Minolta AF 50mm f/1.7 vs Sony 50mm f/1.4 (SAL50F14)
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Sony 50mm f/1.4 (SAL50F14) is faster by 10.3 stops (f/1.4 vs f/50.0), letting in more light.
- Minolta AF 50mm f/1.7 is lighter by 10g.
- Sony 50mm f/1.4 (SAL50F14) is the newer design (2006 vs 1985).
| Spec | AF 50mm f/1.7 | 50mm f/1.4 (SAL50F14) |
|---|---|---|
| Brand | Minolta | Sony |
| Mount | Sony A | Sony A |
| Type | Prime | Prime |
| Focal length | 50mm | 50mm |
| Max aperture | f/50.0 | f/1.4 (faster) |
| Released | 1985 | 2006 |
| Blades | 7 | 7 |
| Format | full-frame | full-frame |
| Groups | 5 | 6 |
| Af motor | screw-drive | screw-drive |
| Elements | 6 | 7 |
| Weight g | 210 (lighter) | 220 |
| Filter mm | 49 | 55 |
| Length mm | 38.0 | 38.0 |
| Min focus m | 0.45 | 0.45 |
| Max magnification | 0.15 | 0.15 |
Minolta AF 50mm f/1.7
Minolta's original AF 50mm f/1.7, a light screw-drive lens for the A-mount. It weighs about 210 g and takes 49mm filters.
Pros
- Light at 210 g
- f/1.7 aperture
- 49mm filters
Cons
- Slow screw-drive AF
- Soft wide open
Sony 50mm f/1.4 (SAL50F14)
Sony 50mm f/1.4 (SAL50F14): a fast standard prime lens with a 50mm focal length and a maximum aperture of f/1.4, made for Sony A mount cameras. The natural field of view suits street, documentary and everyday photography.