Compare Samyang 50mm F1.2 AS UMC CS vs Samyang 135mm F2.0 ED UMC vs Leica Summarit-M 90mm F2.4
Construction
Aperture Blades
9 blades, Circular blades
9 blades
11 blades
Colors
Black
Black and silver
Form Factor
Short Telephoto Prime Lens
Medium Telephoto Prime Lens
Short Telephoto Prime Lens
Image Size
APS-C
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring
Lens Mount
Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Sony E-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
Leica M-mount
Material
Anodized
Optical Formula | Elements
9 elements
11 elements
5 elements
Optical Formula | Groups
7 groups
7 groups
4 groups
Optical Formula | Special Glass
2 aspherical elements + Ultra Multi Coating groups
1 ED element, Ultra Multi Coating groups
"high-refraction glass with anomalous partial dispersion" groups
Dimensions
Filter Diameter
62 mm / 2.44 in
77 mm / 3.03 in
46 mm / 1.81 in
Size | Diameter
68 mm / 2.68 in
82 mm / 3.23 in
55 mm / 2.17 in
Size | Length
74 mm / 2.91 in
122 mm / 4.80 in
67 mm / 2.64 in
Weight
375 g / 13.25 oz
830 g / 29.33 oz
346 g / 12.23 oz
Function
Angle Of View
32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical
18.2° Diagonal | 15.2° Horizontal | 10.2° Vertical
27.1° Diagonal | 22.6° Horizontal | 15.2° Vertical
Aperture
f/1.2 ~ f/16
f/2 ~ f/22
f/2.4 ~ f/16
Autofocus
No
No
No
Crop Factor
1.5
Focal Length
50 mm
135 mm
90 mm
Focal Length (35mm Equivalent)
75.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
No
Performance
Min Focus Distance
500 mm / 19.69 in
800 mm / 31.50 in
900 mm / 35.43 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2015-09-21
2015-01-12
2014-09-16
Made In
Germany
Reviews
Neofiliac score
59%
50%
78%
Pros
- Bright maximum aperture
- Very sharp
- Good rendering
- Smooth rendering
- Good resolution
- Beautiful construction
- High micro contrast
Cons
- Lacks weather sealing
- On the heavy side
- Lacks weather sealing
- Hard to MF at this focal length
- Lacks weather sealing
- Not apochromatic
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