Compare Laowa 25mm f/2.8 2.5-5X Ultra Macro vs Samyang 20mm F1.8 ED AS UMC vs Laowa 24mm f/14 2x Macro Probe
Construction
Aperture Blades
8 blades
7 blades
7 blades
Colors
Black
Black
Form Factor
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring
Physical aperture ring, Distance 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 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
Canon EF-mount, Leica L-mount, Nikon F-mount, Sony E-mount
Optical Formula | Elements
8 elements
13 elements
27 elements
Optical Formula | Groups
6 groups
12 groups
19 groups
Optical Formula | Special Glass
1 low-dispersion element groups
Two aspherical + 3 ED elements, Ultra Multi Coating groups
Dimensions
Filter Diameter
77 mm / 3.03 in
Size | Diameter
82 mm / 3.23 in
83 mm / 3.27 in
38 mm / 1.50 in
Size | Length
65 mm / 2.56 in
88 mm / 3.46 in
408 mm / 16.06 in
Weight
400 g / 14.13 oz
497 g / 17.56 oz
474 g / 16.75 oz
Function
Angle Of View
81.8° Diagonal | 71.5° Horizontal | 51.3° Vertical
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical
Aperture
f/2.8 ~ f/16
f/1.8 ~ f/22
f/14 ~ f/40
Autofocus
No
No
No
Focal Length
25 mm
20 mm
24 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
Yes
Performance
Max Magnification
5x
2x
Min Focus Distance
170 mm / 6.69 in
200 mm / 7.87 in
200 mm / 7.87 in
Production
Accessory
Lens hood sold separately
Lens hood included
Lens hood sold separately
Debut
2018-03-07
2016-08-08
2018-08-01
Made In
China
China
Reviews
Neofiliac score
31%
59%
40%
Pros
- Exceptional maximum magnification
- Optional LED ring light and tripod collar available
- Rather affordable
Cons
- Not stabilized
- No lens hood available
- Lacks weather sealing
- Lacks weather sealing
- Not the highest grade of build
- Dark, fixed maximum aperture
- No lens hood not included
- Expensive, specialty-use only
- No EXIF data
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