Compare Laowa 17mm F4 Zero-D GFX vs Fujifilm GF 20-35mm F4 vs Fujifilm GF 45-100mm F4
Construction
Aperture Blades
7 blades
9 blades, Rounded blades
9 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Zoom Lens
Zoom Lens
Image Size
Medium Format (44x33)
Medium Format (44x33)
Medium Format (44x33)
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring
Physical aperture ring
Lens Mount
Fujifilm G-mount
Fujifilm G-mount
Fujifilm G-mount
Material
Magnesium alloy
Motor
Linear Motor
Optical Formula | Elements
21 elements
14 elements
16 elements
Optical Formula | Groups
14 groups
10 groups
2 groups
Optical Formula | Special Glass
2 aspherical + 3 ED elements groups
Three aspherical, one aspherical extra-low dispersion (ED), three ED elements. groups
1 ED, 1 super ED, 3 aspherical elements groups
Dimensions
Filter Diameter
86 mm / 3.39 in
82 mm / 3.23 in
82 mm / 3.23 in
Size | Diameter
77 mm / 3.03 in
89 mm / 3.50 in
93 mm / 3.66 in
Size | Length
125 mm / 4.92 in
113 mm / 4.45 in
145 mm / 5.71 in
Weight
829 g / 29.29 oz
725 g / 25.62 oz
1005 g / 35.51 oz
Function
Angle Of View
116.4° Diagonal | 106.5° Horizontal | 83.6° Vertical
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical (wide) ~ 76.1° Diagonal | 66.1° Horizontal | 46.9° Vertical (tele)
62.7° Diagonal | 53.7° Horizontal | 37.3° Vertical (wide) ~ 30.7° Diagonal | 25.7° Horizontal | 17.3° Vertical (tele)
Aperture
f/4 ~ f/22
f/4 ~ f/22
f/4 ~ f/32
Autofocus
No
Yes
Yes
Crop Factor
0.8
0.8
0.8
Focal Length
17 mm
20 mm ~ 35 mm
45 mm ~ 100 mm
Focal Length (35mm Equivalent)
13.4 mm
15.8 mm ~ 27.7 mm
35.6 mm ~ 79.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
Yes (5 stops)
Weather Resistance
No
Yes
Yes
Zoom Type
Internal zoom
External zoom
Performance
Max Magnification
0.28x
0.13x
Min Focus Distance
200 mm / 7.87 in
350 mm / 13.78 in
650 mm / 25.59 in
Production
Accessory
Lens hood included
Debut
2018-04-20
2022-09-08
2020-01-23
Made In
China
Reviews
Neofiliac score
40%
89%
52%
Pros
- Widest rectilinear lens for G-mount medium format
- Low distortion
- Good optical performance
- Internal zoom
- Weather-sealed
- Comes with physical aperture ring
- Superb build quality
- Great image quality
- Superb image quality
- Optically stabilized
- Weather-sealed
- Comes with physical aperture ring
Cons
- On the heavy side
- Lacks weather sealing
- Not the brightest
- Dark and variable maximum aperture
- Very large and heavy
- External zoom without zoom lock
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