2009 BMW X3 vs. 2006 Daihatsu Sirion
To start off, 2009 BMW X3 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2006 Daihatsu Sirion would be higher. At 2,979 cc (6 cylinders), 2009 BMW X3 is equipped with a bigger engine. In terms of performance, 2009 BMW X3 (228 HP @ 5900 RPM) has 142 more horse power than 2006 Daihatsu Sirion. (86 HP @ 6000 RPM). In normal driving conditions, 2009 BMW X3 should accelerate faster than 2006 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW X3 weights approximately 1006 kg more than 2006 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW X3 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Daihatsu Sirion. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 BMW X3 (300 Nm @ 3500 RPM) has 179 more torque (in Nm) than 2006 Daihatsu Sirion. (121 Nm @ 3200 RPM). This means 2009 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2006 Daihatsu Sirion.
Compare all specifications:
| 2009 BMW X3 | 2006 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | X3 | Sirion |
| Year Released | 2009 | 2006 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 228 HP | 86 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 300 Nm | 121 Nm |
| Torque RPM | 3500 RPM | 3200 RPM |
| Engine Bore Size | 84 mm | 72 mm |
| Engine Stroke Size | 89.6 mm | 79.7 mm |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 210 km/hour | 180 km/hour |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1836 kg | 830 kg |
| Vehicle Length | 4570 mm | 3400 mm |
| Vehicle Height | 1680 mm | 1250 mm |
| Wheelbase Size | 2800 mm | 2440 mm |
| Fuel Consumption Overall | 11.4 L/100km | 7.8 L/100km |
| Fuel Tank Capacity | 67 L | 40 L |
