Compare Laowa 9mm f/2.8 Zero-D vs Viltrox 23mm F1.4 vs Viltrox AF 50mm F1.8
Variants
X-Mount
E-Mount
EF-M-Mount
Connectivity
Ports
Micro-USB
USB-C
Construction
Aperture Blades
7 blades
9
9 rounded blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Autofocus lens for mirrorless cameras
Image Size
APS-C
APS-C
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-M-mount, Fujifilm X-mount, Leica L-mount, Sony E-mount
E-mount, X-mount, EF-M-mount
E-mount
Motor
STM motor
STM+Lead screw stepping motor
Optical Formula | Elements
15 elements
11 elements
11 elements
Optical Formula | Groups
10 groups
10 groups
10 groups
Optical Formula | Special Glass
3 ED, 2 aspherical elements + Frog Eye Coating groups
Dimensions
Filter Diameter
49 mm / 1.93 in
52 mm
55 mm
Size | Diameter
60 mm / 2.36 in
65 mm
Size | Length
53 mm / 2.09 in
72 mm
Weight
215 g / 7.60 oz
260 g
340 g / 12 oz
Function
Angle Of View
116.1° Diagonal | 106.3° Horizontal | 83.3° Vertical
63.4°
47.6°
Aperture
f/2.8 ~ f/22
F/1.4 - f/16
F/1.8 - f/16
Autofocus
No
Crop Factor
1.5
Focal Length
9 mm
23 mm
50 mm
Focal Length (35mm Equivalent)
13.5 mm
35 mm
Focus Type
Internal
Image Stabilization
No
Weather Resistance
No
Performance
Max Magnification
0.13x
0.1x
0.1x
Min Focus Distance
120 mm / 4.72 in
0.3 m
0.55 m / 21.7"
Production
Accessory
Lens hood included
Debut
2018-03-22
2020
2021
Made In
China
Reviews
Neofiliac score
50%
Pros
- Compact and light weight
- One of the widest rectilinear lens available for APS-C
- Good sharpness
- Excellent sharpness in the centre
- Fast aperture
- Fast autofocus
- Easy to use
Cons
- Lacks weather sealing
- No EXIF
- High chromatic aberrations
- Clickless aperture ring is not working on the fly
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