Compare Sigma 28mm F1.4 DG HSM vs Sigma 14mm F1.8 DG HSM vs Sony 50mm F1.4 ZA
Construction
Aperture Blades
9 blades
9 blades
11 blades
Colors
Black
Black
Form Factor
Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Normal Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Distance scale
Distance 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 E-mount, Leica L-mount
Sony E-mount
Motor
Ring-type ultrasonic
Ring-type ultrasonic
Ring-type ultrasonic
Optical Formula | Elements
17 elements
16 elements
12 elements
Optical Formula | Groups
12 groups
11 groups
9 groups
Optical Formula | Special Glass
Three SLD + two FLD elements groups
Three FLD and four SLD elements groups
2 aspherical + 1 ED element + Zeiss T* coating groups
Dimensions
Filter Diameter
77 mm / 3.03 in
72 mm / 2.83 in
Size | Diameter
83 mm / 3.27 in
95 mm / 3.74 in
84 mm / 3.31 in
Size | Length
108 mm / 4.25 in
126 mm / 4.96 in
108 mm / 4.25 in
Weight
865 g / 30.57 oz
1170 g / 41.34 oz
778 g / 27.49 oz
Function
Angle Of View
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical
114.2° Diagonal | 104.3° Horizontal | 81.2° Vertical
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical
Aperture
f/1.4 ~ f/16
f/1.8 ~ f/16
f/1.4 ~ f/16
Autofocus
Yes
Yes
Yes
Focal Length
28 mm
14 mm
50 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
Yes
Performance
Max Magnification
0.19x
0.1x
0.15x
Min Focus Distance
280 mm / 11.02 in
270 mm / 10.63 in
450 mm / 17.72 in
Production
Accessory
Lens hood included
Lens hood included
Lens Hood: ALC-SH143 (supplied)
Debut
2018-09-25
2017-02-21
2016-07-11
Made In
Japan
Japan
Model Name
SEL50F14Z
Reviews
Neofiliac score
83%
55%
88%
Pros
- Good optical performance
- Bright maximum aperture
- Weather-sealed
- Excellent image quality
- Very well built
- Exceptional sharpness
- Bright maximum aperture
- Weather-sealed
- Declickable aperture ring
Cons
- On the heavy side
- Released rather late in the DSLR Art line (DG HSM)
- Notable comatic aberration
- Very large and heavy
- Lacks front filter thread
- A bit heavy
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