1951 Austin A vs. 1972 McLaren M21
To start off, 1972 McLaren M21 is newer by 21 year(s). Which means there will be less support and parts availability for 1951 Austin A. In addition, the cost of maintenance, including insurance, on 1951 Austin A would be higher. At 1,897 cc (4 cylinders), 1972 McLaren M21 is equipped with a bigger engine. In terms of performance, 1972 McLaren M21 (267 HP @ 10000 RPM) has 238 more horse power than 1951 Austin A. (29 HP @ 4800 RPM) In normal driving conditions, 1972 McLaren M21 should accelerate faster than 1951 Austin A. With that said, vehicle weight also plays an important factor in acceleration. 1951 Austin A weights approximately 220 kg more than 1972 McLaren M21.
Compare all specifications:
| 1951 Austin A | 1972 McLaren M21 | |
| Make | Austin | McLaren |
| Model | A | M21 |
| Year Released | 1951 | 1972 |
| Engine Size | 803 cc | 1897 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 29 HP | 267 HP |
| Engine RPM | 4800 RPM | 10000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 685 kg | 465 kg |
