Compare Laowa 20mm F4 Zero-D Shift vs Laowa 15mm f/4 1:1 Macro vs Sony 20mm F1.8 G
Construction
Aperture Blades
14 blades
14 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Medium Format (44x33)
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring
Physical aperture ring
Lens 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, Leica L-mount, Nikon F-mount, Pentax K-mount, Sony A-mount, Sony E-mount
Sony E-mount
Motor
Linear Motor
Optical Formula | Elements
16 elements
12 elements
14 elements
Optical Formula | Groups
11 groups
9 groups
12 groups
Optical Formula | Special Glass
2 aspherical elements, 3 ED elements groups
Three high refractive and one ED element groups
2 aspherical + 3 ED elements, Nano AR coating groups
Dimensions
Filter Diameter
82 mm / 3.23 in
77 mm / 3.03 in
67 mm / 2.64 in
Size | Diameter
95 mm / 3.74 in
84 mm / 3.31 in
74 mm / 2.91 in
Size | Length
91 mm / 3.58 in
65 mm / 2.56 in
85 mm / 3.35 in
Weight
747 g / 26.40 oz
410 g / 14.49 oz
373 g / 13.18 oz
Function
Angle Of View
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
Aperture
f/4 ~ f/22
f/4 ~ f/32
f/1.8 ~ f/16
Autofocus
No
No
Yes
Crop Factor
0.8
Focal Length
20 mm
15 mm
20 mm
Focal Length (35mm Equivalent)
15.8 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
Performance
Max Magnification
0.17x
1x
0.22x
Min Focus Distance
250 mm / 9.84 in
470 mm / 18.50 in
190 mm / 7.48 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2022-03-28
2015-06-23
2020-02-25
Made In
China
Model Name
SEL20F18G
Reviews
Neofiliac score
75%
50%
88%
Pros
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- 1:1 reproduction
- One of the widest macro lens for FF
- Unique +/- 6mm shift feature
- Weather-sealed
- Declickable aperture ring
- Very sharp corner to corner
- Low distortion
Cons
- Large diameter
- Dark maximum aperture
- Lacks weather sealing
- No EXIF communication
- Not the most solidly-built
- f/1.8 limiting for night photography
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