Compare Samyang 50mm F1.2 AS UMC CS vs Samyang MF 14mm F2.8 MK2 vs Nikon 20mm F1.8G
Construction
Aperture Blades
9 blades, Circular blades
9 blades
7 blades, Rounded blades
Colors
Black
Black
Form Factor
Short Telephoto Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
APS-C
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Distance scale
Lens Mount
Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Sony E-mount
Canon EF-mount, Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Sony E-mount
Nikon F-mount
Material
Composite
Motor
Ultrasonic
Optical Formula | Elements
9 elements
14 elements
13 elements
Optical Formula | Groups
7 groups
10 groups
11 groups
Optical Formula | Special Glass
2 aspherical elements + Ultra Multi Coating groups
1 ASP, 1 hybrid ASP, 2 ED, 3 HR elements + UMC coating groups
2 ED, 2 aspherical groups
Dimensions
Filter Diameter
62 mm / 2.44 in
77 mm / 3.03 in
Size | Diameter
68 mm / 2.68 in
87 mm / 3.43 in
83 mm / 3.27 in
Size | Length
74 mm / 2.91 in
96 mm / 3.78 in
81 mm / 3.19 in
Weight
375 g / 13.25 oz
649 g / 22.93 oz
355 g / 12.54 oz
Function
Angle Of View
32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical
114.2° Diagonal | 104.3° Horizontal | 81.2° Vertical
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
Aperture
f/1.2 ~ f/16
f/2.8 ~ f/22
f/1.8 ~ f/16
Autofocus
No
No
Crop Factor
1.5
Focal Length
50 mm
14 mm
20 mm
Focal Length (35mm Equivalent)
75.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
No
Performance
Max Magnification
0.08x
0.23x
Min Focus Distance
500 mm / 19.69 in
280 mm / 11.02 in
200 mm / 7.87 in
Production
Accessory
Lens hood included
Lens hood included
Lens Hood: HB-72 (supplied), CL-1015 soft lens case
Debut
2015-09-21
2020-05-25
2014-09-12
Made In
Korea
Reviews
Neofiliac score
59%
59%
78%
Pros
- Bright maximum aperture
- Very sharp
- Good rendering
- Weather-sealed
- Improved focus ring
- Good build quality and ergonomics
- Good sharpness
- Well corrected
Cons
- Lacks weather sealing
- Lacks front filter thread
- Low maximum magnification
- Strong vignetting
- Not very sharp
- Lacks weather sealing
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