2009 BMW 535 vs. 2006 Fiat Siena
To start off, 2009 BMW 535 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2006 Fiat Siena would be higher. At 2,979 cc (6 cylinders), 2009 BMW 535 is equipped with a bigger engine. In terms of performance, 2009 BMW 535 (300 HP @ 5800 RPM) has 199 more horse power than 2006 Fiat Siena. (101 HP @ 5500 RPM). In normal driving conditions, 2009 BMW 535 should accelerate faster than 2006 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 Fiat Siena weights approximately 268 kg more than 2009 BMW 535.
Because 2009 BMW 535 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2009 BMW 535 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, 2009 BMW 535 (407 Nm @ 1400 RPM) has 267 more torque (in Nm) than 2006 Fiat Siena. (140 Nm @ 4000 RPM). This means 2009 BMW 535 will have an easier job in driving up hills or pulling heavy equipment than 2006 Fiat Siena.
Compare all specifications:
| 2009 BMW 535 | 2006 Fiat Siena | |
| Make | BMW | Fiat |
| Model | 535 | Siena |
| Year Released | 2009 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1581 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 300 HP | 101 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 407 Nm | 140 Nm |
| Torque RPM | 1400 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 86.4 mm |
| Engine Stroke Size | 89.6 mm | 67.4 mm |
| Engine Compression Ratio | 12.0:1 | 9.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1515 kg | 1783 kg |
| Vehicle Length | 4860 mm | 3830 mm |
| Vehicle Width | 1850 mm | 1640 mm |
| Vehicle Height | 1500 mm | 1440 mm |
| Wheelbase Size | 2890 mm | 2380 mm |
| Fuel Consumption Overall | 13.1 L/100km | 8 L/100km |
| Fuel Tank Capacity | 70 L | 54 L |
