Fuel Tank Capacity | 54 L | 66 L |
