Compare Samyang 35mm F1.4 AS UMC vs Samyang 20mm F1.8 ED AS UMC vs Laowa 24mm f/14 2x Macro Probe
Construction
Aperture Blades
7 blades
7 blades
Colors
Black
Form Factor
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale
Physical aperture ring, Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Micro Four Thirds-mount, Pentax K-mount, Sony A-mount, Sony E-mount, Samsung NX-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, Leica L-mount, Nikon F-mount, Sony E-mount
Optical Formula | Elements
12 elements
13 elements
27 elements
Optical Formula | Groups
10 groups
12 groups
19 groups
Optical Formula | Special Glass
2 high-refraction glass elements1 aspherical element groups
Two aspherical + 3 ED elements, Ultra Multi Coating groups
Dimensions
Filter Diameter
77 mm / 3.03 in
77 mm / 3.03 in
Size | Diameter
63 mm / 2.48 in
83 mm / 3.27 in
38 mm / 1.50 in
Size | Length
112 mm / 4.41 in
88 mm / 3.46 in
408 mm / 16.06 in
Weight
660 g / 23.32 oz
497 g / 17.56 oz
474 g / 16.75 oz
Function
Angle Of View
63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical
Aperture
f/1.4 ~ f/22
f/1.8 ~ f/22
f/14 ~ f/40
Autofocus
No
No
No
Focal Length
35 mm
20 mm
24 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
Performance
Max Magnification
2x
Min Focus Distance
300 mm / 11.81 in
200 mm / 7.87 in
200 mm / 7.87 in
Production
Accessory
Lens hood included
Lens hood sold separately
Debut
2010-09-16
2016-08-08
2018-08-01
Made In
China
Reviews
Neofiliac score
68%
59%
40%
Pros
- Bright maximum aperture
- Good level of resolution
- Rather affordable
Cons
- Quite large and heavy
- Lacks weather sealing
- Not the highest grade of build
- Dark, fixed maximum aperture
- No lens hood not included
- Expensive, specialty-use only
- No EXIF data
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