Compare Laowa 20mm F4 Zero-D Shift vs Laowa 100mm f/2.8 2X Ultra Macro vs Sony 50mm F2.5 G
Construction
Aperture Blades
14 blades
13 blades, Nikon and Pentax mounts have 7 aperture blades.
7 blades
Form Factor
Ultra Wide-Angle Prime Lens
Short Telephoto Prime Lens
Normal Prime Lens
Image Size
Medium Format (44x33)
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
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, Canon RF-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony E-mount
Sony E-mount
Material
Aluminum alloy
Motor
Linear Motor
Optical Formula | Elements
16 elements
12 elements
9 elements
Optical Formula | Groups
11 groups
10 groups
9 groups
Optical Formula | Special Glass
2 aspherical elements, 3 ED elements groups
1 ED and 2 aspherical elements groups
Dimensions
Filter Diameter
82 mm / 3.23 in
67 mm / 2.64 in
49 mm / 1.93 in
Size | Diameter
95 mm / 3.74 in
72 mm / 2.83 in
68 mm / 2.68 in
Size | Length
91 mm / 3.58 in
125 mm / 4.92 in
45 mm / 1.77 in
Weight
747 g / 26.40 oz
638 g / 22.54 oz
174 g / 6.15 oz
Function
Angle Of View
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
Aperture
f/4 ~ f/22
f/2.8 ~ f/22
f/2.5 ~ f/22
Autofocus
No
No
Yes
Crop Factor
0.8
Focal Length
20 mm
100 mm
50 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
2x
0.21x
Min Focus Distance
250 mm / 9.84 in
250 mm / 9.84 in
310 mm / 12.20 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2022-03-28
2018-04-20
2021-03-23
Made In
China
Model Name
SEL50F25G
Reviews
Neofiliac score
75%
59%
95%
Pros
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- High 2x maximum magnification
- Apochromatic design
- Compact and lightweight
- Weather-sealed
- Comes with physical aperture ring
- High contrast
Cons
- Large diameter
- Lacks weather sealing
- Quite long, though not expectedly so
- Focus breathing
- Relatively small f/1.8 aperture
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