1971 Mazda Cosmo vs. 1971 Rover P5B
To start off, both 1971 Mazda Cosmo and 1971 Rover P5B were released in the same year (1971). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,528 cc (8 cylinders), 1971 Rover P5B is equipped with a bigger engine. In terms of performance, 1971 Rover P5B (158 HP @ 5200 RPM) has 65 more horse power than 1971 Mazda Cosmo. (93 HP @ 7000 RPM) In normal driving conditions, 1971 Rover P5B should accelerate faster than 1971 Mazda Cosmo. With that said, vehicle weight also plays an important factor in acceleration. 1971 Rover P5B weights approximately 640 kg more than 1971 Mazda Cosmo. 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 Rover P5B (296 Nm @ 3000 RPM) has 163 more torque (in Nm) than 1971 Mazda Cosmo. (133 Nm @ 3500 RPM). This means 1971 Rover P5B will have an easier job in driving up hills or pulling heavy equipment than 1971 Mazda Cosmo.
Compare all specifications:
| 1971 Mazda Cosmo | 1971 Rover P5B | |
| Make | Mazda | Rover |
| Model | Cosmo | P5B |
| Year Released | 1971 | 1971 |
| Body Type | Coupe | Coupe |
| Engine Size | 1964 cc | 3528 cc |
| Horse Power | 93 HP | 158 HP |
| Engine RPM | 7000 RPM | 5200 RPM |
| Torque | 133 Nm | 296 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 940 kg | 1580 kg |
| Vehicle Length | 4150 mm | 4750 mm |
| Vehicle Width | 1600 mm | 1790 mm |
| Vehicle Height | 1170 mm | 1480 mm |
| Wheelbase Size | 2210 mm | 2820 mm |
