2009 Alfa Romeo Spider vs. 2007 Daihatsu Sirion
To start off, 2009 Alfa Romeo Spider is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2007 Daihatsu Sirion would be higher. At 3,179 cc (6 cylinders), 2009 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 2009 Alfa Romeo Spider (237 HP @ 6200 RPM) has 151 more horse power than 2007 Daihatsu Sirion. (86 HP @ 6000 RPM). In normal driving conditions, 2009 Alfa Romeo Spider should accelerate faster than 2007 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2009 Alfa Romeo Spider weights approximately 608 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.
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, 2009 Alfa Romeo Spider (289 Nm @ 4800 RPM) has 168 more torque (in Nm) than 2007 Daihatsu Sirion. (121 Nm @ 3200 RPM). This means 2009 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Sirion. 2007 Daihatsu Sirion has automatic transmission and 2009 Alfa Romeo Spider has manual transmission. 2009 Alfa Romeo Spider 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:
| 2009 Alfa Romeo Spider | 2007 Daihatsu Sirion | |
| Make | Alfa Romeo | Daihatsu |
| Model | Spider | Sirion |
| Year Released | 2009 | 2007 |
| Body Type | Roadster | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 1298 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 237 HP | 86 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 289 Nm | 121 Nm |
| Torque RPM | 4800 RPM | 3200 RPM |
| Engine Bore Size | 93 mm | 72 mm |
| Engine Stroke Size | 78 mm | 79.7 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 242 km/hour | 175 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1548 kg | 940 kg |
| Vehicle Length | 4310 mm | 3610 mm |
| Vehicle Width | 1780 mm | 1560 mm |
| Vehicle Height | 1320 mm | 1670 mm |
| Wheelbase Size | 2550 mm | 2440 mm |
| Fuel Consumption Overall | 13.2 L/100km | 4.8 L/100km |
| Fuel Tank Capacity | 70 L | 40 L |
