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Sony FE 50mm F1.4 GM vs Samyang 50mm f/1.2 AS UMC CS

Both are Sony E prime lenses. Here is what actually differs.

Pick the Sony FE 50mm F1.4 GM if

  • You shoot close-ups: it focuses down to 0.41 m vs 0.5 m
  • You shoot full frame: the Samyang 50mm f/1.2 AS UMC CS is made for APS-C
  • Our notes say it suits: Portraits, street and documentary, hybrid video

Pick the Samyang 50mm f/1.2 AS UMC CS if

  • You need ½ stop more light for low light or background blur (f/1.2 vs f/1.4)
  • You want the lighter lens to carry: 141 g lighter (375 g vs 516 g)
  • You want a compact lens: 74.2 mm vs 96 mm long

Spec differences

12 differences
Specifications that differ between the Sony FE 50mm F1.4 GM and the Samyang 50mm f/1.2 AS UMC CS
Sony FE 50mm F1.4 GM Samyang 50mm f/1.2 AS UMC CS
Brand
Sony
Samyang
Format
Full frame
APS-C
Max aperture
f/1.4
f/1.2 ½ stop faster
Weight
516 g
375 g lighter
Length
96 mm
74.2 mm shorter
Diameter
80.6 mm
not listed
Filter thread
67 mm
62 mm
Min focus distance
0.41 m closer
0.5 m
Max magnification
0.16×
not listed
Optical design
not listed
9 elements / 7 groups
Autofocus motor
not listed
Manual focus
Released
2023
not listed
4 identical specs hidden: mount, type, focal length, image stabilization. Show all
Mount
Sony E both
Type
Prime both
Focal length
50mm both
Image stabilization
No both

Our notes

Sony FE 50mm F1.4 GM

A compact G Master 50mm for E-mount with an f/1.4 aperture and an aperture ring. It weighs about 516 g, lighter than the FE 50mm F1.2 GM.

Pros

  • Sharp from wide open
  • Compact for an f/1.4 GM
  • Aperture ring with de-click

Cons

  • Larger than f/1.8 and f/2.5 options
  • No stabilization in the lens

Our notes

Samyang 50mm f/1.2 AS UMC CS

The Samyang 50mm f/1.2 AS UMC CS is a fast standard prime lens covering 50mm at f/1.2 for Sony E mount cameras, with aspherical elements. The natural field of view suits street, documentary and everyday photography.

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