Compare Voigtlander 21mm F1.8 Ultron vs Leica Summilux-M 21mm F1.4 vs Leica Noctilux-M 75mm F1.25
Construction
Aperture Blades
10 blades
11 blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Short Telephoto 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
Leica M-mount
Leica M-mount
Material
Metal barrel, metal mount
Optical Formula | Elements
13 elements
10 elements
9 elements
Optical Formula | Groups
11 groups
8 groups
6 groups
Optical Formula | Special Glass
Aspherical element groups
2 aspherical elements5 anomolous dispersion elements groups
2 aspherical elements groups
Dimensions
Filter Diameter
58 mm / 2.28 in
67 mm / 2.64 in
Size | Diameter
62 mm / 2.44 in
70 mm / 2.76 in
74 mm / 2.91 in
Size | Length
92 mm / 3.62 in
66 mm / 2.60 in
91 mm / 3.58 in
Weight
412 g / 14.56 oz
580 g / 20.49 oz
1055 g / 37.28 oz
Function
Angle Of View
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical
32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical
Aperture
f/1.8 ~ f/22
f/1.4 ~ f/16
f/1.2 ~ f/16
Autofocus
No
No
No
Focal Length
21 mm
21 mm
75 mm
Focus Type
Extending front
Internal
Image Stabilization
No
No
Weather Resistance
No
No
Performance
Max Magnification
0.03x
0.11x
Min Focus Distance
500 mm / 19.69 in
700 mm / 27.56 in
850 mm / 33.46 in
Production
Accessory
Lens Hood: Non-detachable hood (supplied)
Lens hood included
Lens hood included
Debut
2012-09-17
2008-09-15
2017-11-29
Made In
Japan
Germany
Germany
Reviews
Neofiliac score
88%
78%
78%
Pros
- Solid all-metal construction
- Very sharp
- Great sunstar
- Quite bright aperture
- Very bright maximum aperture
- Gorgeous rendering
- Very sharp
- Bright maximum aperture
- Wonderful construction
- A great joy to use
- Unique rendering
Cons
- Low maximum magnification
- Lacks weather sealing
- On the heavy side
- Lacks weather sealing
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