1977 BMW 520 vs. 1980 Mazda 929
To start off, 1980 Mazda 929 is newer by 3 year(s). Which means there will be less support and parts availability for 1977 BMW 520. In addition, the cost of maintenance, including insurance, on 1977 BMW 520 would be higher. At 1,970 cc (4 cylinders), 1980 Mazda 929 is equipped with a bigger engine. In terms of performance, 1977 BMW 520 (134 HP @ 4000 RPM) has 45 more horse power than 1980 Mazda 929. (89 HP @ 4800 RPM). In normal driving conditions, 1977 BMW 520 should accelerate faster than 1980 Mazda 929. With that said, vehicle weight also plays an important factor in acceleration. 1977 BMW 520 weights approximately 413 kg more than 1980 Mazda 929. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1977 BMW 520 (280 Nm @ 1750 RPM) has 120 more torque (in Nm) than 1980 Mazda 929. (160 Nm @ 2500 RPM). This means 1977 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1980 Mazda 929.
Compare all specifications:
| 1977 BMW 520 | 1980 Mazda 929 | |
| Make | BMW | Mazda |
| Model | 520 | 929 |
| Year Released | 1977 | 1980 |
| Engine Position | Front | Front |
| Engine Size | 1951 cc | 1970 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 134 HP | 89 HP |
| Engine RPM | 4000 RPM | 4800 RPM |
| Torque | 280 Nm | 160 Nm |
| Torque RPM | 1750 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 80 mm |
| Engine Stroke Size | 88 mm | 98 mm |
| Engine Compression Ratio | 19.0:1 | 8.6:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1565 kg | 1152 kg |
| Vehicle Length | 4780 mm | 4640 mm |
| Vehicle Width | 1810 mm | 1720 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2840 mm | 2620 mm |
