Xeen 20 mm T1.9 vs C 20 mm f/2 DG DN
Samyang
Xeen 20 mm T1.9
Sigma
C 20 mm f/2 DG DN
Here we are comparing the Samyang Xeen 20 mm T1.9 and the Sigma C 20 mm f/2 DG DN. The Samyang Xeen 20 mm T1.9 is a 20mm wide-angle prime lens with a maximum aperture of f/1.9, released in 2017. 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 5 years difference between the Samyang Xeen 20 mm T1.9 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.
Shopping links may contain affiliate codes that support this site at no extra cost to you.
| Compare | Fastest Aperture | Lightest |
|---|---|---|
| Mount | ||
| Sensor Size | Full Frame | Full Frame |
| Best For | Landscape | Landscape Budget |
Price & Availability | ||
| Shop | ||
Optical Specifications | ||
| Focal Length | 20 mm | 20 mm |
| Aperture | f/1.9 | f/2 |
| Aperture Blades | 11 | 9 |
Features | ||
| Autofocus | No | 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 | 1010 g | 370 g |
| Length | 117.6 mm | 70 mm |
| Diameter | 95.3 mm | 74.4 mm |
| Filter Thread | - | 62 mm |
Price & Availability | ||
| Release Year | 2017 | 2022 |
| Shop | ||
Shopping links may contain affiliate codes that support this site at no extra cost to you.
Comparing Samyang Xeen 20 mm T1.9 (20 mm, f/1.9) and Sigma C 20 mm f/2 DG DN (20 mm, f/2).
Sigma C 20 mm f/2 DG DN is the lightest at 370 g, Samyang Xeen 20 mm T1.9 weighs 1010 g.
Samyang Xeen 20 mm T1.9 offers the fastest maximum aperture at f/1.9, allowing for better low-light performance and shallower depth of field.
Samyang Xeen 20 mm T1.9 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.
Discover the best lenses for your camera mount and photography style
Top-rated Micro Four Thirds lenses optimized for Landscape Photography
Top-rated Sony E lenses optimized for Landscape Photography
Top-rated Sony FE lenses optimized for Landscape Photography
Explore all curated lens recommendations by mount and photography type
