2004 BMW 325 vs. 2007 Daihatsu Sirion
To start off, 2007 Daihatsu Sirion is newer by 3 year(s). Which means there will be less support and parts availability for 2004 BMW 325. In addition, the cost of maintenance, including insurance, on 2004 BMW 325 would be higher. At 2,494 cc (6 cylinders), 2004 BMW 325 is equipped with a bigger engine. In terms of performance, 2004 BMW 325 (116 HP @ 4800 RPM) has 30 more horse power than 2007 Daihatsu Sirion. (86 HP @ 6000 RPM). In normal driving conditions, 2004 BMW 325 should accelerate faster than 2007 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2004 BMW 325 weights approximately 390 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 2004 BMW 325 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 2004 BMW 325. However, in wet, icy, snow, or gravel driving conditions, 2007 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, 2004 BMW 325 (220 Nm @ 2400 RPM) has 100 more torque (in Nm) than 2007 Daihatsu Sirion. (120 Nm @ 3200 RPM). This means 2004 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Sirion. 2007 Daihatsu Sirion has automatic transmission and 2004 BMW 325 has manual transmission. 2004 BMW 325 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Daihatsu Sirion will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 BMW 325 | 2007 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | 325 | Sirion |
| Year Released | 2004 | 2007 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 116 HP | 86 HP |
| Engine RPM | 4800 RPM | 6000 RPM |
| Torque | 220 Nm | 120 Nm |
| Torque RPM | 2400 RPM | 3200 RPM |
| Engine Bore Size | 80 mm | 72 mm |
| Engine Stroke Size | 83 mm | 79.7 mm |
| Engine Compression Ratio | 22.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 187 km/hour | 175 km/hour |
| Acceleration 0-100mph | 12.3 seconds | 9.9 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1330 kg | 940 kg |
| Vehicle Length | 4330 mm | 3610 mm |
| Vehicle Width | 1650 mm | 1670 mm |
| Vehicle Height | 1390 mm | 1560 mm |
| Wheelbase Size | 2510 mm | 2440 mm |
| Fuel Consumption Overall | 5.7 L/100km | 5.7 L/100km |
| Fuel Tank Capacity | 55 L | 40 L |
