2006 Fiat Siena vs. 2005 Nissan Altima
To start off, 2006 Fiat Siena is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Nissan Altima. In addition, the cost of maintenance, including insurance, on 2005 Nissan Altima would be higher. At 2,491 cc (4 cylinders), 2005 Nissan Altima is equipped with a bigger engine. In terms of performance, 2005 Nissan Altima (175 HP @ 3600 RPM) has 75 more horse power than 2006 Fiat Siena. (100 HP @ 5500 RPM) In normal driving conditions, 2005 Nissan Altima should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 375 kg more than 2005 Nissan Altima.
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 Nissan Altima (237 Nm) has 163 more torque (in Nm) than 2006 Fiat Siena. (74 Nm). This means 2005 Nissan Altima will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2006 Fiat Siena | 2005 Nissan Altima | |
| Make | Fiat | Nissan |
| Model | Siena | Altima |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 2491 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 100 HP | 175 HP |
| Engine RPM | 5500 RPM | 3600 RPM |
| Torque | 74 Nm | 237 Nm |
| Engine Compression Ratio | 9.5:1 | 9.5:1 |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1783 kg | 1408 kg |
| Vehicle Length | 3830 mm | 4890 mm |
| Vehicle Width | 1640 mm | 1790 mm |
| Vehicle Height | 1440 mm | 1480 mm |
| Wheelbase Size | 2380 mm | 2860 mm |
| Fuel Tank Capacity | 54 L | 76 L |
