2006 BMW 325 vs. 2011 Fiat Siena
To start off, 2011 Fiat Siena is newer by 5 year(s). Which means there will be less support and parts availability for 2006 BMW 325. In addition, the cost of maintenance, including insurance, on 2006 BMW 325 would be higher. At 2,999 cc, 2006 BMW 325 is equipped with a bigger engine. In terms of performance, 2006 BMW 325 (215 HP @ 6250 RPM) has 115 more horse power than 2011 Fiat Siena. (100 HP @ 5500 RPM). In normal driving conditions, 2006 BMW 325 should accelerate faster than 2011 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 325 weights approximately 286 kg more than 2011 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 325 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 BMW 325 (251 Nm @ 2750 RPM) has 177 more torque (in Nm) than 2011 Fiat Siena. (74 Nm @ 5500 RPM). This means 2006 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2011 Fiat Siena.
Compare all specifications:
| 2006 BMW 325 | 2011 Fiat Siena | |
| Make | BMW | Fiat |
| Model | 325 | Siena |
| Year Released | 2006 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2999 cc | 1581 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 100 HP |
| Engine RPM | 6250 RPM | 5500 RPM |
| Torque | 251 Nm | 74 Nm |
| Torque RPM | 2750 RPM | 5500 RPM |
| Engine Bore Size | 85.1 mm | 86.4 mm |
| Engine Stroke Size | 87.9 mm | 67.4 mm |
| Engine Compression Ratio | 10.7:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 209 km/hour | 184 km/hour |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1360 kg | 1074 kg |
| Vehicle Length | 4530 mm | 3550 mm |
| Vehicle Width | 2020 mm | 1640 mm |
| Vehicle Height | 1430 mm | 1440 mm |
| Wheelbase Size | 2770 mm | 2380 mm |
| Fuel Consumption Overall | 10.7 L/100km | 8.2 L/100km |
| Fuel Tank Capacity | 60 L | 54 L |
