2011 Infiniti M vs. 2003 Proton Impian
To start off, 2011 Infiniti M is newer by 8 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 3,700 cc (6 cylinders), 2011 Infiniti M is equipped with a bigger engine. In terms of performance, 2011 Infiniti M (330 HP @ 7000 RPM) has 229 more horse power than 2003 Proton Impian. (101 HP @ 6000 RPM). In normal driving conditions, 2011 Infiniti M should accelerate faster than 2003 Proton Impian. With that said, vehicle weight also plays an important factor in acceleration. 2011 Infiniti M weights approximately 638 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.
Because 2011 Infiniti M is all wheel drive (AWD), it will have significant more traction and grip than 2003 Proton Impian. In wet, icy, snow, or gravel driving conditions, 2011 Infiniti M 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, 2011 Infiniti M (366 Nm @ 5200 RPM) has 226 more torque (in Nm) than 2003 Proton Impian. (140 Nm @ 2750 RPM). This means 2011 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton Impian.
Compare all specifications:
| 2011 Infiniti M | 2003 Proton Impian | |
| Make | Infiniti | Proton |
| Model | M | Impian |
| Year Released | 2011 | 2003 |
| Engine Size | 3700 cc | 1584 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 330 HP | 101 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 366 Nm | 140 Nm |
| Torque RPM | 5200 RPM | 2750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | AWD | Front |
| Transmission Type | Automatic | Automatic |
| Vehicle Weight | 1843 kg | 1205 kg |
| Vehicle Length | 4945 mm | 4470 mm |
| Vehicle Width | 1844 mm | 1750 mm |
| Vehicle Height | 1514 mm | 1430 mm |
| Wheelbase Size | 2901 mm | 2610 mm |
