Compare Laowa 100mm f/2.8 2X Ultra Macro vs Samyang 50mm F1.4 AS UMC vs Samyang AF 50mm F1.4
Construction
Aperture Blades
13 blades, Nikon and Pentax mounts have 7 aperture blades.
8 blades
9 blades
Form Factor
Short Telephoto Prime Lens
Normal 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
Lens Mount
Canon EF-mount, Canon RF-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony E-mount
Canon EF-mount, Nikon F-mount, Pentax K-mount, Sony A-mount, Sony E-mount
Sony E-mount
Optical Formula | Elements
12 elements
9 elements
9 elements
Optical Formula | Groups
10 groups
6 groups
8 groups
Optical Formula | Special Glass
1 hybrid + 1 aspherical element, Ultra Multi Coating groups
3 aspherical elements, Ultra Multi Coating groups
Dimensions
Filter Diameter
67 mm / 2.64 in
77 mm / 3.03 in
67 mm / 2.64 in
Size | Diameter
72 mm / 2.83 in
82 mm / 3.23 in
74 mm / 2.91 in
Size | Length
125 mm / 4.92 in
75 mm / 2.95 in
98 mm / 3.86 in
Weight
638 g / 22.54 oz
535 g / 18.90 oz
585 g / 20.67 oz
Function
Angle Of View
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
Aperture
f/2.8 ~ f/22
f/1.4 ~ f/22
f/1.4 ~ f/16
Autofocus
No
No
Yes
Focal Length
100 mm
50 mm
50 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
No
Performance
Max Magnification
2x
0.15x
Min Focus Distance
250 mm / 9.84 in
450 mm / 17.72 in
450 mm / 17.72 in
Production
Accessory
Lens hood included
Debut
2018-04-20
2015-09-21
2016-05-03
Made In
China
Reviews
Neofiliac score
59%
59%
59%
Pros
- High 2x maximum magnification
- Apochromatic design
- Bright maximum aperture
- Beautiful rendering
- Bright maximum aperture
- Quite high resolution
Cons
- Lacks weather sealing
- Quite long, though not expectedly so
- Lacks weather sealing
- Not Samyang's highest grade of build
- Lacks weather sealing
- Not the best AF
- Not the highest grade of construction
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