Compare Laowa 20mm F4 Zero-D Shift vs Sony 16-35mm F2.8 GM vs Sony 24-70mm F2.8 GM
Construction
Aperture Blades
14 blades
11 blades
9 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Wide-Angle Zoom Lens
Standard Zoom Lens
Image Size
Medium Format (44x33)
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
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
Sony E-mount
Sony E-mount
Material
Magnesium alloy
Motor
Piezoelectric
Piezoelectric
Optical Formula | Elements
16 elements
16 elements
18 elements
Optical Formula | Groups
11 groups
13 groups
13 groups
Optical Formula | Special Glass
2 aspherical elements, 3 ED elements groups
Extreme aspherical & ED elements, Nano AR & fluorine coatings groups
One extreme aspherical, one super ED, one ED element + Nano AR coating groups
Dimensions
Filter Diameter
82 mm / 3.23 in
82 mm / 3.23 in
82 mm / 3.23 in
Size | Diameter
95 mm / 3.74 in
89 mm / 3.50 in
88 mm / 3.46 in
Size | Length
91 mm / 3.58 in
122 mm / 4.80 in
136 mm / 5.35 in
Weight
747 g / 26.40 oz
680 g / 24.03 oz
886 g / 31.31 oz
Function
Angle Of View
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)
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (tele)
Aperture
f/4 ~ f/22
f/2.8–22 ~ f/2.8–22
f/2.8 ~ f/22
Autofocus
No
Yes
Yes
Crop Factor
0.8
Focal Length
20 mm
16 mm ~ 35 mm
24 mm ~ 70 mm
Focal Length (35mm Equivalent)
15.8 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Yes
Zoom Type
External zoom
External zoom (zoom lock available)
Performance
Max Magnification
0.17x
0.19x
0.24x
Min Focus Distance
250 mm / 9.84 in
280 mm / 11.02 in
380 mm / 14.96 in
Production
Accessory
Lens hood included
Lens Hood: ALC-SH149 (supplied)
Lens Hood: ALC-SH141 (supplied)
Debut
2022-03-28
2017-05-17
2016-02-03
Model Name
SEL1635GM
SEL2470GM
Reviews
Neofiliac score
75%
71%
52%
Pros
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- Good center sharpness
- Weather-sealed
- Can take front filters
- Zoom lock prevents zoom creep
- Weather-sealed
- Quite useful f/2.8 constant aperture
Cons
- Large diameter
- External zoom without zoom lock
- Very high sample variation
- Large and heavy
- Not very sharp
- Not stabilized
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