Samyang 50mm f/1.4 AS UMC vs Zeiss Otus ML 50mm f/1.4

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

Samyang

Pick the Samyang 50mm f/1.4 AS UMC if

You want the lighter lens to carry: 112 g lighter (565 g vs 677 g)

Pick the Zeiss Otus ML 50mm f/1.4 if

Our spec data shows no clear advantage for this lens.

Spec differences

8 differences

Specifications that differ between the Samyang 50mm f/1.4 AS UMC and the Zeiss Otus ML 50mm f/1.4
	Samyang 50mm f/1.4 AS UMC	Zeiss Otus ML 50mm f/1.4
Brand	Samyang	Zeiss
Weight	565 g lighter	677 g
Length	100.7 mm	100 mm
Diameter	81.6 mm	77 mm slimmer
Filter thread	77 mm	67 mm
Min focus distance	0.45 m closer	0.5 m
Max magnification	not listed	0.14×
Optical design	9 elements / 6 groups	14 elements / 11 groups

7 identical specs hidden: mount, type, format, focal length, max aperture, autofocus motor, image stabilization. Show all

Mount: Sony E both
Type: Prime both
Format: Full frame both
Focal length: 50mm both
Max aperture: f/1.4 both
Autofocus motor: Manual focus both
Image stabilization: No both

Our notes

Samyang 50mm f/1.4 AS UMC

Samyang 50mm f/1.4 AS UMC: a fast standard prime lens with a 50mm focal length and a maximum aperture of f/1.4, made for Sony E mount cameras, with aspherical elements. The natural field of view suits street, documentary and everyday photography.

Our notes