Compare SIGMA 30mm F1.4 DC DN vs Samyang 20mm F1.8 ED AS UMC vs SIGMA 16mm F1.4 DC DN
Variants
E-mount
EF-M
L-mount
MFT
E-mount
EF-M
L-mount
MFT
Construction
Aperture Blades
9 blades, Rounded blades
7 blades
9 (Rounded diaphragm)
Colors
Black
Black
Form Factor
Normal Prime Lens
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Image Size
APS-C
Full-Frame
APS-C
Lens Barrel
Physical aperture ring, Distance scale
Lens Mount
Canon EF-mount, Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Sony E-mount, Leica L-mount, Canon EF-M mount, Micro Four Thirds
Motor
Stepper motor
Stepper motor
Optical Formula | Elements
9 elements
13 elements
16 elements
Optical Formula | Groups
7 groups
12 groups
13 groups
Optical Formula | Special Glass
1 aspherical and 1 double-sided aspherical groups
Two aspherical + 3 ED elements, Ultra Multi Coating groups
Three FLD, two SLD, two aspherical groups
Dimensions
Filter Diameter
52 mm / 2.05 in
77 mm / 3.03 in
67 mm / 2.64 in
Size | Diameter
65 mm / 2.56 in
83 mm / 3.27 in
72 mm / 2.83 in
Size | Length
88 mm / 3.46 in
Weight
497 g / 17.56 oz
Function
Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
Aperture
f/1.4 ~ f/16
f/1.8 ~ f/22
f/1.4 ~ f/16
Autofocus
No
Yes
Focal Length
30 mm
20 mm
16 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
No
Yes
Performance
Max Magnification
0.14x
0.1x
Min Focus Distance
300 mm / 11.81 in
200 mm / 7.87 in
250 mm / 9.84 in
Production
Accessory
Lens Hood: LH586-01, supplied
Lens hood included
Lens Hood: LH716-01, supplied
Debut
2016-08-08
Made In
Japan
Japan
Reviews
Neofiliac score
59%
Pros
- Compact and light
- Fast autofocus
- Wide angle of view
- Fast and silent
- Rather affordable
- F1.4 aperture
- Very sharp
- Fast and silent
- Very good performance
Cons
- Difficult to upgrade firmware to V3
- Distorsion is visible in video
- Lacks weather sealing
- Not the highest grade of build
- Not as sharp as some APS-C lenses
- High chromatic aberrations
- Small aperture
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