2003 Fiat Siena vs. 2004 Nissan Xterra
To start off, 2004 Nissan Xterra is newer by 1 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 2,393 cc (6 cylinders), 2004 Nissan Xterra is equipped with a bigger engine. In terms of performance, 2004 Nissan Xterra (138 HP @ 3600 RPM) has 69 more horse power than 2003 Fiat Siena. (69 HP @ 4500 RPM) In normal driving conditions, 2004 Nissan Xterra should accelerate faster than 2003 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2004 Nissan Xterra weights approximately 528 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.
Let's talk about torque, 2004 Nissan Xterra (209 Nm) has 81 more torque (in Nm) than 2003 Fiat Siena. (128 Nm). This means 2004 Nissan Xterra will have an easier job in driving up hills or pulling heavy equipment than 2003 Fiat Siena.
Compare all specifications:
| 2003 Fiat Siena | 2004 Nissan Xterra | |
| Make | Fiat | Nissan |
| Model | Siena | Xterra |
| Year Released | 2003 | 2004 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 1747 cc | 2393 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 69 HP | 138 HP |
| Engine RPM | 4500 RPM | 3600 RPM |
| Torque | 128 Nm | 209 Nm |
| Engine Compression Ratio | 20.3:1 | 9.2:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1100 kg | 1628 kg |
| Vehicle Length | 4110 mm | 4530 mm |
| Vehicle Width | 1630 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1880 mm |
| Wheelbase Size | 2380 mm | 2540 mm |
