Compare Sigma 20mm F1.4 DG HSM vs Sigma 50mm F1.4 DG HSM vs SIGMA 35mm F2 DG DN
Construction
Aperture Blades
9 blades, Rounded blades
9 blades, Rounded diaphragm
9 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Normal Prime Lens
Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Distance scale
Distance scale, DoF scale
Physical aperture ring
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount, Sony E-mount, Leica L-mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount, Sony A-mount, Sony E-mount, Leica L-mount
Leica L-mount, Sony E-mount
Material
Magnesium alloy
Motor
Ring-type ultrasonic
Ring-type ultrasonic
Stepper motor
Optical Formula | Elements
15 elements
13 elements
10 elements
Optical Formula | Groups
11 groups
8 groups
9 groups
Optical Formula | Special Glass
Two FLD, five SLD elements + Super Multi-Layer coating groups
SLD glass elements, aspheric elements groups
1 SLD + 3 aspherical elements, Super Multi-Layer coating groups
Dimensions
Filter Diameter
77 mm / 3.03 in
58 mm / 2.28 in
Size | Diameter
91 mm / 3.58 in
85 mm / 3.35 in
70 mm / 2.76 in
Size | Length
130 mm / 5.12 in
100 mm / 3.94 in
65 mm / 2.56 in
Weight
950 g / 33.57 oz
815 g / 28.80 oz
325 g / 11.48 oz
Function
Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical
Aperture
f/1.4 ~ f/16
f/1.4 ~ f/16
f/2 ~ f/22
Autofocus
Yes
Yes
Yes
Focal Length
20 mm
50 mm
35 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Yes
Performance
Max Magnification
0.14x
0.18x
0.18x
Min Focus Distance
300 mm / 11.81 in
400 mm / 15.75 in
270 mm / 10.63 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2015-10-16
2014-01-06
2020-12-01
Made In
Japan
Japan
Japan
Reviews
Neofiliac score
55%
74%
83%
Pros
- High level of resolution
- Bright maximum aperture
- Exceptional sharpness
- Solid build quality
- Bright maximum aperture
- Excellent build quality
- Very sharp
- High contrast
- Weather-sealed
- Comes with physical aperture ring
- Fast autofocus
Cons
- Large and heavy
- Lacks front filter thread
- Lacks weather sealing
- On the heavy side
- Aperture ring cannot be switched to clickless
- Focus breathing is visible
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