Sony Carl Zeiss Planar T* 50mm F1.4 ZA SSM vs Sigma 24mm 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
- Sony Carl Zeiss Planar T* 50mm F1.4 ZA SSM is lighter by 147g.
- Sigma 24mm f/1.4 DG HSM Art goes wider (24mm vs 50mm).
- Sony Carl Zeiss Planar T* 50mm F1.4 ZA SSM reaches further (50mm vs 24mm).
| Spec | Carl Zeiss Planar T* 50mm F1.4 ZA SSM | 24mm f/1.4 DG HSM Art |
|---|---|---|
| Brand | Sony | Sigma |
| Mount | Sony A | Sony A |
| Type | Prime | Prime |
| Focal length | 50mm | 24mm (wider) |
| Max aperture | f/1.4 | f/1.4 |
| Released | 2013 | n/a |
| Blades | 9 | 9 |
| Format | full-frame | full-frame |
| Groups | 5 | 11 |
| Af motor | SSM | HSM |
| Elements | 8 | 15 |
| Weight g | 518 (lighter) | 665 |
| Filter mm | 72 | 77 |
| Length mm | 71.5 | 90.2 |
| Min focus m | 0.45 | 0.25 (closer focusing) |
| Weather sealed | Yes | n/a |
| Max magnification | 0.14 | 0.19 |
| Diameter mm | n/a | 85.0 |
Sony Carl Zeiss Planar T* 50mm F1.4 ZA SSM
A Zeiss-designed 50mm f/1.4 for A-mount with a ring-type SSM autofocus motor. It is listed in its specifications as dust and moisture resistant and takes 72mm filters.
Pros
- Fast f/1.4 aperture
- SSM autofocus with manual override
- Dust and moisture resistant build
- 9-bladed aperture
Cons
- Large and heavy for a 50mm at about 518 g
- Large and heavy compared with a 50mm f/1.8
Sigma 24mm f/1.4 DG HSM Art
A fast wide-angle prime for full-frame DSLRs weighing about 665 g, with 77mm filters and a minimum focus distance of 0.25 m.
Pros
- f/1.4 aperture
- Close focus of 0.25 m
- HSM autofocus
- Moderate weight at 665 g
Cons
- Corners soften wide open
- Large for a 24mm