Sigma A 20 mm f/1.4 DG HSM vs Samyang 20 mm T1.9 ED AS UMC
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| Compare | Fastest Aperture | Lightest |
|---|---|---|
| Mount | ||
| Sensor Size | Full Frame | Full Frame |
| Best For | Landscape | Landscape |
Optical Specifications | ||
| Focal Length | 20 mm | 20 mm |
| Aperture | f/1.4 | f/1.8 |
| Aperture Blades | 9 | 7 |
Features | ||
| Autofocus | Yes | Yes |
| Image Stabilization | No | No |
| Weather Sealed | No | No |
Close-up Performance | ||
| Min. Focus Distance | 0.27 m | 0.2 m |
| Max. Magnification | - | - |
Physical Specifications | ||
| Weight | 950 g | 508 g |
| Length | 90.7 mm | 88.4 mm |
| Diameter | 129.75 mm | 83 mm |
| Filter Thread | - | 77 mm |
Price & Availability | ||
| Release Year | 2015 | 2016 |
| Shop | ||
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Comparing Sigma A 20 mm f/1.4 DG HSM (20 mm, f/1.4) and Samyang 20 mm T1.9 ED AS UMC (20 mm, f/1.8).
Samyang 20 mm T1.9 ED AS UMC is the lightest at 508 g, Sigma A 20 mm f/1.4 DG HSM weighs 950 g.
Sigma A 20 mm f/1.4 DG HSM offers the fastest maximum aperture at f/1.4, allowing for better low-light performance and shallower depth of field.
Samyang 20 mm T1.9 ED AS UMC 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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