Compare Laowa 20mm F4 Zero-D Shift vs ZEISS Ventum 21 vs 7Artisans 18mm F6.3
Construction
Aperture Blades
14 blades
N/A
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Fixed focus lens, Prime lens, Pancake lens
Image Size
Medium Format (44x33)
Full-frame
APS-C
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
E-mount
E-mount, X-mount, EF-M-mount, Micro Four Thirds
Optical Formula | Elements
16 elements
11 elements
6 elements
Optical Formula | Groups
11 groups
9 groups
4 groups
Optical Formula | Special Glass
2 aspherical elements, 3 ED elements groups
Dimensions
Filter Diameter
82 mm / 3.23 in
52 mm
N/A
Size | Diameter
95 mm / 3.74 in
62 mm
Size | Length
91 mm / 3.58 in
67.8 mm
Weight
747 g / 26.40 oz
227 g
49 g
Function
Angle Of View
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical
91°
74°
Aperture
f/4 ~ f/22
F/2.8 - f/22
F/6.3 fixed-aperture
Autofocus
No
Crop Factor
0.8
Focal Length
20 mm
21 mm
18 mm
Focal Length (35mm Equivalent)
15.8 mm
27 mm
Focus Type
Internal
Image Stabilization
No
N/A
Misc
Focus Fixed at infinity
Weather Resistance
Dust, moisture
Performance
Max Magnification
0.17x
1x
Min Focus Distance
250 mm / 9.84 in
Fixed focus
Production
Accessory
Lens hood included
Debut
2022-03-28
2019-04-30
2020-11
Made In
China
Reviews
Neofiliac score
75%
Pros
- Comes with physical aperture ring
- Shift functionality
- 14-bladed aperture
- Can be used as a body cap
- Good contrast
- Good color rendition
Cons
- Large diameter
- Not suitable for distant subjects
- Vignetting in video
- Fixed aperture
Remove
Remove
Remove
Add up to 4 products to the comparison using the search bar above
Information on this page is provided on an as-is basis. No warranty on accuracy is implied. This page may contain affiliate links to third-party merchants such as Amazon and eBay. If you make a purchase using the supplied link, we may receive a commission. Neofiliac places the utmost respect for your privacy. We use no cookie whatsoever beyond that needed for the proper functioning of the website.