Highlighted rows differ between the two models.
| Specification | Canon EF 50mm f/1.4 USM | Samyang 85mm f/1.4 ASPH IF - Monture Canon EF Fit |
|---|---|---|
| Mount | ||
| Mount | canon-ef | canon-ef |
| Optics | ||
| Focal (difference) | 50 mm | 85 mm |
| Aperture | f/1.4 | f/1.4 |
| Prime | Yes | Yes |
| Stabilization | No | No |
| Build | ||
| Weight (g) (difference) | 290,000 g | — |
Pick Model A if you need a standard 50 mm field of view, lighter weight, or want to spend about 20 % less. Model B stays the better choice if you prefer the tighter 85 mm framing and can accept the extra bulk.