1958 Riley One-Point-Five vs. 2001 Proton Impian
To start off, 2001 Proton Impian is newer by 43 year(s). Which means there will be less support and parts availability for 1958 Riley One-Point-Five. In addition, the cost of maintenance, including insurance, on 1958 Riley One-Point-Five 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 39 more horse power than 1958 Riley One-Point-Five. (62 HP @ 4500 RPM) In normal driving conditions, 2001 Proton Impian should accelerate faster than 1958 Riley One-Point-Five. With that said, vehicle weight also plays an important factor in acceleration. 2001 Proton Impian weights approximately 270 kg more than 1958 Riley One-Point-Five. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1958 Riley One-Point-Five is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1958 Riley One-Point-Five. However, in wet, icy, snow, or gravel driving conditions, 2001 Proton Impian, being front wheel drive (FWD), will offer much better control with better grip. 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 28 more torque (in Nm) than 1958 Riley One-Point-Five. (112 Nm @ 3000 RPM). This means 2001 Proton Impian will have an easier job in driving up hills or pulling heavy equipment than 1958 Riley One-Point-Five.
Compare all specifications:
| 1958 Riley One-Point-Five | 2001 Proton Impian | |
| Make | Riley | Proton |
| Model | One-Point-Five | Impian |
| Year Released | 1958 | 2001 |
| Engine Size | 1489 cc | 1583 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 62 HP | 101 HP |
| Engine RPM | 4500 RPM | 6000 RPM |
| Torque | 112 Nm | 140 Nm |
| Torque RPM | 3000 RPM | 2750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Vehicle Weight | 935 kg | 1205 kg |
| Vehicle Length | 3890 mm | 4470 mm |
| Vehicle Width | 1560 mm | 1750 mm |
| Vehicle Height | 1530 mm | 1430 mm |
| Wheelbase Size | 2190 mm | 2610 mm |
