Compare Samyang 20mm F1.8 ED AS UMC vs Samyang 300mm F6.3 ED UMC CS vs Samyang XP 85mm F1.2
Construction
Aperture Blades
7 blades
9 blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Super Telephoto Prime Lens
Short Telephoto Prime Lens
Image Size
Full-Frame
APS-C
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale
Distance scale
Distance scale
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, Micro Four Thirds-mount, Nikon F-mount, Sony A-mount
Canon EF-mount, Nikon F-mount
Material
Aluminum
Optical Formula | Elements
13 elements
8 elements
10 elements
Optical Formula | Groups
12 groups
8 groups
7 groups
Optical Formula | Special Glass
Two aspherical + 3 ED elements, Ultra Multi Coating groups
1 aspherical + 2 high refractive elements + Ultra Multi Coating groups
Dimensions
Filter Diameter
77 mm / 3.03 in
25.5 mm / 1.00 in
Size | Diameter
83 mm / 3.27 in
65 mm / 2.56 in
93 mm / 3.66 in
Size | Length
88 mm / 3.46 in
74 mm / 2.91 in
98 mm / 3.86 in
Weight
497 g / 17.56 oz
260 g / 9.19 oz
1050 g / 37.10 oz
Function
Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
5.5° Diagonal | 4.6° Horizontal | 3.1° Vertical
28.6° Diagonal | 23.9° Horizontal | 16.1° Vertical
Aperture
f/1.8 ~ f/22
f/6.3
f/1.2 ~ f/16
Autofocus
No
No
No
Crop Factor
1.5
Focal Length
20 mm
300 mm
85 mm
Focal Length (35mm Equivalent)
450.0 mm
Focus Type
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
Performance
Max Magnification
0.13x
Min Focus Distance
200 mm / 7.87 in
1100 mm / 43.31 in
800 mm / 31.50 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2016-08-08
2014-04-28
2016-09-12
Reviews
Neofiliac score
59%
40%
40%
Pros
- Rather affordable
- Very light and compact for the focal length
- Affordable for the focal length
- Very sharp
- Smooth rendering
- Bright maximum aperture
- Beautifully constructed
Cons
- Lacks weather sealing
- Not the highest grade of build
- Reflex / mirror construction results in low IQ
- Dark fixed f/6.3 aperture
- Large and heavy
- Lacks weather sealing
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