2003 Fiat Siena vs. 2007 Ford Fusion
To start off, 2007 Ford Fusion is newer by 4 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 1,747 cc (4 cylinders), 2003 Fiat Siena is equipped with a bigger engine. In terms of performance, 2007 Ford Fusion (79 HP @ 5700 RPM) has 10 more horse power than 2003 Fiat Siena. (69 HP @ 4500 RPM) In normal driving conditions, 2007 Ford Fusion should accelerate faster than 2003 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2007 Ford Fusion weights approximately 45 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.
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, 2003 Fiat Siena (128 Nm @ 2500 RPM) has 4 more torque (in Nm) than 2007 Ford Fusion. (124 Nm @ 3500 RPM). This means 2003 Fiat Siena will have an easier job in driving up hills or pulling heavy equipment than 2007 Ford Fusion.
Compare all specifications:
| 2003 Fiat Siena | 2007 Ford Fusion | |
| Make | Fiat | Ford |
| Model | Siena | Fusion |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 1388 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 69 HP | 79 HP |
| Engine RPM | 4500 RPM | 5700 RPM |
| Torque | 128 Nm | 124 Nm |
| Torque RPM | 2500 RPM | 3500 RPM |
| Engine Compression Ratio | 20.3:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1100 kg | 1145 kg |
| Vehicle Length | 4110 mm | 4020 mm |
| Vehicle Width | 1630 mm | 1730 mm |
| Vehicle Height | 1470 mm | 1500 mm |
| Wheelbase Size | 2380 mm | 2490 mm |
