Compare Laowa 12mm f/2.8 Zero-D vs Laowa 20mm F4 Zero-D Shift vs Canon RF 24-70mm F2.8
Construction
Aperture Blades
7 blades
14 blades
9 blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Standard Zoom Lens
Image Size
Full-Frame
Medium Format (44x33)
Full-Frame
Lens Barrel
Physical aperture ring
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Canon EF-mount, Canon RF-mount, Leica L-mount, Nikon F-mount, Nikon Z-mount, Pentax K-mount, Sony A-mount, Sony E-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 RF-mount
Material
Magnesium alloy
Motor
Nano ultrasonic
Optical Formula | Elements
16 elements
16 elements
21 elements
Optical Formula | Groups
10 groups
11 groups
15 groups
Optical Formula | Special Glass
2 aspherical elements, 3 ED elements groups
3 aspherical + 3 UD elements groups
Dimensions
Filter Diameter
82 mm / 3.23 in
82 mm / 3.23 in
Size | Diameter
75 mm / 2.95 in
95 mm / 3.74 in
89 mm / 3.50 in
Size | Length
83 mm / 3.27 in
91 mm / 3.58 in
126 mm / 4.96 in
Weight
609 g / 21.52 oz
747 g / 26.40 oz
900 g / 31.80 oz
Function
Angle Of View
122.0° Diagonal | 112.6° Horizontal | 90.0° Vertical
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (tele)
Aperture
f/2.8 ~ f/22
f/4 ~ f/22
f/2.8
Autofocus
No
No
Yes
Crop Factor
0.8
Focal Length
12 mm
20 mm
24 mm ~ 70 mm
Focal Length (35mm Equivalent)
15.8 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Yes (5 stops)
Weather Resistance
Yes
Zoom Type
External zoom
Performance
Max Magnification
0.2x
0.17x
0.3x
Min Focus Distance
180 mm / 7.09 in
250 mm / 9.84 in
210 mm / 8.27 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2016-07-26
2022-03-28
2019-02-14
Made In
China
Reviews
Neofiliac score
50%
75%
71%
Pros
- One of the widest rectilinear FF lens
- Solid build quality
- Low distortion
- Reasonably sharp
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- Useful f/2.8 aperture
- Optically stabilized (as opposed to the competition)
- Weather-sealed
Cons
- Lacks front filter thread
- Large diameter
- On the heavy side
- External zoom without zoom lock
- Not as solid as older Canon L lenses
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