1984 BMW 323 vs. 1973 BMW 1502
To start off, 1984 BMW 323 is newer by 11 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 2,314 cc (6 cylinders), 1984 BMW 323 is equipped with a bigger engine. In terms of performance, 1984 BMW 323 (148 HP @ 6000 RPM) has 63 more horse power than 1973 BMW 1502. (85 HP @ 5800 RPM). In normal driving conditions, 1984 BMW 323 should accelerate faster than 1973 BMW 1502. With that said, vehicle weight also plays an important factor in acceleration. 1984 BMW 323 weights approximately 160 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, 1984 BMW 323 (205 Nm @ 4000 RPM) has 75 more torque (in Nm) than 1973 BMW 1502. (130 Nm @ 3500 RPM). This means 1984 BMW 323 will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW 1502.
Compare all specifications:
| 1984 BMW 323 | 1973 BMW 1502 | |
| Make | BMW | BMW |
| Model | 323 | 1502 |
| Year Released | 1984 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 2314 cc | 1573 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 85 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 205 Nm | 130 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 80 mm | 84 mm |
| Engine Stroke Size | 76.8 mm | 71 mm |
| Engine Compression Ratio | 9.8:1 | 8.6:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1090 kg | 930 kg |
| Vehicle Length | 4330 mm | 4240 mm |
| Vehicle Width | 1650 mm | 1600 mm |
| Vehicle Height | 1390 mm | 1420 mm |
| Wheelbase Size | 2580 mm | 2510 mm |
