Compare Samyang 24mm F1.4 ED AS IF UMC vs Samyang 20mm F1.8 ED AS UMC vs Voigtlander 35mm Ultron
Construction
Aperture Blades
7 blades
10, Straight
Colors
Black
Black, Silver
Form Factor
Wide-Angle Prime Lens
Ultra 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
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
M-mount (VM)
Optical Formula | Elements
13 elements
13 elements
8 elements
Optical Formula | Groups
12 groups
12 groups
5 groups
Optical Formula | Special Glass
4 ED glass elements, 2 aspherical elements groups
Two aspherical + 3 ED elements, Ultra Multi Coating groups
Dimensions
Filter Diameter
77 mm / 3.03 in
77 mm / 3.03 in
39 mm
Size | Diameter
83 mm / 3.27 in
83 mm / 3.27 in
52 mm
Size | Length
88 mm / 3.46 in
28.1 mm
Weight
497 g / 17.56 oz
210 g
Function
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
62.5°
Aperture
f/1.4 ~ f/22
f/1.8 ~ f/22
F/2 - f/16
Autofocus
No
No
Focal Length
24 mm
20 mm
35 mm
Focus Type
Internal
Image Stabilization
No
Weather Resistance
No
No
Performance
Min Focus Distance
250 mm / 9.84 in
200 mm / 7.87 in
0.58m (Rangefinder coupling ∞ ~ 0.7 m)
Production
Accessory
Lens hood included
Lens Hood: LH-4N or LH-12, optional
Debut
2011-08-12
2016-08-08
2021-Q1
Made In
Japan
Reviews
Neofiliac score
59%
59%
Pros
- Bright maximum aperture
- Affordable choice in its class
- Rather affordable
Cons
- Lacks weather sealing
- Not the best IQ
- Not the highest grade of construction
- Lacks weather sealing
- Not the highest grade of build
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