2005 Daihatsu Sirion vs. 2008 Alfa Romeo 156
To start off, 2008 Alfa Romeo 156 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Daihatsu Sirion. In addition, the cost of maintenance, including insurance, on 2005 Daihatsu Sirion would be higher. At 1,970 cc (4 cylinders), 2008 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2008 Alfa Romeo 156 (148 HP @ 6300 RPM) has 76 more horse power than 2005 Daihatsu Sirion. (72 HP @ 5200 RPM) In normal driving conditions, 2008 Alfa Romeo 156 should accelerate faster than 2005 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2008 Alfa Romeo 156 weights approximately 435 kg more than 2005 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, 2008 Alfa Romeo 156 (182 Nm @ 3800 RPM) has 80 more torque (in Nm) than 2005 Daihatsu Sirion. (102 Nm @ 3600 RPM). This means 2008 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2005 Daihatsu Sirion. 2008 Alfa Romeo 156 has automatic transmission and 2005 Daihatsu Sirion has manual transmission. 2005 Daihatsu Sirion will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Alfa Romeo 156 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Daihatsu Sirion | 2008 Alfa Romeo 156 | |
| Make | Daihatsu | Alfa Romeo |
| Model | Sirion | 156 |
| Year Released | 2005 | 2008 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1298 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 72 HP | 148 HP |
| Engine RPM | 5200 RPM | 6300 RPM |
| Torque | 102 Nm | 182 Nm |
| Torque RPM | 3600 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 850 kg | 1285 kg |
| Vehicle Length | 3680 mm | 4440 mm |
| Vehicle Width | 1600 mm | 1750 mm |
| Vehicle Height | 1460 mm | 1440 mm |
| Wheelbase Size | 2350 mm | 2600 mm |
