2007 Fiat Siena vs. 2010 Infiniti FX
To start off, 2010 Infiniti FX is newer by 3 year(s). Which means there will be less support and parts availability for 2007 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2007 Fiat Siena would be higher. At 3,496 cc (6 cylinders), 2010 Infiniti FX is equipped with a bigger engine. In terms of performance, 2010 Infiniti FX (303 HP @ 6800 RPM) has 231 more horse power than 2007 Fiat Siena. (72 HP @ 6000 RPM) In normal driving conditions, 2010 Infiniti FX should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2010 Infiniti FX weights approximately 649 kg more than 2007 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Infiniti FX 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 2010 Infiniti FX. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2010 Infiniti FX (355 Nm @ 4800 RPM) has 253 more torque (in Nm) than 2007 Fiat Siena. (102 Nm @ 3250 RPM). This means 2010 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena. 2010 Infiniti FX has automatic transmission and 2007 Fiat Siena has manual transmission. 2007 Fiat Siena will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 Infiniti FX will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Fiat Siena | 2010 Infiniti FX | |
| Make | Fiat | Infiniti |
| Model | Siena | FX |
| Year Released | 2007 | 2010 |
| Body Type | Sedan | Crossover |
| Engine Position | Front | Front |
| Engine Size | 1242 cc | 3496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 72 HP | 303 HP |
| Engine RPM | 6000 RPM | 6800 RPM |
| Torque | 102 Nm | 355 Nm |
| Torque RPM | 3250 RPM | 4800 RPM |
| Engine Bore Size | 70.9 mm | 95.5 mm |
| Engine Stroke Size | 78.9 mm | 81 mm |
| Engine Compression Ratio | 9.1:1 | 10.3:1 |
| Fuel Type | Gasoline | 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 | 1070 kg | 1719 kg |
| Vehicle Length | 3830 mm | 4870 mm |
| Vehicle Width | 1640 mm | 1930 mm |
| Vehicle Height | 1440 mm | 1660 mm |
| Wheelbase Size | 2380 mm | 2890 mm |
| Fuel Consumption Overall | 7.8 L/100km | 12.4 L/100km |
| Fuel Tank Capacity | 54 L | 90 L |
