Compare Laowa 25mm f/2.8 2.5-5X Ultra Macro vs Laowa 20mm F4 Zero-D Shift vs Samyang 12mm F2.8 ED AS NCS Fisheye
Construction
Aperture Blades
8 blades
14 blades
7 blades, Circular blades
Colors
Black
Black
Form Factor
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
Medium Format (44x33)
Full-Frame
Lens Barrel
Physical aperture ring
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance 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, Canon RF-mount, Fujifilm G-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
Optical Formula | Elements
8 elements
16 elements
12 elements
Optical Formula | Groups
6 groups
11 groups
8 groups
Optical Formula | Special Glass
1 low-dispersion element groups
2 aspherical elements, 3 ED elements groups
2 aspherical, 3 ED, nano coating system groups
Dimensions
Filter Diameter
82 mm / 3.23 in
Size | Diameter
82 mm / 3.23 in
95 mm / 3.74 in
77 mm / 3.03 in
Size | Length
65 mm / 2.56 in
91 mm / 3.58 in
73 mm / 2.87 in
Weight
400 g / 14.13 oz
747 g / 26.40 oz
515 g / 18.20 oz
Function
Angle Of View
81.8° Diagonal | 71.5° Horizontal | 51.3° Vertical
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
180° Diagonal (fisheye)
Aperture
f/2.8 ~ f/16
f/4 ~ f/22
f/2.8 ~ f/22
Autofocus
No
No
No
Crop Factor
0.8
Focal Length
25 mm
20 mm
12 mm
Focal Length (35mm Equivalent)
15.8 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
Performance
Max Magnification
5x
0.17x
Min Focus Distance
170 mm / 6.69 in
250 mm / 9.84 in
200 mm / 7.87 in
Production
Accessory
Lens hood sold separately
Lens hood included
Lens hood included
Debut
2018-03-07
2022-03-28
2014-11-01
Made In
China
Reviews
Neofiliac score
31%
75%
40%
Pros
- Exceptional maximum magnification
- Optional LED ring light and tripod collar available
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- 180° FOV
- Reasonably good sunstar
Cons
- Not stabilized
- No lens hood available
- Lacks weather sealing
- Large diameter
- Lacks front filter thread
- Lacks weather sealing
- Not the sharpest
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