Compare Samyang 35mm F1.4 AS UMC vs Samyang 135mm F2.0 ED UMC vs Sony 50mm F2.5 G
Construction
Aperture Blades
9 blades
7 blades
Form Factor
Wide-Angle Prime Lens
Medium Telephoto Prime Lens
Normal Prime Lens
Image Size
Full-Frame
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-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, 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
Sony E-mount
Material
Aluminum alloy
Motor
Linear Motor
Optical Formula | Elements
12 elements
11 elements
9 elements
Optical Formula | Groups
10 groups
7 groups
9 groups
Optical Formula | Special Glass
2 high-refraction glass elements1 aspherical element groups
1 ED element, Ultra Multi Coating groups
1 ED and 2 aspherical elements groups
Dimensions
Filter Diameter
77 mm / 3.03 in
77 mm / 3.03 in
49 mm / 1.93 in
Size | Diameter
63 mm / 2.48 in
82 mm / 3.23 in
68 mm / 2.68 in
Size | Length
112 mm / 4.41 in
122 mm / 4.80 in
45 mm / 1.77 in
Weight
660 g / 23.32 oz
830 g / 29.33 oz
174 g / 6.15 oz
Function
Angle Of View
63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical
18.2° Diagonal | 15.2° Horizontal | 10.2° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
Aperture
f/1.4 ~ f/22
f/2 ~ f/22
f/2.5 ~ f/22
Autofocus
No
No
Yes
Focal Length
35 mm
135 mm
50 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
Performance
Max Magnification
0.21x
Min Focus Distance
300 mm / 11.81 in
800 mm / 31.50 in
310 mm / 12.20 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2010-09-16
2015-01-12
2021-03-23
Model Name
SEL50F25G
Reviews
Neofiliac score
68%
50%
95%
Pros
- Bright maximum aperture
- Good level of resolution
- Smooth rendering
- Good resolution
- Compact and lightweight
- Weather-sealed
- Comes with physical aperture ring
- High contrast
Cons
- Quite large and heavy
- On the heavy side
- Lacks weather sealing
- Hard to MF at this focal length
- Focus breathing
- Relatively small f/1.8 aperture
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