2007 BMW X3 vs. 2003 Fiat Siena
To start off, 2007 BMW X3 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Fiat Siena. In addition, the cost of maintenance, including insurance, on 2003 Fiat Siena would be higher. At 2,494 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (190 HP @ 6000 RPM) has 120 more horse power than 2003 Fiat Siena. (70 HP @ 5750 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2003 Fiat Siena. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 795 kg more than 2003 Fiat Siena. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Fiat Siena. In wet, icy, snow, or gravel driving conditions, 2007 BMW X3 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 BMW X3 (245 Nm @ 3500 RPM) has 150 more torque (in Nm) than 2003 Fiat Siena. (95 Nm @ 4000 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2003 Fiat Siena.
Compare all specifications:
2007 BMW X3 | 2003 Fiat Siena | |
Make | BMW | Fiat |
Model | X3 | Siena |
Year Released | 2007 | 2003 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 2494 cc | 999 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 190 HP | 70 HP |
Engine RPM | 6000 RPM | 5750 RPM |
Torque | 245 Nm | 95 Nm |
Torque RPM | 3500 RPM | 4000 RPM |
Fuel Type | Gasoline - Premium | Gasoline |
Drive Type | 4WD | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 5 doors | 4 doors |
Vehicle Weight | 1815 kg | 1020 kg |
Vehicle Length | 4570 mm | 4110 mm |
Vehicle Width | 1860 mm | 1630 mm |
Vehicle Height | 1680 mm | 1470 mm |
Wheelbase Size | 2800 mm | 2380 mm |