2009 BMW 128 vs. 2009 Daihatsu Sirion
To start off, both 2009 BMW 128 and 2009 Daihatsu Sirion were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,996 cc (6 cylinders), 2009 BMW 128 is equipped with a bigger engine. In terms of performance, 2009 BMW 128 (231 HP @ 6500 RPM) has 129 more horse power than 2009 Daihatsu Sirion. (102 HP @ 6000 RPM). In normal driving conditions, 2009 BMW 128 should accelerate faster than 2009 Daihatsu Sirion.
Because 2009 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 2009 BMW 128. In wet, icy, snow, or gravel driving conditions, 2009 Daihatsu Sirion 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 128 (271 Nm @ 2750 RPM) has 139 more torque (in Nm) than 2009 Daihatsu Sirion. (132 Nm @ 4400 RPM). This means 2009 BMW 128 will have an easier job in driving up hills or pulling heavy equipment than 2009 Daihatsu Sirion.
Compare all specifications:
| 2009 BMW 128 | 2009 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | 128 | Sirion |
| Year Released | 2009 | 2009 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 1495 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 231 HP | 102 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 271 Nm | 132 Nm |
| Torque RPM | 2750 RPM | 4400 RPM |
| Engine Bore Size | 84 mm | 72 mm |
| Engine Stroke Size | 90 mm | 91.8 mm |
| Engine Compression Ratio | 16.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4370 mm | 3640 mm |
| Vehicle Width | 1750 mm | 1670 mm |
| Vehicle Height | 1420 mm | 1560 mm |
| Wheelbase Size | 2670 mm | 2440 mm |
| Fuel Consumption Overall | 11.2 L/100km | 6.2 L/100km |
| Fuel Tank Capacity | 53 L | 40 L |
