2005 BMW 325 vs. 2006 Daihatsu Sirion
To start off, 2006 Daihatsu Sirion is newer by 1 year(s). Which means there will be less support and parts availability for 2005 BMW 325. In addition, the cost of maintenance, including insurance, on 2005 BMW 325 would be higher. At 2,491 cc (6 cylinders), 2005 BMW 325 is equipped with a bigger engine. In terms of performance, 2005 BMW 325 (189 HP @ 7400 RPM) has 103 more horse power than 2006 Daihatsu Sirion. (86 HP @ 6000 RPM). In normal driving conditions, 2005 BMW 325 should accelerate faster than 2006 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 325 weights approximately 620 kg more than 2006 Daihatsu Sirion. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 BMW 325 (238 Nm) has 118 more torque (in Nm) than 2006 Daihatsu Sirion. (120 Nm). This means 2005 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 2006 Daihatsu Sirion.
Compare all specifications:
| 2005 BMW 325 | 2006 Daihatsu Sirion | |
| Make | BMW | Daihatsu |
| Model | 325 | Sirion |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2491 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 189 HP | 86 HP |
| Engine RPM | 7400 RPM | 6000 RPM |
| Torque | 238 Nm | 120 Nm |
| Engine Bore Size | 84 mm | 72.1 mm |
| Engine Stroke Size | 75 mm | 79.7 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1525 kg | 905 kg |
| Vehicle Length | 4480 mm | 3400 mm |
| Vehicle Height | 1420 mm | 1250 mm |
| Wheelbase Size | 2730 mm | 2440 mm |
| Fuel Consumption Overall | 9.8 L/100km | 4.8 L/100km |
| Fuel Tank Capacity | 63 L | 40 L |
