E 20 mm f/2.8 vs C 20 mm f/2 DG DN
Sony
E 20 mm f/2.8
Sigma
C 20 mm f/2 DG DN
Here we are comparing the Sony E 20 mm f/2.8 and the Sigma C 20 mm f/2 DG DN. The Sony E 20 mm f/2.8 is a 20mm wide-angle prime lens with a maximum aperture of f/2.8, released in 2013. The Sigma C 20 mm f/2 DG DN is a 20mm wide-angle prime lens with a maximum aperture of f/2, released in 2022.
There is a 9 years difference between the Sony E 20 mm f/2.8 and the Sigma C 20 mm f/2 DG DN — the newer design may benefit from more recent optical engineering and coatings.
Below you will find a detailed side-by-side comparison of their specifications, features, and key differences.
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| Compare | Lightest | Fastest Aperture |
|---|---|---|
| Mount | ||
| Sensor Size | APS-C | Full Frame |
| Best For | Landscape | Landscape |
Price & Availability | ||
| Shop | ||
Optical Specifications | ||
| Focal Length | 20 mm | 20 mm |
| Aperture | f/2.8 | f/2 |
| Aperture Blades | 7 | 9 |
Features | ||
| Autofocus | Yes | Yes |
| Image Stabilization | No | No |
| Weather Sealed | No | No |
Close-up Performance | ||
| Min. Focus Distance | 0.2 m | 0.22 m |
| Max. Magnification | - | 0.15x |
Physical Specifications | ||
| Weight | 69 g | 370 g |
| Length | 20.4 mm | 70 mm |
| Diameter | 62.6 mm | 74.4 mm |
| Filter Thread | 49 mm | 62 mm |
Price & Availability | ||
| Release Year | 2013 | 2022 |
| Shop | ||
Shopping links may contain affiliate codes that support this site at no extra cost to you.
Comparing Sony E 20 mm f/2.8 (20 mm, f/2.8) and Sigma C 20 mm f/2 DG DN (20 mm, f/2).
Sony E 20 mm f/2.8 is the lightest at 69 g, Sigma C 20 mm f/2 DG DN weighs 370 g.
Sigma C 20 mm f/2 DG DN offers the fastest maximum aperture at f/2, allowing for better low-light performance and shallower depth of field.
Sony E 20 mm f/2.8 can focus closest at 0.2 m minimum focus distance.
Use the detailed comparison table below to see all specifications side-by-side and find the perfect lens for your photography needs.
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