Pentax SMC Pentax-D FA 50mm f/2.8 Macro 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 2 stops (f/1.4 vs f/2.8), letting in more light.
- Pentax SMC Pentax-D FA 50mm f/2.8 Macro is lighter by 550g.
| Spec | SMC Pentax-D FA 50mm f/2.8 Macro | 50mm f/1.4 DG HSM Art |
|---|---|---|
| Brand | Pentax | Sigma |
| Mount | Pentax K | Pentax K |
| Type | Macro | Prime |
| Focal length | 50mm | 50mm |
| Max aperture | f/2.8 | f/1.4 (faster) |
| Released | 2004 | n/a |
| Blades | 8 | 9 |
| Format | full-frame | full-frame |
| Groups | 7 | 8 |
| Af motor | screw-drive | HSM |
| Elements | 8 | 13 |
| Weight g | 265 (lighter) | 815 |
| Filter mm | 49 | 77 |
| Length mm | 60.0 | n/a |
| Diameter mm | 67.5 | n/a |
| Max magnification | 1.0 | 0.18 |
| Min focus m | n/a | 0.4 |
Pentax SMC Pentax-D FA 50mm f/2.8 Macro
A compact full-frame 50mm macro for Pentax, weighing about 265 g and reaching 1:1. It has a 49mm filter thread.
Pros
- True 1:1
- Light at about 265 g
- Sharp
- Compact
Cons
- Short working distance
- No lens stabilization
- Screw-drive autofocus
Sigma 50mm f/1.4 DG HSM Art
This 50mm f/1.4 full-frame fast standard prime lens from Sigma fits Pentax K mount cameras, from the Sigma Art line with Hyper Sonic Motor autofocus. A wide-aperture standard prime from Sigma's Art line.