2007 Alfa Romeo 147 vs. 2010 Daihatsu Sirion
To start off, 2010 Daihatsu Sirion is newer by 3 year(s). Which means there will be less support and parts availability for 2007 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2007 Alfa Romeo 147 would be higher. At 1,910 cc (4 cylinders), 2007 Alfa Romeo 147 is equipped with a bigger engine. In terms of performance, 2007 Alfa Romeo 147 (148 HP @ 4000 RPM) has 79 more horse power than 2010 Daihatsu Sirion. (69 HP @ 6000 RPM). In normal driving conditions, 2007 Alfa Romeo 147 should accelerate faster than 2010 Daihatsu Sirion.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2007 Alfa Romeo 147 (305 Nm @ 2000 RPM) has 211 more torque (in Nm) than 2010 Daihatsu Sirion. (94 Nm @ 3600 RPM). This means 2007 Alfa Romeo 147 will have an easier job in driving up hills or pulling heavy equipment than 2010 Daihatsu Sirion.
Compare all specifications:
| 2007 Alfa Romeo 147 | 2010 Daihatsu Sirion | |
| Make | Alfa Romeo | Daihatsu |
| Model | 147 | Sirion |
| Year Released | 2007 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 998 cc |
| Engine Cylinders | 4 cylinders | 3 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 69 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 305 Nm | 94 Nm |
| Torque RPM | 2000 RPM | 3600 RPM |
| Engine Bore Size | 82 mm | 71.1 mm |
| Engine Stroke Size | 90.4 mm | 84 mm |
| Engine Compression Ratio | 18.4:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 8.8 seconds | 13.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
