1958 BMW 501 vs. 1975 Mazda RX 4 Coupe
To start off, 1975 Mazda RX 4 Coupe is newer by 17 year(s). Which means there will be less support and parts availability for 1958 BMW 501. In addition, the cost of maintenance, including insurance, on 1958 BMW 501 would be higher. At 3,168 cc (8 cylinders), 1958 BMW 501 is equipped with a bigger engine. In terms of performance, 1958 BMW 501 (138 HP @ 4800 RPM) has 24 more horse power than 1975 Mazda RX 4 Coupe. (114 HP @ 6000 RPM). In normal driving conditions, 1958 BMW 501 should accelerate faster than 1975 Mazda RX 4 Coupe. With that said, vehicle weight also plays an important factor in acceleration. 1958 BMW 501 weights approximately 295 kg more than 1975 Mazda RX 4 Coupe. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1958 BMW 501 (222 Nm @ 2500 RPM) has 57 more torque (in Nm) than 1975 Mazda RX 4 Coupe. (165 Nm @ 4000 RPM). This means 1958 BMW 501 will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda RX 4 Coupe.
Compare all specifications:
| 1958 BMW 501 | 1975 Mazda RX 4 Coupe | |
| Make | BMW | Mazda |
| Model | 501 | RX 4 Coupe |
| Year Released | 1958 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 3168 cc | 2616 cc |
| Engine Cylinders | 8 cylinders | 2 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 114 HP |
| Engine RPM | 4800 RPM | 6000 RPM |
| Torque | 222 Nm | 165 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1405 kg | 1110 kg |
| Vehicle Length | 4740 mm | 4400 mm |
| Vehicle Width | 1790 mm | 1670 mm |
| Vehicle Height | 1540 mm | 1390 mm |
| Wheelbase Size | 2840 mm | 2520 mm |
