2006 BMW 740 vs. 2007 Fiat Siena
To start off, 2007 Fiat Siena is newer by 1 year(s). Which means there will be less support and parts availability for 2006 BMW 740. In addition, the cost of maintenance, including insurance, on 2006 BMW 740 would be higher. At 3,999 cc (8 cylinders), 2006 BMW 740 is equipped with a bigger engine. In terms of performance, 2006 BMW 740 (302 HP @ 3700 RPM) has 234 more horse power than 2007 Fiat Siena. (68 HP @ 4600 RPM). In normal driving conditions, 2006 BMW 740 should accelerate faster than 2007 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 740 weights approximately 855 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 2006 BMW 740 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2006 BMW 740. However, in wet, icy, snow, or gravel driving conditions, 2007 Fiat Siena, being front wheel drive (FWD), will offer much better control with better grip. 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 740 (390 Nm @ 3700 RPM) has 255 more torque (in Nm) than 2007 Fiat Siena. (135 Nm @ 2500 RPM). This means 2006 BMW 740 will have an easier job in driving up hills or pulling heavy equipment than 2007 Fiat Siena.
Compare all specifications:
| 2006 BMW 740 | 2007 Fiat Siena | |
| Make | BMW | Fiat |
| Model | 740 | Siena |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3999 cc | 1697 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 302 HP | 68 HP |
| Engine RPM | 3700 RPM | 4600 RPM |
| Torque | 390 Nm | 135 Nm |
| Torque RPM | 3700 RPM | 2500 RPM |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 250 km/hour | 160 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 16.3 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1945 kg | 1090 kg |
| Vehicle Length | 5040 mm | 4140 mm |
| Vehicle Width | 1910 mm | 1640 mm |
| Vehicle Height | 1500 mm | 1440 mm |
| Wheelbase Size | 3000 mm | 2380 mm |
| Fuel Consumption Overall | 11.2 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 88 L | 47 L |
