2006 Alfa Romeo 156 vs. 2003 Proton Impian
To start off, 2006 Alfa Romeo 156 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Proton Impian. In addition, the cost of maintenance, including insurance, on 2003 Proton Impian would be higher. At 2,492 cc (6 cylinders), 2006 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 156 (190 HP @ 6300 RPM) has 89 more horse power than 2003 Proton Impian. (101 HP @ 6000 RPM). In normal driving conditions, 2006 Alfa Romeo 156 should accelerate faster than 2003 Proton Impian. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 410 kg more than 2003 Proton Impian. 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, 2006 Alfa Romeo 156 (218 Nm @ 5000 RPM) has 78 more torque (in Nm) than 2003 Proton Impian. (140 Nm @ 2750 RPM). This means 2006 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton Impian. 2003 Proton Impian has automatic transmission and 2006 Alfa Romeo 156 has manual transmission. 2006 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Proton Impian will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Alfa Romeo 156 | 2003 Proton Impian | |
| Make | Alfa Romeo | Proton |
| Model | 156 | Impian |
| Year Released | 2006 | 2003 |
| Engine Size | 2492 cc | 1584 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 190 HP | 101 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 218 Nm | 140 Nm |
| Torque RPM | 5000 RPM | 2750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1615 kg | 1205 kg |
| Vehicle Length | 4450 mm | 4470 mm |
| Vehicle Width | 1750 mm | 1750 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2600 mm | 2610 mm |
