2007 Fiat Siena vs. 2010 BMW 325
To start off, 2010 BMW 325 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 2,494 cc (6 cylinders), 2010 BMW 325 is equipped with a bigger engine. In terms of performance, 2010 BMW 325 (215 HP @ 6100 RPM) has 115 more horse power than 2007 Fiat Siena. (100 HP @ 5500 RPM) In normal driving conditions, 2010 BMW 325 should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW 325 weights approximately 545 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 BMW 325 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, 2010 BMW 325 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, 2010 BMW 325 (270 Nm @ 2400 RPM) has 130 more torque (in Nm) than 2007 Fiat Siena. (140 Nm @ 4000 RPM). This means 2010 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena.
Compare all specifications:
| 2007 Fiat Siena | 2010 BMW 325 | |
| Make | Fiat | BMW |
| Model | Siena | 325 |
| Year Released | 2007 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1581 cc | 2494 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 100 HP | 215 HP |
| Engine RPM | 5500 RPM | 6100 RPM |
| Torque | 140 Nm | 270 Nm |
| Torque RPM | 4000 RPM | 2400 RPM |
| Engine Compression Ratio | 9.5:1 | 12.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 179 km/hour | 244 km/hour |
| Acceleration 0-100mph | 11.5 seconds | 7.3 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1070 kg | 1615 kg |
| Vehicle Width | 1640 mm | 1820 mm |
| Wheelbase Size | 2380 mm | 2770 mm |
| Fuel Consumption Overall | 8.2 L/100km | 7.9 L/100km |
| Fuel Tank Capacity | 54 L | 63 L |
