Sony 20mm F2.8 vs Sigma EX 50mm F1.4 DG HSM
This is a full comparison between the lenses Sony 20mm F2.8 and Sigma EX 50mm F1.4 DG HSM.
Compare Specifications
Product |
Sony 20mm F2.8 |
Sigma EX 50mm F1.4 DG HSM |
Name | Sony 20mm F2.8 | Sigma EX 50mm F1.4 DG HSM |
Manufacturer | Sony | Sigma |
SKU | SAL20F28 | |
Release Date and Price |
Sony 20mm F2.8 |
Sigma EX 50mm F1.4 DG HSM |
Release Year | 2006 | 2008 |
Release Date | 2006-06-15 | |
MSRP | N/A | 730 USD |
Buy it today | ||
Lens Type |
Sony 20mm F2.8 |
Sigma EX 50mm F1.4 DG HSM |
Lens Type | Wide Angle Lens | Standard / Normal |
Zoom or Prime | Prime lens (no zoom) | Prime lens (no zoom) |
Mount and Compatibility |
Sony 20mm F2.8 |
Sigma EX 50mm F1.4 DG HSM |
Mount | Sony A | Canon EFNikon F |
Designed for APS-C sensor | No (Suitable for all sensors) | No (Suitable for all sensors) |
Focus |
Sony 20mm F2.8 |
Sigma EX 50mm F1.4 DG HSM |
Autofocus (AF) | Yes | Yes |
Built-in Autofocus (AF) Motor | Yes | Yes |
Motor Type | Screw drive from camera | No information |
Focus Method | No information | No information |
Closest Focusing Distance | 25 cm | 45 cm |
Maximum Magnification | 0,13 | |
Aperture |
Sony 20mm F2.8 |
Sigma EX 50mm F1.4 DG HSM |
Maximum Aperture | F2,8 | F1,4 |
Diaphragm Blades | 7 | No information |
Optics |
Sony 20mm F2.8 |
Sigma EX 50mm F1.4 DG HSM |
Construction | 10 elements / 9 groups | 8 elements / 6 groups |
Special Elements/Coatings | No information | No information |
Focal Length |
Sony 20mm F2.8 |
Sigma EX 50mm F1.4 DG HSM |
Focal Length | 20 mm | 50 mm |
Zoom Range | None (Prime lens) No Zoom available. |
None (Prime lens) No Zoom available. |
Built-in Teleconverter | No | No |
Teleconverter Multiplier | N/A | N/A |
Image Stabilization | No | No |
Image Stabilization CIPA Rating | N/A | N/A |
Physical |
Sony 20mm F2.8 |
Sigma EX 50mm F1.4 DG HSM |
Weather Sealing | No | No |
Diameter | 78 mm | 84 mm |
Length | 54 mm | 68 mm |
Weight | 285 gr | 505 gr |
Other |
Sony 20mm F2.8 |
Sigma EX 50mm F1.4 DG HSM |
Filter Type | Filter Thread | Filter Thread |
Filter Diameter | 72 mm | 77 mm |
Lens Hood | Included | Included |
Lens Hood SKU | SH0013 | LH829-01 310 |
Tripod Collar | N/A | N/A |
Tripod Collar SKU | N/A | N/A |