Compare Laowa 17mm F4 Zero-D GFX vs Laowa 20mm F4 Zero-D Shift vs Zeiss Loxia 25mm F2.4
Construction
Aperture Blades
7 blades
14 blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Wide-Angle Prime 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
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
10 elements
Optical Formula | Groups
14 groups
11 groups
8 groups
Optical Formula | Special Glass
2 aspherical + 3 ED elements groups
2 aspherical elements, 3 ED elements groups
1 APD + 2 aspherical elements + T* coating groups
Dimensions
Filter Diameter
86 mm / 3.39 in
82 mm / 3.23 in
52 mm / 2.05 in
Size | Diameter
77 mm / 3.03 in
95 mm / 3.74 in
62 mm / 2.44 in
Size | Length
125 mm / 4.92 in
91 mm / 3.58 in
75 mm / 2.95 in
Weight
829 g / 29.29 oz
747 g / 26.40 oz
393 g / 13.89 oz
Function
Angle Of View
116.4° Diagonal | 106.5° Horizontal | 83.6° Vertical
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
81.8° Diagonal | 71.5° Horizontal | 51.3° Vertical
Aperture
f/4 ~ f/22
f/4 ~ f/22
f/2.4 ~ f/22
Autofocus
No
No
No
Crop Factor
0.8
0.8
Focal Length
17 mm
20 mm
25 mm
Focal Length (35mm Equivalent)
13.4 mm
15.8 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
Performance
Max Magnification
0.28x
0.17x
0.16
Min Focus Distance
200 mm / 7.87 in
250 mm / 9.84 in
250 mm / 9.84 in
Production
Accessory
Lens hood included
Debut
2018-04-20
2022-03-28
2018-02-14
Made In
China
Japan
Reviews
Neofiliac score
40%
75%
86%
Pros
- Widest rectilinear lens for G-mount medium format
- Low distortion
- Good optical performance
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- Weather-sealed
- Smooth focus ring
- Excellent image quality
- Declickable aperture ring
Cons
- On the heavy side
- Lacks weather sealing
- Large diameter
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