Cine 21 mm T1.5 vs 21 mm f/1.4 ED AS UMC CS
Irix
Cine 21 mm T1.5
Samyang
21 mm f/1.4 ED AS UMC CS
Here we are comparing the Irix Cine 21 mm T1.5 and the Samyang 21 mm f/1.4 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 f/1.4 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 f/1.4 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.
Shopping links may contain affiliate codes that support this site at no extra cost to you.
| Compare | Lightest Fastest Aperture | |
|---|---|---|
| Mount | ||
| Sensor Size | MFT | APS-C |
| Best For | Landscape | Landscape Budget |
Price & Availability | ||
| Shop | ||
Optical Specifications | ||
| Focal Length | 21 mm | 21 mm |
| Aperture | f/1.5 | f/1.4-22 |
| Aperture Blades | 11 | 9 |
Features | ||
| Autofocus | No | No |
| 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 | 275 g |
| Length | 95 mm | 66.4 mm |
| Diameter | 129 mm | 64.3 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 f/1.4 ED AS UMC CS (21 mm, f/1.4-22).
Samyang 21 mm f/1.4 ED AS UMC CS is the lightest at 275 g, Irix Cine 21 mm T1.5 weighs 1229 g.
Samyang 21 mm f/1.4 ED AS UMC CS offers the fastest maximum aperture at f/1.4-22, allowing for better low-light performance and shallower depth of field.
Samyang 21 mm f/1.4 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.
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 Nikon Z lenses optimized for Landscape Photography
Explore all curated lens recommendations by mount and photography type
