1971 BMW 3 vs. 1970 Mazda 616
To start off, 1971 BMW 3 is newer by 1 year(s). Which means there will be less support and parts availability for 1970 Mazda 616. In addition, the cost of maintenance, including insurance, on 1970 Mazda 616 would be higher. At 2,986 cc (6 cylinders), 1971 BMW 3 is equipped with a bigger engine. In terms of performance, 1971 BMW 3 (180 HP @ 6000 RPM) has 101 more horse power than 1970 Mazda 616. (79 HP @ 5500 RPM). In normal driving conditions, 1971 BMW 3 should accelerate faster than 1970 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 1971 BMW 3 weights approximately 470 kg more than 1970 Mazda 616. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1971 BMW 3 (255 Nm @ 3700 RPM) has 131 more torque (in Nm) than 1970 Mazda 616. (124 Nm @ 3500 RPM). This means 1971 BMW 3 will have an easier job in driving up hills or pulling heavy equipment than 1970 Mazda 616.
Compare all specifications:
| 1971 BMW 3 | 1970 Mazda 616 | |
| Make | BMW | Mazda |
| Model | 3 | 616 |
| Year Released | 1971 | 1970 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2986 cc | 1586 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 180 HP | 79 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 255 Nm | 124 Nm |
| Torque RPM | 3700 RPM | 3500 RPM |
| Engine Bore Size | 89 mm | 78 mm |
| Engine Stroke Size | 80 mm | 83 mm |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1380 kg | 910 kg |
| Vehicle Length | 4740 mm | 4160 mm |
| Vehicle Width | 1700 mm | 1590 mm |
| Vehicle Height | 1370 mm | 1400 mm |
| Wheelbase Size | 2670 mm | 2480 mm |
