Cine 21 mm T1.5 vs 21 mm T1.5 ED AS UMC CS
Irix
Cine 21 mm T1.5
Samyang
21 mm T1.5 ED AS UMC CS
Here we are comparing the Irix Cine 21 mm T1.5 and the Samyang 21 mm T1.5 ED AS UMC CS. The Irix Cine 21 mm T1.5 is a 21mm wide-angle prime lens with a maximum aperture of f/1.5, released in 2022. The Samyang 21 mm T1.5 ED AS UMC CS is a 21mm wide-angle prime lens with a maximum aperture of f/1.4, released in 2015.
There is a 7 years difference between the Samyang 21 mm T1.5 ED AS UMC CS and the Irix Cine 21 mm T1.5 — 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 | MFT | MFT |
| Best For | Landscape | Landscape |
Price & Availability | ||
| Shop | ||
Optical Specifications | ||
| Focal Length | 21 mm | 21 mm |
| Aperture | f/1.5 | f/1.4 |
| Aperture Blades | 11 | 9 |
Features | ||
| Autofocus | No | Yes |
| Image Stabilization | No | No |
| Weather Sealed | No | No |
Close-up Performance | ||
| Min. Focus Distance | 0.3 m | 0.28 m |
| Max. Magnification | 0.08x | - |
Physical Specifications | ||
| Weight | 1229 g | 300 g |
| Length | 95 mm | 66.4 mm |
| Diameter | 129 mm | 73.6 mm |
| Filter Thread | - | 58 mm |
Price & Availability | ||
| Release Year | 2022 | 2015 |
| Shop | ||
Shopping links may contain affiliate codes that support this site at no extra cost to you.
Comparing Irix Cine 21 mm T1.5 (21 mm, f/1.5) and Samyang 21 mm T1.5 ED AS UMC CS (21 mm, f/1.4).
Samyang 21 mm T1.5 ED AS UMC CS is the lightest at 300 g, Irix Cine 21 mm T1.5 weighs 1229 g.
Samyang 21 mm T1.5 ED AS UMC CS offers the fastest maximum aperture at f/1.4, allowing for better low-light performance and shallower depth of field.
Samyang 21 mm T1.5 ED AS UMC CS can focus closest at 0.28 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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