Compare Samyang 8mm F2.8 UMC Fisheye II vs Samyang 20mm F1.8 ED AS UMC vs Canon EF-M 32mm F1.4
Construction
Aperture Blades
6 blades
7 blades
7 blades
Colors
Silver, black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Normal Prime Lens
Image Size
APS-C
Full-Frame
APS-C
Lens Barrel
Physical aperture ring, Distance scale
Physical aperture ring, Distance scale
Lens Mount
Canon EF-M-mount, Fujifilm X-mount, Samsung NX-mount, Sony E-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-M-mount
Motor
Stepper motor
Optical Formula | Elements
11 elements
13 elements
14 elements
Optical Formula | Groups
8 groups
12 groups
8 groups
Optical Formula | Special Glass
2 aspherical + 3 ED, Ultra Multi Coating groups
Two aspherical + 3 ED elements, Ultra Multi Coating groups
Aspherical elements + Super Spectra Coating groups
Dimensions
Filter Diameter
77 mm / 3.03 in
43 mm / 1.69 in
Size | Diameter
60 mm / 2.36 in
83 mm / 3.27 in
61 mm / 2.40 in
Size | Length
65 mm / 2.56 in
88 mm / 3.46 in
57 mm / 2.24 in
Weight
265 g / 9.36 oz
497 g / 17.56 oz
235 g / 8.30 oz
Function
Angle Of View
180° Diagonal (fisheye)
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
45.8° Diagonal | 38.7° Horizontal | 26.4° Vertical
Aperture
f/2.8 ~ f/22
f/1.8 ~ f/22
f/1.4 ~ f/16
Autofocus
No
No
Yes
Crop Factor
1.5
1.6
Focal Length
8 mm
20 mm
32 mm
Focal Length (35mm Equivalent)
12.0 mm
51.2 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
No
Performance
Max Magnification
0.25x
Min Focus Distance
300 mm / 11.81 in
200 mm / 7.87 in
230 mm / 9.06 in
Production
Accessory
Lens hood included
Debut
2014-03-21
2016-08-08
2018-09-05
Reviews
Neofiliac score
31%
59%
71%
Pros
- 180° FOV
- Reasonably well built
- Rather affordable
- Bright maximum aperture
- Light in the hand
- Quite compact
- Good image quality
Cons
- Lacks front filter thread
- Lacks weather sealing
- Lacks weather sealing
- Not the highest grade of build
- Lacks weather sealing
- Not very well made
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