Compare Leica Summilux-M 21mm F1.4 vs 7Artisans M28mm F1.4
Construction
Aperture Blades
13 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Manual focus lens, Prime lens
Image Size
Full-Frame
Full frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Leica M-mount
M-mount
Optical Formula | Elements
10 elements
11 elements
Optical Formula | Groups
8 groups
9 groups
Optical Formula | Special Glass
2 aspherical elements5 anomolous dispersion elements groups
1x aspherical, 2x ED groups
Dimensions
Filter Diameter
52 mm
Size | Diameter
70 mm / 2.76 in
Size | Length
66 mm / 2.60 in
Weight
580 g / 20.49 oz
488 g
Function
Angle Of View
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical
75°
Aperture
f/1.4 ~ f/16
F/1.4 ~ f/16
Autofocus
No
Focal Length
21 mm
28 mm
Focus Type
Extending front
Image Stabilization
No
N/A
Weather Resistance
No
Performance
Max Magnification
0.03x
Min Focus Distance
700 mm / 27.56 in
70 cm
Production
Accessory
Lens hood included
Debut
2008-09-15
2018-11
Made In
Germany
China
Reviews
Neofiliac score
78%
Pros
- Very bright maximum aperture
- Gorgeous rendering
- Very sharp
Cons
- Low maximum magnification
- Lacks weather sealing
Remove
Remove
Related Products
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.