2009 BMW 525 vs. 1999 Daihatsu Sirion
To start off, 2009 BMW 525 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 1999 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 162 more horse power than 1999 Daihatsu Sirion. (53 HP @ 5200 RPM). In normal driving conditions, 2009 BMW 525 should accelerate faster than 1999 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2009 BMW 525 weights approximately 876 kg more than 1999 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 rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 1999 Daihatsu Sirion, being front wheel drive (FWD), will offer much better control with better grip. 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 162 more torque (in Nm) than 1999 Daihatsu Sirion. (88 Nm @ 3600 RPM). This means 2009 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 1999 Daihatsu Sirion.
Compare all specifications:
| 2009 BMW 525 | 1999 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | 525 | Sirion |
| Year Released | 2009 | 1999 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 989 cc |
| Engine Cylinders | 6 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 215 HP | 53 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 250 Nm | 88 Nm |
| Torque RPM | 2750 RPM | 3600 RPM |
| Engine Bore Size | 78.8 mm | 71.9 mm |
| Engine Stroke Size | 82 mm | 81 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1686 kg | 810 kg |
| Vehicle Length | 4850 mm | 3680 mm |
| Vehicle Width | 1850 mm | 1600 mm |
| Vehicle Height | 1500 mm | 1460 mm |
| Wheelbase Size | 2840 mm | 2350 mm |
| Fuel Tank Capacity | 70 L | 37 L |
