Compare Laowa 17mm F4 Zero-D GFX vs Laowa 20mm F4 Zero-D Shift vs Sony FE 16-35mm F4 ZA
Construction
Aperture Blades
7 blades
14 blades
7 blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Wide-Angle Zoom Lens
Image Size
Medium Format (44x33)
Medium Format (44x33)
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Fujifilm G-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
Sony E-mount
Optical Formula | Elements
21 elements
16 elements
12 elements
Optical Formula | Groups
14 groups
11 groups
10 groups
Optical Formula | Special Glass
2 aspherical + 3 ED elements groups
2 aspherical elements, 3 ED elements groups
5 Aspherical3 ED Glass groups
Dimensions
Filter Diameter
86 mm / 3.39 in
82 mm / 3.23 in
72 mm / 2.83 in
Size | Diameter
77 mm / 3.03 in
95 mm / 3.74 in
78 mm / 3.07 in
Size | Length
125 mm / 4.92 in
91 mm / 3.58 in
99 mm / 3.90 in
Weight
829 g / 29.29 oz
747 g / 26.40 oz
518 g / 18.30 oz
Function
Angle Of View
116.4° Diagonal | 106.5° Horizontal | 83.6° Vertical
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
107.1° Diagonal | 96.7° Horizontal | 73.7° Vertical (wide) ~ 63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical (tele)
Aperture
f/4 ~ f/22
f/4 ~ f/22
f/4 ~ f/22
Autofocus
No
No
Yes
Crop Factor
0.8
0.8
Focal Length
17 mm
20 mm
16 mm ~ 35 mm
Focal Length (35mm Equivalent)
13.4 mm
15.8 mm
Focus Type
Internal
Internal
Extending front
Image Stabilization
No
No
Yes
Weather Resistance
No
Yes
Zoom Type
External zoom
Performance
Max Magnification
0.28x
0.17x
0.19x
Min Focus Distance
200 mm / 7.87 in
250 mm / 9.84 in
280 mm / 11.02 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2018-04-20
2022-03-28
2014-09-15
Made In
China
Model Name
SEL1635Z
Reviews
Neofiliac score
40%
75%
71%
Pros
- Widest rectilinear lens for G-mount medium format
- Low distortion
- Good optical performance
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- Sharp towards the wider end
- Weather-sealed
- Optically stabilized
Cons
- On the heavy side
- Lacks weather sealing
- Large diameter
- External zoom without zoom lock
- Metal exterior with plastic interior
- Zeiss tax
- Worse than Sigma 14-24mm F2.8 DG DN
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