1975 Mazda Cosmo vs. 1957 Morris Isis
To start off, 1975 Mazda Cosmo is newer by 18 year(s). Which means there will be less support and parts availability for 1957 Morris Isis. In addition, the cost of maintenance, including insurance, on 1957 Morris Isis would be higher. At 2,639 cc (6 cylinders), 1957 Morris Isis is equipped with a bigger engine. In terms of performance, 1975 Mazda Cosmo (102 HP @ 5300 RPM) has 17 more horse power than 1957 Morris Isis. (85 HP @ 4250 RPM). In normal driving conditions, 1975 Mazda Cosmo should accelerate faster than 1957 Morris Isis. With that said, vehicle weight also plays an important factor in acceleration. 1957 Morris Isis weights approximately 200 kg more than 1975 Mazda Cosmo.
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, 1957 Morris Isis (169 Nm @ 2000 RPM) has 2 more torque (in Nm) than 1975 Mazda Cosmo. (167 Nm @ 3000 RPM). This means 1957 Morris Isis will have an easier job in driving up hills or pulling heavy equipment than 1975 Mazda Cosmo.
Compare all specifications:
| 1975 Mazda Cosmo | 1957 Morris Isis | |
| Make | Mazda | Morris |
| Model | Cosmo | Isis |
| Year Released | 1975 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2639 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 102 HP | 85 HP |
| Engine RPM | 5300 RPM | 4250 RPM |
| Torque | 167 Nm | 169 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Bore Size | 80 mm | 79.4 mm |
| Engine Stroke Size | 98 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1115 kg | 1315 kg |
| Vehicle Length | 4480 mm | 4530 mm |
| Vehicle Width | 1690 mm | 1660 mm |
| Vehicle Height | 1340 mm | 1620 mm |
| Wheelbase Size | 2520 mm | 2470 mm |
