2007 Fiat Siena vs. 2007 Subaru Outback
To start off, both 2007 Fiat Siena and 2007 Subaru Outback were released in the same year (2007). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,457 cc (4 cylinders), 2007 Subaru Outback is equipped with a bigger engine. In terms of performance, 2007 Subaru Outback (163 HP @ 5600 RPM) has 63 more horse power than 2007 Fiat Siena. (100 HP @ 5500 RPM) In normal driving conditions, 2007 Subaru Outback should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2007 Subaru Outback weights approximately 360 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 2007 Subaru Outback is four wheel drive (4WD), it will have significant more traction and grip than 2007 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2007 Subaru Outback 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, 2007 Subaru Outback (226 Nm @ 4400 RPM) has 86 more torque (in Nm) than 2007 Fiat Siena. (140 Nm @ 4000 RPM). This means 2007 Subaru Outback will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena.
Compare all specifications:
| 2007 Fiat Siena | 2007 Subaru Outback | |
| Make | Fiat | Subaru |
| Model | Siena | Outback |
| Year Released | 2007 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 2457 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 100 HP | 163 HP |
| Engine RPM | 5500 RPM | 5600 RPM |
| Torque | 140 Nm | 226 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Compression Ratio | 9.5:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 179 km/hour | 193 km/hour |
| Acceleration 0-100mph | 11.5 seconds | 9.8 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1070 kg | 1430 kg |
| Vehicle Width | 1640 mm | 1780 mm |
| Wheelbase Size | 2380 mm | 2680 mm |
| Fuel Consumption Overall | 8.2 L/100km | 13.5 L/100km |
| Fuel Tank Capacity | 54 L | 64 L |
