1947 Fiat 500 vs. 1972 McLaren M21
To start off, 1972 McLaren M21 is newer by 25 year(s). Which means there will be less support and parts availability for 1947 Fiat 500. In addition, the cost of maintenance, including insurance, on 1947 Fiat 500 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 253 more horse power than 1947 Fiat 500. (14 HP @ 4000 RPM) In normal driving conditions, 1972 McLaren M21 should accelerate faster than 1947 Fiat 500. With that said, vehicle weight also plays an important factor in acceleration. 1947 Fiat 500 weights approximately 70 kg more than 1972 McLaren M21.
Compare all specifications:
| 1947 Fiat 500 | 1972 McLaren M21 | |
| Make | Fiat | McLaren |
| Model | 500 | M21 |
| Year Released | 1947 | 1972 |
| Engine Size | 569 cc | 1897 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 14 HP | 267 HP |
| Engine RPM | 4000 RPM | 10000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 535 kg | 465 kg |
