2003 Alfa Romeo Spider vs. 2012 Daihatsu Sirion
To start off, 2012 Daihatsu Sirion is newer by 9 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo Spider would be higher. At 1,908 cc (4 cylinders), 2003 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo Spider (148 HP @ 6300 RPM) has 79 more horse power than 2012 Daihatsu Sirion. (69 HP @ 6000 RPM). In normal driving conditions, 2003 Alfa Romeo Spider should accelerate faster than 2012 Daihatsu Sirion.
Because 2012 Daihatsu Sirion is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alfa Romeo Spider. In wet, icy, snow, or gravel driving conditions, 2012 Daihatsu Sirion will offer significantly more control. 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, 2003 Alfa Romeo Spider (181 Nm @ 3800 RPM) has 87 more torque (in Nm) than 2012 Daihatsu Sirion. (94 Nm @ 3600 RPM). This means 2003 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 2012 Daihatsu Sirion.
Compare all specifications:
| 2003 Alfa Romeo Spider | 2012 Daihatsu Sirion | |
| Make | Alfa Romeo | Daihatsu |
| Model | Spider | Sirion |
| Year Released | 2003 | 2012 |
| Body Type | Roadster | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1908 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 | 6300 RPM | 6000 RPM |
| Torque | 181 Nm | 94 Nm |
| Torque RPM | 3800 RPM | 3600 RPM |
| Engine Bore Size | 83 mm | 71.1 mm |
| Engine Stroke Size | 91 mm | 84 mm |
| Engine Compression Ratio | 18.5:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 8.4 seconds | 13.9 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
