1975 BMW 1502 vs. 1998 BMW 325
To start off, 1998 BMW 325 is newer by 23 year(s). Which means there will be less support and parts availability for 1975 BMW 1502. In addition, the cost of maintenance, including insurance, on 1975 BMW 1502 would be higher. At 2,498 cc (6 cylinders), 1998 BMW 325 is equipped with a bigger engine. In terms of performance, 1998 BMW 325 (114 HP @ 4800 RPM) has 41 more horse power than 1975 BMW 1502. (73 HP @ 5800 RPM) In normal driving conditions, 1998 BMW 325 should accelerate faster than 1975 BMW 1502. With that said, vehicle weight also plays an important factor in acceleration. 1998 BMW 325 weights approximately 454 kg more than 1975 BMW 1502. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1998 BMW 325 (220 Nm @ 1900 RPM) has 102 more torque (in Nm) than 1975 BMW 1502. (118 Nm @ 3700 RPM). This means 1998 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 1502.
Compare all specifications:
| 1975 BMW 1502 | 1998 BMW 325 | |
| Make | BMW | BMW |
| Model | 1502 | 325 |
| Year Released | 1975 | 1998 |
| Engine Position | Front | Front |
| Engine Size | 1573 cc | 2498 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 73 HP | 114 HP |
| Engine RPM | 5800 RPM | 4800 RPM |
| Torque | 118 Nm | 220 Nm |
| Torque RPM | 3700 RPM | 1900 RPM |
| Engine Bore Size | 84 mm | 80 mm |
| Engine Stroke Size | 71 mm | 81 mm |
| Engine Compression Ratio | 8.0:1 | 22.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 980 kg | 1434 kg |
| Vehicle Length | 4240 mm | 4490 mm |
| Vehicle Width | 1600 mm | 1750 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2510 mm | 2730 mm |
| Fuel Tank Capacity | 50 L | 63 L |
