Comparison of Canon EF 50 mm variants- Ef 50mm f 1.2 , f 1.4 and f 1.8II
| Canon EF 50mm f/1.2L USM | Canon EF 50mm f/1.4 USM | Canon EF 50mm f/1.8 II | |
| L series | L | no | no |
| Maximum aperture | f 1.2 | f 1.4 | f 1.8 |
| Minimum aperture | f16 | f 22 | f 22 |
| Minimum focusing distance | 1.5' (45 cm) | 1.5' (45 cm) | 1.5' (45 cm) |
| Magnification | .15x | .15x | .15x |
| Max reproduction ratio | 1:6.6 | 1:6.6 | 1:6.6 |
| Groups/ Elements | 6/8 | 6/7 | 5/6 |
| Diaphragm blades | 8 | 8 | 5 |
| Filter thread | 72 mm | 58mm | 52mm |
| Weight | 590g / 1.30 lb | 290g / 10.23 oz | 130g / 4.6 oz |