1973 BMW 1502 vs. 2001 Proton Impian
To start off, 2001 Proton Impian is newer by 28 year(s). Which means there will be less support and parts availability for 1973 BMW 1502. In addition, the cost of maintenance, including insurance, on 1973 BMW 1502 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 16 more horse power than 1973 BMW 1502. (85 HP @ 5800 RPM) In normal driving conditions, 2001 Proton Impian should accelerate faster than 1973 BMW 1502. With that said, vehicle weight also plays an important factor in acceleration. 2001 Proton Impian weights approximately 275 kg more than 1973 BMW 1502. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2001 Proton Impian (140 Nm @ 2750 RPM) has 10 more torque (in Nm) than 1973 BMW 1502. (130 Nm @ 3500 RPM). This means 2001 Proton Impian will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW 1502.
Compare all specifications:
| 1973 BMW 1502 | 2001 Proton Impian | |
| Make | BMW | Proton |
| Model | 1502 | Impian |
| Year Released | 1973 | 2001 |
| Engine Size | 1573 cc | 1583 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 85 HP | 101 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 130 Nm | 140 Nm |
| Torque RPM | 3500 RPM | 2750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 930 kg | 1205 kg |
| Vehicle Length | 4240 mm | 4470 mm |
| Vehicle Width | 1600 mm | 1750 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2510 mm | 2610 mm |
