2009 BMW 525 vs. 2008 Daihatsu Sirion
To start off, 2009 BMW 525 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2008 Daihatsu Sirion would be higher. At 2,497 cc (6 cylinders), 2009 BMW 525 is equipped with a bigger engine. In terms of performance, 2009 BMW 525 (215 HP @ 6500 RPM) has 114 more horse power than 2008 Daihatsu Sirion. (101 HP @ 7000 RPM). In normal driving conditions, 2009 BMW 525 should accelerate faster than 2008 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 525 weights approximately 745 kg more than 2008 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 BMW 525 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Daihatsu Sirion. In wet, icy, snow, or gravel driving conditions, 2009 BMW 525 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 525 (250 Nm @ 2750 RPM) has 130 more torque (in Nm) than 2008 Daihatsu Sirion. (120 Nm @ 4400 RPM). This means 2009 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2008 Daihatsu Sirion. 2008 Daihatsu Sirion has automatic transmission and 2009 BMW 525 has manual transmission. 2009 BMW 525 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Daihatsu Sirion will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW 525 | 2008 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | 525 | Sirion |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 101 HP |
| Engine RPM | 6500 RPM | 7000 RPM |
| Torque | 250 Nm | 120 Nm |
| Torque RPM | 2750 RPM | 4400 RPM |
| Engine Bore Size | 78.8 mm | 72 mm |
| Engine Stroke Size | 82 mm | 79.7 mm |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 237 km/hour | 190 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 10.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1565 kg | 820 kg |
| Vehicle Length | 4850 mm | 3700 mm |
| Vehicle Width | 1850 mm | 1600 mm |
| Vehicle Height | 1470 mm | 1460 mm |
| Wheelbase Size | 2890 mm | 2350 mm |
| Fuel Consumption Overall | 9.6 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 70 L | 40 L |
