Compare Samyang 35mm F1.4 AS UMC vs Samyang 20mm F1.8 ED AS UMC vs Fujifilm XF 10-24mm F4
Construction
Aperture Blades
7 blades
7 blades, Rounded
Form Factor
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Zoom Lens
Image Size
Full-Frame
Full-Frame
APS-C
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale
Physical aperture ring
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
Fujifilm X-mount
Material
Metal barrel, metal mount
Motor
Stepper motor
Optical Formula | Elements
12 elements
13 elements
14 elements
Optical Formula | Groups
10 groups
12 groups
10 groups
Optical Formula | Special Glass
2 high-refraction glass elements1 aspherical element groups
Two aspherical + 3 ED elements, Ultra Multi Coating groups
4 aspherical elements, 3 extra low dispersion glass elements groups
Dimensions
Filter Diameter
77 mm / 3.03 in
77 mm / 3.03 in
72 mm / 2.83 in
Size | Diameter
63 mm / 2.48 in
83 mm / 3.27 in
Size | Length
112 mm / 4.41 in
88 mm / 3.46 in
Weight
660 g / 23.32 oz
497 g / 17.56 oz
385 g / 13.60 oz
Function
Angle Of View
63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical (wide) ~ 62.0° Diagonal | 53.1° Horizontal | 36.9° Vertical (tele)
Aperture
f/1.4 ~ f/22
f/1.8 ~ f/22
f/4 ~ f/22
Autofocus
No
No
Yes
Crop Factor
1.5
Focal Length
35 mm
20 mm
10 mm ~ 24 mm
Focal Length (35mm Equivalent)
15.0 mm ~ 36.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Yes (3.5 stops)
Weather Resistance
No
Yes
Zoom Type
Internal zoom
Performance
Max Magnification
0.16x
Min Focus Distance
300 mm / 11.81 in
200 mm / 7.87 in
240 mm / 9.45 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2010-09-16
2016-08-08
2020-10-15
Reviews
Neofiliac score
68%
59%
71%
Pros
- Bright maximum aperture
- Good level of resolution
- Rather affordable
- Optically stabilized
- Internal zoom
- Weather-sealed
- Comes with physical aperture ring
- Beautifully built
Cons
- Quite large and heavy
- Lacks weather sealing
- Not the highest grade of build
- Dark maximum aperture
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