Compare Samyang 10mm F2.8 ED AS NCS CS vs Laowa 25mm f/2.8 2.5-5X Ultra Macro vs Panasonic S 18mm F1.8
Construction
Aperture Blades
6 blades, Manual aperture setting via lens ring
8 blades
9 blades, Circulate aperture desigm
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
APS-C
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring
Lens Mount
Canon EF-M-mount, Canon EF-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
Canon EF-mount, Canon RF-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony E-mount
Leica L-mount
Material
Polycarbonate
Motor
Stepper motor
Optical Formula | Elements
14 elements
8 elements
13 elements
Optical Formula | Groups
10 groups
6 groups
12 groups
Optical Formula | Special Glass
2 aspherical elements, 1 ED glass element groups
1 low-dispersion element groups
3 Aspheric, 1 UED, 3 ED, 1 UHR groups
Dimensions
Filter Diameter
67 mm / 2.64 in
Size | Diameter
86 mm / 3.39 in
82 mm / 3.23 in
74 mm / 2.91 in
Size | Length
77 mm / 3.03 in
65 mm / 2.56 in
82 mm / 3.23 in
Weight
580 g / 20.49 oz
400 g / 14.13 oz
340 g / 12.01 oz
Function
Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
81.8° Diagonal | 71.5° Horizontal | 51.3° Vertical
100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical
Aperture
f/2.8 ~ f/22
f/2.8 ~ f/16
f/1.8 ~ f/16
Autofocus
No
No
Yes
Crop Factor
1.5
Focal Length
10 mm
25 mm
18 mm
Focal Length (35mm Equivalent)
15.0 mm
Focus Type
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Performance
Max Magnification
5x
0.2x
Min Focus Distance
250 mm / 9.84 in
170 mm / 6.69 in
180 mm / 7.09 in
Production
Accessory
Lens Hood: Integrated hood (supplied)
Lens hood sold separately
Lens hood included
Debut
2013-12-06
2018-03-07
2022-09-07
Made In
China
Reviews
Neofiliac score
40%
31%
68%
Pros
- One of the widest rectilinear lens for APS-C
- Reasonable IQ
- Bright f/2.8 aperture
- Exceptional maximum magnification
- Optional LED ring light and tripod collar available
- Rather lightweight
- Decent image quality
Cons
- Lacks front filter thread
- Not stabilized
- No lens hood available
- Lacks weather sealing
- Not very competitive
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