2005 BMW 330 vs. 2007 Daihatsu Sirion
To start off, 2007 Daihatsu Sirion is newer by 2 year(s). Which means there will be less support and parts availability for 2005 BMW 330. In addition, the cost of maintenance, including insurance, on 2005 BMW 330 would be higher. At 2,996 cc (6 cylinders), 2005 BMW 330 is equipped with a bigger engine. In terms of performance, 2005 BMW 330 (228 HP @ 5900 RPM) has 127 more horse power than 2007 Daihatsu Sirion. (101 HP @ 3600 RPM). In normal driving conditions, 2005 BMW 330 should accelerate faster than 2007 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 330 weights approximately 746 kg more than 2007 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 330 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Daihatsu Sirion. In wet, icy, snow, or gravel driving conditions, 2005 BMW 330 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, 2005 BMW 330 (300 Nm @ 3500 RPM) has 160 more torque (in Nm) than 2007 Daihatsu Sirion. (140 Nm @ 4600 RPM). This means 2005 BMW 330 will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Sirion.
Compare all specifications:
| 2005 BMW 330 | 2007 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | 330 | Sirion |
| Year Released | 2005 | 2007 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2996 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 | 101 HP |
| Engine RPM | 5900 RPM | 3600 RPM |
| Torque | 300 Nm | 140 Nm |
| Torque RPM | 3500 RPM | 4600 RPM |
| Engine Bore Size | 84 mm | 72 mm |
| Engine Stroke Size | 89.6 mm | 79.7 mm |
| Engine Compression Ratio | 10.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1686 kg | 940 kg |
| Vehicle Length | 4480 mm | 3610 mm |
| Vehicle Width | 1750 mm | 1560 mm |
| Vehicle Height | 1440 mm | 1670 mm |
| Wheelbase Size | 2730 mm | 2440 mm |
| Fuel Tank Capacity | 63 L | 40 L |
