Minolta AF 50mm f/1.7 vs Sigma 50mm f/1.4 DG HSM Art
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Sigma 50mm f/1.4 DG HSM Art 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 605g.
| Spec | AF 50mm f/1.7 | 50mm f/1.4 DG HSM Art |
|---|---|---|
| Brand | Minolta | Sigma |
| Mount | Sony A | Sony A |
| Type | Prime | Prime |
| Focal length | 50mm | 50mm |
| Max aperture | f/50.0 | f/1.4 (faster) |
| Released | 1985 | n/a |
| Blades | 7 | 9 |
| Format | full-frame | full-frame |
| Groups | 5 | 8 |
| Af motor | screw-drive | HSM |
| Elements | 6 | 13 |
| Weight g | 210 (lighter) | 815 |
| Filter mm | 49 | 77 |
| Length mm | 38.0 | n/a |
| Min focus m | 0.45 | 0.4 (closer focusing) |
| Max magnification | 0.15 | 0.18 |
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
Sigma 50mm f/1.4 DG HSM Art
A very sharp 50mm f/1.4 for full-frame DSLRs, weighing about 815 g with 77mm filters. It focuses as close as 0.4 m.
Pros
- Sharp at f/1.4
- HSM autofocus
- Close focus of 0.4 m
- 9-bladed aperture
Cons
- Heavy at about 815 g
- Large for a 50mm
- No stabilization