2007 Daihatsu Sirion vs. 2001 Proton Impian
To start off, 2007 Daihatsu Sirion is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Proton Impian. In addition, the cost of maintenance, including insurance, on 2001 Proton Impian would be higher. At 1,583 cc (4 cylinders), 2001 Proton Impian is equipped with a bigger engine. In terms of performance, 2001 Proton Impian (101 HP @ 6000 RPM) has 15 more horse power than 2007 Daihatsu Sirion. (86 HP @ 6000 RPM) In normal driving conditions, 2001 Proton Impian should accelerate faster than 2007 Daihatsu Sirion. With that said, vehicle weight also plays an important factor in acceleration. 2001 Proton Impian weights approximately 265 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, 2001 Proton Impian (140 Nm @ 2750 RPM) has 19 more torque (in Nm) than 2007 Daihatsu Sirion. (121 Nm @ 3200 RPM). This means 2001 Proton Impian will have an easier job in driving up hills or pulling heavy equipment than 2007 Daihatsu Sirion. 2007 Daihatsu Sirion has automatic transmission and 2001 Proton Impian has manual transmission. 2001 Proton Impian 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:
| 2007 Daihatsu Sirion | 2001 Proton Impian | |
| Make | Daihatsu | Proton |
| Model | Sirion | Impian |
| Year Released | 2007 | 2001 |
| Engine Size | 1298 cc | 1583 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 86 HP | 101 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 121 Nm | 140 Nm |
| Torque RPM | 3200 RPM | 2750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 940 kg | 1205 kg |
| Vehicle Length | 3610 mm | 4470 mm |
| Vehicle Width | 1560 mm | 1750 mm |
| Vehicle Height | 1670 mm | 1430 mm |
| Wheelbase Size | 2440 mm | 2610 mm |
