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Compare Laowa 9mm f/2.8 Zero-D vs Samyang 21mm F1.4 ED AS UMC CS vs Laowa 9mm f/2.8 Zero-D

Construction

Aperture Blades
7 blades
9 blades, Circular blades
7 blades
Colors
Black
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
APS-C
APS-C
APS-C
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-M-mount, Fujifilm X-mount, Leica L-mount, Sony E-mount
Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Sony E-mount
Canon EF-M-mount, Fujifilm X-mount, Leica L-mount, Sony E-mount
Optical Formula | Elements
15 elements
8 elements
15 elements
Optical Formula | Groups
10 groups
7 groups
10 groups
Optical Formula | Special Glass
3 ED, 2 aspherical elements + Frog Eye Coating groups
3 aspherical and 2 ED elements + Ultra Multi Coating groups
3 ED, 2 aspherical elements + Frog Eye Coating groups

Dimensions

Filter Diameter
49 mm / 1.93 in
58 mm / 2.28 in
49 mm / 1.93 in
Size | Diameter
60 mm / 2.36 in
64 mm / 2.52 in
60 mm / 2.36 in
Size | Length
53 mm / 2.09 in
68 mm / 2.68 in
53 mm / 2.09 in
Weight
215 g / 7.60 oz
275 g / 9.72 oz
215 g / 7.60 oz

Function

Angle Of View
116.1° Diagonal | 106.3° Horizontal | 83.3° Vertical
69.0° Diagonal | 59.5° Horizontal | 41.7° Vertical
116.1° Diagonal | 106.3° Horizontal | 83.3° Vertical
Aperture
f/2.8 ~ f/22
f/1.4 ~ f/22
f/2.8 ~ f/22
Autofocus
No
No
No
Crop Factor
1.5
1.5
1.5
Focal Length
9 mm
21 mm
9 mm
Focal Length (35mm Equivalent)
13.5 mm
31.5 mm
13.5 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
No

Performance

Max Magnification
0.13x
0.13x
Min Focus Distance
120 mm / 4.72 in
280 mm / 11.02 in
120 mm / 4.72 in

Production

Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2018-03-22
2015-09-21
2018-03-22
Made In
China
China

Reviews

Neofiliac score
50%
50%
50%
Pros
  • Compact and light weight
  • One of the widest rectilinear lens available for APS-C
  • Good sharpness
  • Bright maximum aperture
  • Very sharp
  • Good color rendition
  • Compact and light weight
  • One of the widest rectilinear lens available for APS-C
  • Good sharpness
Cons
  • Lacks weather sealing
  • No EXIF
  • Lacks weather sealing
  • Lacks weather sealing
  • No EXIF

Price

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