2003 Fiat Siena vs. 2009 Jeep Commander
To start off, 2009 Jeep Commander is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2003 Fiat Siena would be higher. At 3,701 cc (6 cylinders), 2009 Jeep Commander is equipped with a bigger engine. In terms of performance, 2009 Jeep Commander (210 HP @ 5200 RPM) has 141 more horse power than 2003 Fiat Siena. (69 HP @ 4500 RPM) In normal driving conditions, 2009 Jeep Commander should accelerate faster than 2003 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jeep Commander weights approximately 293 kg more than 2003 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 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 (320 Nm @ 4000 RPM) has 192 more torque (in Nm) than 2003 Fiat Siena. (128 Nm @ 2500 RPM). This means 2009 Jeep Commander will have an easier job in driving up hills or pulling heavy equipment than 2003 Fiat Siena. 2009 Jeep Commander has automatic transmission and 2003 Fiat Siena has manual transmission. 2003 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:
2003 Fiat Siena | 2009 Jeep Commander | |
Make | Fiat | Jeep |
Model | Siena | Commander |
Year Released | 2003 | 2009 |
Body Type | Sedan | SUV |
Engine Position | Front | Front |
Engine Size | 1747 cc | 3701 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | V |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 69 HP | 210 HP |
Engine RPM | 4500 RPM | 5200 RPM |
Torque | 128 Nm | 320 Nm |
Torque RPM | 2500 RPM | 4000 RPM |
Fuel Type | Diesel | Gasoline |
Drive Type | Front | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1100 kg | 1393 kg |
Vehicle Length | 4110 mm | 4790 mm |
Vehicle Width | 1630 mm | 1910 mm |
Vehicle Height | 1470 mm | 1840 mm |
Wheelbase Size | 2380 mm | 2790 mm |