2008 Daihatsu Sirion vs. 2013 BMW 3 Series
To start off, 2013 BMW 3 Series is newer by 5 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 2,979 cc (6 cylinders), 2013 BMW 3 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 3 Series (296 HP @ 5900 RPM) has 195 more horse power than 2008 Daihatsu Sirion. (101 HP @ 3600 RPM) In normal driving conditions, 2013 BMW 3 Series should accelerate faster than 2008 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 3 Series weights approximately 680 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 2013 BMW 3 Series 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 2013 BMW 3 Series. However, in wet, icy, snow, or gravel driving conditions, 2008 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, 2013 BMW 3 Series (450 Nm @ 1500 RPM) has 310 more torque (in Nm) than 2008 Daihatsu Sirion. (140 Nm @ 4600 RPM). This means 2013 BMW 3 Series will have an easier job in driving up hills or pulling heavy equipment than 2008 Daihatsu Sirion.
Compare all specifications:
| 2008 Daihatsu Sirion | 2013 BMW 3 Series | |
| Make | Daihatsu | BMW |
| Model | Sirion | 3 Series |
| Year Released | 2008 | 2013 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 101 HP | 296 HP |
| Engine RPM | 3600 RPM | 5900 RPM |
| Torque | 140 Nm | 450 Nm |
| Torque RPM | 4600 RPM | 1500 RPM |
| Engine Bore Size | 72 mm | 84 mm |
| Engine Stroke Size | 79.7 mm | 89 mm |
| Engine Compression Ratio | 10.0:1 | 10.2 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 6-speed manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 940 kg | 1620 kg |
| Vehicle Length | 3610 mm | 4620 mm |
| Vehicle Width | 1560 mm | 1961 mm |
| Vehicle Height | 1670 mm | 1375 mm |
| Wheelbase Size | 2440 mm | 2760 mm |
| Fuel Tank Capacity | 40 L | 61 L |
