Compare Laowa 20mm F4 Zero-D Shift vs Samyang 16mm F2 ED AS UMC CS vs Canon TS-E 50mm F2.8
Construction
Aperture Blades
14 blades
8 blades
9 blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Normal Prime Lens
Image Size
Medium Format (44x33)
APS-C
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale
Distance 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
Canon EF-M-mount, Canon EF-mount, Micro Four Thirds-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Canon EF-mount
Material
Metal barrel, metal mount
Magnesium alloy
Optical Formula | Elements
16 elements
13 elements
12 elements
Optical Formula | Groups
11 groups
11 groups
9 groups
Optical Formula | Special Glass
2 aspherical elements, 3 ED elements groups
1 ED glass element, 1 aspheric element, 1 hybrid aspheric element groups
Molded glass aspherical and UD elements + SWC and ASC coatings groups
Dimensions
Filter Diameter
82 mm / 3.23 in
77 mm / 3.03 in
77 mm / 3.03 in
Size | Diameter
95 mm / 3.74 in
83 mm / 3.27 in
87 mm / 3.43 in
Size | Length
91 mm / 3.58 in
89 mm / 3.50 in
115 mm / 4.53 in
Weight
747 g / 26.40 oz
583 g / 20.60 oz
945 g / 33.39 oz
Function
Angle Of View
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
Aperture
f/4 ~ f/22
f/2 ~ f/22
f/2.8 ~ f/32
Autofocus
No
No
No
Crop Factor
0.8
1.5
Focal Length
20 mm
16 mm
50 mm
Focal Length (35mm Equivalent)
15.8 mm
24.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Performance
Max Magnification
0.17x
0.5x
Min Focus Distance
250 mm / 9.84 in
200 mm / 7.87 in
270 mm / 10.63 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2022-03-28
2013-06-13
2017-08-29
Reviews
Neofiliac score
75%
50%
52%
Pros
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- A bit large for an APS-C lens
- Tilt-shift capability
- 0.5x reproduction ratio
- Superb build quality
Cons
- Large diameter
- Not the best grade of build
- Not the strongest IQ
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