1990 BMW 520 vs. 1970 Mazda 616
To start off, 1990 BMW 520 is newer by 20 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 1,991 cc (6 cylinders), 1990 BMW 520 is equipped with a bigger engine. In terms of performance, 1990 BMW 520 (145 HP @ 5900 RPM) has 66 more horse power than 1970 Mazda 616. (79 HP @ 5500 RPM). In normal driving conditions, 1990 BMW 520 should accelerate faster than 1970 Mazda 616. With that said, vehicle weight also plays an important factor in acceleration. 1990 BMW 520 weights approximately 632 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, 1990 BMW 520 (186 Nm @ 4700 RPM) has 62 more torque (in Nm) than 1970 Mazda 616. (124 Nm @ 3500 RPM). This means 1990 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1970 Mazda 616.
Compare all specifications:
| 1990 BMW 520 | 1970 Mazda 616 | |
| Make | BMW | Mazda |
| Model | 520 | 616 |
| Year Released | 1990 | 1970 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1991 cc | 1586 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 145 HP | 79 HP |
| Engine RPM | 5900 RPM | 5500 RPM |
| Torque | 186 Nm | 124 Nm |
| Torque RPM | 4700 RPM | 3500 RPM |
| Engine Bore Size | 80 mm | 78 mm |
| Engine Stroke Size | 66 mm | 83 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1542 kg | 910 kg |
| Vehicle Length | 4730 mm | 4160 mm |
| Vehicle Width | 1760 mm | 1590 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2770 mm | 2480 mm |
