2007 BMW X3 vs. 2009 Daihatsu Sirion
To start off, 2009 Daihatsu Sirion is newer by 2 year(s). Which means there will be less support and parts availability for 2007 BMW X3. In addition, the cost of maintenance, including insurance, on 2007 BMW X3 would be higher. At 2,993 cc (6 cylinders), 2007 BMW X3 is equipped with a bigger engine. In terms of performance, 2007 BMW X3 (215 HP @ 4000 RPM) has 113 more horse power than 2009 Daihatsu Sirion. (102 HP @ 6000 RPM). In normal driving conditions, 2007 BMW X3 should accelerate faster than 2009 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X3 weights approximately 800 kg more than 2009 Daihatsu Sirion. 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 2009 Daihatsu Sirion. 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 (480 Nm @ 1750 RPM) has 348 more torque (in Nm) than 2009 Daihatsu Sirion. (132 Nm @ 4400 RPM). This means 2007 BMW X3 will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 2007 BMW X3 | 2009 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | X3 | Sirion |
| Year Released | 2007 | 2009 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1494 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 102 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 480 Nm | 132 Nm |
| Torque RPM | 1750 RPM | 4400 RPM |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 205 km/hour | 175 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 10.5 seconds |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1765 kg | 965 kg |
| Vehicle Length | 4570 mm | 3640 mm |
| Vehicle Width | 1680 mm | 1670 mm |
| Vehicle Height | 1860 mm | 1560 mm |
| Wheelbase Size | 2800 mm | 2440 mm |
| Fuel Consumption Overall | 8.6 L/100km | 6.2 L/100km |
| Fuel Tank Capacity | 67 L | 40 L |
