1974 BMW 1502 vs. 1980 BMW M1
To start off, 1980 BMW M1 is newer by 6 year(s). Which means there will be less support and parts availability for 1974 BMW 1502. In addition, the cost of maintenance, including insurance, on 1974 BMW 1502 would be higher. At 3,453 cc (6 cylinders), 1980 BMW M1 is equipped with a bigger engine. In terms of performance, 1980 BMW M1 (273 HP @ 6500 RPM) has 190 more horse power than 1974 BMW 1502. (83 HP @ 5800 RPM) In normal driving conditions, 1980 BMW M1 should accelerate faster than 1974 BMW 1502. With that said, vehicle weight also plays an important factor in acceleration. 1980 BMW M1 weights approximately 486 kg more than 1974 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, 1980 BMW M1 (330 Nm @ 5000 RPM) has 200 more torque (in Nm) than 1974 BMW 1502. (130 Nm @ 3500 RPM). This means 1980 BMW M1 will have an easier job in driving up hills or pulling heavy equipment than 1974 BMW 1502.
Compare all specifications:
| 1974 BMW 1502 | 1980 BMW M1 | |
| Make | BMW | BMW |
| Model | 1502 | M1 |
| Year Released | 1974 | 1980 |
| Engine Position | Front | Middle |
| Engine Size | 1574 cc | 3453 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 83 HP | 273 HP |
| Engine RPM | 5800 RPM | 6500 RPM |
| Torque | 130 Nm | 330 Nm |
| Torque RPM | 3500 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 930 kg | 1416 kg |
| Vehicle Length | 4240 mm | 4370 mm |
| Vehicle Width | 1600 mm | 1830 mm |
| Vehicle Height | 1420 mm | 1150 mm |
| Wheelbase Size | 2510 mm | 2570 mm |
