Compare Samyang 135mm F2.0 ED UMC vs Samyang 20mm F1.8 ED AS UMC vs Panasonic G 14mm F2.5 II
Construction
Aperture Blades
9 blades
7 blades
7 blades, circular diaphragm
Form Factor
Medium Telephoto Prime Lens
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
MFT
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale
Lens Mount
Canon EF-mount, Canon EF-M-mount, Micro Four Thirds-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, 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
Micro Four Thirds-mount
Motor
Micromotor
Optical Formula | Elements
11 elements
13 elements
6 elements
Optical Formula | Groups
7 groups
12 groups
5 groups
Optical Formula | Special Glass
1 ED element, Ultra Multi Coating groups
Two aspherical + 3 ED elements, Ultra Multi Coating groups
3 aspherical elements groups
Dimensions
Filter Diameter
77 mm / 3.03 in
77 mm / 3.03 in
46 mm / 1.81 in
Size | Diameter
82 mm / 3.23 in
83 mm / 3.27 in
56 mm / 2.20 in
Size | Length
122 mm / 4.80 in
88 mm / 3.46 in
21 mm / 0.83 in
Weight
830 g / 29.33 oz
497 g / 17.56 oz
55 g / 1.94 oz
Function
Angle Of View
18.2° Diagonal | 15.2° Horizontal | 10.2° Vertical
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical
Aperture
f/2 ~ f/22
f/1.8 ~ f/22
f/2.5 ~ f/22
Autofocus
No
No
Yes
Crop Factor
2.0
Focal Length
135 mm
20 mm
14 mm
Focal Length (35mm Equivalent)
28.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
Performance
Max Magnification
0.1x
Min Focus Distance
800 mm / 31.50 in
200 mm / 7.87 in
180 mm / 7.09 in
Production
Accessory
Lens hood included
Lens hood included
Lens Hood: n/a (sold separately)
Debut
2015-01-12
2016-08-08
2014-09-15
Model Name
H-H014A
Reviews
Neofiliac score
50%
59%
69%
Pros
- Smooth rendering
- Good resolution
- Rather affordable
- Very compact and lightweight
Cons
- On the heavy side
- Lacks weather sealing
- Hard to MF at this focal length
- Lacks weather sealing
- Not the highest grade of build
- Not the best optical performance
- Lens hood not included
- A bit expensive for a pancake lens
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