1978 BMW 520 vs. 1978 Mazda Cosmo
To start off, both 1978 BMW 520 and 1978 Mazda Cosmo were released in the same year (1978). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 1,951 cc (4 cylinders), 1978 BMW 520 is equipped with a bigger engine. In terms of performance, 1978 BMW 520 (135 HP @ 4000 RPM) has 42 more horse power than 1978 Mazda Cosmo. (93 HP @ 5500 RPM). In normal driving conditions, 1978 BMW 520 should accelerate faster than 1978 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 1978 BMW 520 weights approximately 578 kg more than 1978 Mazda Cosmo. 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, 1978 BMW 520 (280 Nm @ 1750 RPM) has 130 more torque (in Nm) than 1978 Mazda Cosmo. (150 Nm @ 3300 RPM). This means 1978 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1978 Mazda Cosmo.
Compare all specifications:
| 1978 BMW 520 | 1978 Mazda Cosmo | |
| Make | BMW | Mazda |
| Model | 520 | Cosmo |
| Year Released | 1978 | 1978 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1951 cc | 1769 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 135 HP | 93 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 280 Nm | 150 Nm |
| Torque RPM | 1750 RPM | 3300 RPM |
| Engine Bore Size | 84 mm | 80 mm |
| Engine Stroke Size | 88 mm | 88 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1670 kg | 1092 kg |
| Vehicle Length | 4810 mm | 4480 mm |
| Vehicle Width | 1810 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1340 mm |
| Wheelbase Size | 2770 mm | 2520 mm |
| Fuel Tank Capacity | 70 L | 65 L |
