Compare Leica Summilux-M 21mm F1.4 vs Samyang MF 14mm F2.8 MK2 vs Leica Summilux-M 21mm F1.4
Construction
Aperture Blades
9 blades
Colors
Black
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Physical aperture ring, Distance scale, DoF scale
Lens Mount
Leica M-mount
Canon EF-mount, Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Sony E-mount
Leica M-mount
Optical Formula | Elements
10 elements
14 elements
10 elements
Optical Formula | Groups
8 groups
10 groups
8 groups
Optical Formula | Special Glass
2 aspherical elements5 anomolous dispersion elements groups
1 ASP, 1 hybrid ASP, 2 ED, 3 HR elements + UMC coating groups
2 aspherical elements5 anomolous dispersion elements groups
Dimensions
Size | Diameter
70 mm / 2.76 in
87 mm / 3.43 in
70 mm / 2.76 in
Size | Length
66 mm / 2.60 in
96 mm / 3.78 in
66 mm / 2.60 in
Weight
580 g / 20.49 oz
649 g / 22.93 oz
580 g / 20.49 oz
Function
Angle Of View
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical
114.2° Diagonal | 104.3° Horizontal | 81.2° Vertical
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical
Aperture
f/1.4 ~ f/16
f/2.8 ~ f/22
f/1.4 ~ f/16
Autofocus
No
No
No
Focal Length
21 mm
14 mm
21 mm
Focus Type
Extending front
Internal
Extending front
Image Stabilization
No
No
No
Weather Resistance
No
Yes
No
Performance
Max Magnification
0.03x
0.08x
0.03x
Min Focus Distance
700 mm / 27.56 in
280 mm / 11.02 in
700 mm / 27.56 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2008-09-15
2020-05-25
2008-09-15
Made In
Germany
Korea
Germany
Reviews
Neofiliac score
78%
59%
78%
Pros
- Very bright maximum aperture
- Gorgeous rendering
- Very sharp
- Weather-sealed
- Improved focus ring
- Good build quality and ergonomics
- Very bright maximum aperture
- Gorgeous rendering
- Very sharp
Cons
- Low maximum magnification
- Lacks weather sealing
- Lacks front filter thread
- Low maximum magnification
- Strong vignetting
- Not very sharp
- Low maximum magnification
- Lacks weather sealing
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