2008 Fiat Siena vs. 2009 Jeep Commander
To start off, 2009 Jeep Commander is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2008 Fiat Siena would be higher. At 4,701 cc (8 cylinders), 2009 Jeep Commander is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jeep Commander weights approximately 308 kg more than 2008 Fiat Siena.
Because 2009 Jeep Commander is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Jeep Commander. However, in wet, icy, snow, or gravel driving conditions, 2008 Fiat Siena, being front wheel drive (FWD), will offer much better control with better grip. 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, 2009 Jeep Commander (453 Nm @ 3950 RPM) has 318 more torque (in Nm) than 2008 Fiat Siena. (135 Nm @ 2500 RPM). This means 2009 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 2008 Fiat Siena. 2009 Jeep Commander has automatic transmission and 2008 Fiat Siena has manual transmission. 2008 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Jeep Commander will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Fiat Siena | 2009 Jeep Commander | |
| Make | Fiat | Jeep |
| Model | Siena | Commander |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1697 cc | 4701 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 0 HP | 305 HP |
| Torque | 135 Nm | 453 Nm |
| Torque RPM | 2500 RPM | 3950 RPM |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 7 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1090 kg | 1398 kg |
| Vehicle Length | 4140 mm | 4790 mm |
| Vehicle Width | 1640 mm | 1910 mm |
| Vehicle Height | 1440 mm | 1840 mm |
| Wheelbase Size | 2380 mm | 2790 mm |
| Fuel Consumption Overall | 6.9 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 47 L | 80 L |
