50 mm f/1.4 AS UMC vs E 50 mm f/1.8 OSS
Samyang
50 mm f/1.4 AS UMC
Sony
E 50 mm f/1.8 OSS
Here we are comparing the Samyang 50 mm f/1.4 AS UMC and the Sony E 50 mm f/1.8 OSS. The Samyang 50 mm f/1.4 AS UMC is a 50mm standard prime lens with a maximum aperture of f/1.4, released in 2014. The Sony E 50 mm f/1.8 OSS is a 50mm telephoto prime lens with a maximum aperture of f/1.8, released in 2011.
There is a 3 years difference between the Sony E 50 mm f/1.8 OSS and the Samyang 50 mm f/1.4 AS UMC — 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 | Fastest Aperture | Lightest Image Stabilization |
|---|---|---|
| Mount | ||
| Sensor Size | Full Frame | APS-C |
| Best For | Portrait Street | Portrait Street |
Price & Availability | ||
| Shop | ||
Optical Specifications | ||
| Focal Length | 50 mm | 50 mm |
| Aperture | f/1.4-22 | f/1.8 |
| Aperture Blades | 8 | 7 |
Features | ||
| Autofocus | Yes | Yes |
| Image Stabilization | No | Yes |
| Weather Sealed | No | No |
Close-up Performance | ||
| Min. Focus Distance | 0.45 m | 0.39 m |
| Max. Magnification | - | - |
Physical Specifications | ||
| Weight | 535 g | 202 g |
| Length | 81.6 mm | 62 mm |
| Diameter | 74.7 mm | 62 mm |
| Filter Thread | 77 mm | 49 mm |
Price & Availability | ||
| Release Year | 2014 | 2011 |
| Shop | ||
Shopping links may contain affiliate codes that support this site at no extra cost to you.
Comparing Samyang 50 mm f/1.4 AS UMC (50 mm, f/1.4-22) and Sony E 50 mm f/1.8 OSS (50 mm, f/1.8).
Sony E 50 mm f/1.8 OSS is the lightest at 202 g, Samyang 50 mm f/1.4 AS UMC weighs 535 g.
Samyang 50 mm f/1.4 AS UMC offers the fastest maximum aperture at f/1.4-22, allowing for better low-light performance and shallower depth of field.
Sony E 50 mm f/1.8 OSS can focus closest at 0.39 m minimum focus distance.
Sony E 50 mm f/1.8 OSS includes image stabilization.
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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