1973 BMW 525 vs. 2003 Proton 300
To start off, 2003 Proton 300 is newer by 30 year(s). Which means there will be less support and parts availability for 1973 BMW 525. In addition, the cost of maintenance, including insurance, on 1973 BMW 525 would be higher. At 2,494 cc (6 cylinders), 1973 BMW 525 is equipped with a bigger engine. In terms of performance, 1973 BMW 525 (143 HP @ 6000 RPM) has 68 more horse power than 2003 Proton 300. (75 HP @ 6000 RPM). In normal driving conditions, 1973 BMW 525 should accelerate faster than 2003 Proton 300. With that said, vehicle weight also plays an important factor in acceleration. 1973 BMW 525 weights approximately 345 kg more than 2003 Proton 300. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1973 BMW 525 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 1973 BMW 525. However, in wet, icy, snow, or gravel driving conditions, 2003 Proton 300, 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, 1973 BMW 525 (208 Nm @ 4000 RPM) has 100 more torque (in Nm) than 2003 Proton 300. (108 Nm @ 3000 RPM). This means 1973 BMW 525 will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton 300.
Compare all specifications:
| 1973 BMW 525 | 2003 Proton 300 | |
| Make | BMW | Proton |
| Model | 525 | 300 |
| Year Released | 1973 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 1299 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 143 HP | 75 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 208 Nm | 108 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1380 kg | 1035 kg |
| Vehicle Length | 4630 mm | 4000 mm |
| Vehicle Width | 1700 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2640 mm | 2450 mm |
