Compare Samyang 20mm F1.8 ED AS UMC vs Laowa 12mm f/2.8 Zero-D vs Voigtlander 35mm F1.2 SE
Construction
Aperture Blades
7 blades
7 blades
12, Straight
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Full-frame
Lens Barrel
Physical aperture ring, Distance scale
Physical aperture ring
Lens Mount
Canon EF-mount, Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Canon EF-mount, Canon RF-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony A-mount, Sony E-mount
E-mount
Optical Formula | Elements
13 elements
16 elements
9 elements
Optical Formula | Groups
12 groups
10 groups
7 groups
Optical Formula | Special Glass
Two aspherical + 3 ED elements, Ultra Multi Coating groups
Dimensions
Filter Diameter
77 mm / 3.03 in
58 mm
Size | Diameter
83 mm / 3.27 in
75 mm / 2.95 in
66.6 mm
Size | Length
88 mm / 3.46 in
83 mm / 3.27 in
59.9 mm
Weight
497 g / 17.56 oz
609 g / 21.52 oz
387 g
Function
Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
122.0° Diagonal | 112.6° Horizontal | 90.0° Vertical
61.9 deg
Aperture
f/1.8 ~ f/22
f/2.8 ~ f/22
F/1.2 - f/22
Autofocus
No
No
Focal Length
20 mm
12 mm
35 mm
Focus Type
Internal
Image Stabilization
No
No
Weather Resistance
No
Performance
Max Magnification
0.2x
1:5.8
Min Focus Distance
200 mm / 7.87 in
180 mm / 7.09 in
0.3 m
Production
Accessory
Lens hood included
Lens hood included
Availability
2020-05
Debut
2016-08-08
2016-07-26
2020-04-21
Made In
China
Japan
Reviews
Neofiliac score
59%
50%
Pros
- Rather affordable
- One of the widest rectilinear FF lens
- Solid build quality
- Low distortion
- Reasonably sharp
- Super-fast autofocus
- Very smooth bokeh
- Compact design
- Very good optics
Cons
- Lacks weather sealing
- Not the highest grade of build
- Lacks front filter thread
- Not as sharp as some other 1.2/35 lenses
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