1952 Alvis TB 21 vs. 1977 Mazda Cosmo
To start off, 1977 Mazda Cosmo is newer by 25 year(s). Which means there will be less support and parts availability for 1952 Alvis TB 21. In addition, the cost of maintenance, including insurance, on 1952 Alvis TB 21 would be higher. At 2,992 cc (6 cylinders), 1952 Alvis TB 21 is equipped with a bigger engine. In terms of performance, 1977 Mazda Cosmo (93 HP @ 5500 RPM) has 2 more horse power than 1952 Alvis TB 21. (91 HP @ 4000 RPM) In normal driving conditions, 1977 Mazda Cosmo should accelerate faster than 1952 Alvis TB 21.
Let's talk about torque, 1952 Alvis TB 21 (204 Nm @ 2200 RPM) has 54 more torque (in Nm) than 1977 Mazda Cosmo. (150 Nm @ 3300 RPM). This means 1952 Alvis TB 21 will have an easier job in driving up hills or pulling heavy equipment than 1977 Mazda Cosmo.
Compare all specifications:
| 1952 Alvis TB 21 | 1977 Mazda Cosmo | |
| Make | Alvis | Mazda |
| Model | TB 21 | Cosmo |
| Year Released | 1952 | 1977 |
| Engine Position | Front | Front |
| Engine Size | 2992 cc | 1769 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 91 HP | 93 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 204 Nm | 150 Nm |
| Torque RPM | 2200 RPM | 3300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Length | 4430 mm | 4480 mm |
| Vehicle Width | 1680 mm | 1690 mm |
| Wheelbase Size | 2750 mm | 2520 mm |
