2005 Fiat Siena vs. 2006 Mercury Mariner
To start off, 2006 Mercury Mariner is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2005 Fiat Siena would be higher. At 2,262 cc (4 cylinders), 2006 Mercury Mariner is equipped with a bigger engine. In terms of performance, 2006 Mercury Mariner (153 HP @ 5800 RPM) has 83 more horse power than 2005 Fiat Siena. (70 HP @ 5750 RPM) In normal driving conditions, 2006 Mercury Mariner should accelerate faster than 2005 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercury Mariner weights approximately 905 kg more than 2005 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Mercury Mariner is four wheel drive (4WD), it will have significant more traction and grip than 2005 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2006 Mercury Mariner will offer significantly more control. 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, 2006 Mercury Mariner (206 Nm @ 4250 RPM) has 111 more torque (in Nm) than 2005 Fiat Siena. (95 Nm @ 4000 RPM). This means 2006 Mercury Mariner will have an easier job in driving up hills or pulling heavy equipment than 2005 Fiat Siena.
Compare all specifications:
| 2005 Fiat Siena | 2006 Mercury Mariner | |
| Make | Fiat | Mercury |
| Model | Siena | Mariner |
| Year Released | 2005 | 2006 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 999 cc | 2262 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 70 HP | 153 HP |
| Engine RPM | 5750 RPM | 5800 RPM |
| Torque | 95 Nm | 206 Nm |
| Torque RPM | 4000 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1020 kg | 1925 kg |
| Vehicle Length | 4110 mm | 4450 mm |
| Vehicle Width | 1630 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1780 mm |
| Wheelbase Size | 2380 mm | 2630 mm |
