Compare Sigma 14-24mm F2.8 DG HSM vs Sigma 20mm F1.4 DG HSM vs Sony FE 28mm F2
Construction
Aperture Blades
9 blades
9 blades, Rounded blades
9 blades
Colors
Black
Black
Black
Form Factor
Ultra Wide-Angle Zoom Lens
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Distance scale
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount, Sony E-mount, Leica L-mount
Sony E-mount
Material
Magnesium alloy
Motor
Ring-type ultrasonic
Ring-type ultrasonic
Stepper motor
Optical Formula | Elements
17 elements
15 elements
9 elements
Optical Formula | Groups
11 groups
11 groups
8 groups
Optical Formula | Special Glass
1 aspherical + 3 SLD + 3 FLD elements groups
Two FLD, five SLD elements + Super Multi-Layer coating groups
Three aspherical, two ED elements groups
Dimensions
Filter Diameter
49 mm / 1.93 in
Size | Diameter
96 mm / 3.78 in
91 mm / 3.58 in
64 mm / 2.52 in
Size | Length
135 mm / 5.31 in
130 mm / 5.12 in
60 mm / 2.36 in
Weight
1150 g / 40.64 oz
950 g / 33.57 oz
200 g / 7.07 oz
Function
Angle Of View
114.2° Diagonal | 104.3° Horizontal | 81.2° Vertical (wide) ~ 84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (tele)
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical
Aperture
f/2.8 ~ f/22
f/1.4 ~ f/16
f/2 ~ f/22
Autofocus
Yes
Yes
Yes
Focal Length
14 mm ~ 24 mm
20 mm
28 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
Yes
No
No
Zoom Type
External zoom
Performance
Max Magnification
0.18x
0.14x
0.13x
Min Focus Distance
240 mm / 9.45 in
300 mm / 11.81 in
290 mm / 11.42 in
Production
Accessory
Lens hood included
Lens hood included
Lens Hood: ALC-SH112 (sold separately)
Debut
2018-02-09
2015-10-16
2015-03-04
Made In
Japan
Japan
Model Name
SEL28F20
Reviews
Neofiliac score
46%
55%
62%
Pros
- Weather-sealed
- Excellent sharpness
- High level of resolution
- Bright maximum aperture
- Compact and lightweight
- Good for walking around
- Compatible with a couple of wide-angle converters
Cons
- Large and heavy
- Lacks front filter thread
- Not as good as the DG DN version
- Large and heavy
- Lacks front filter thread
- Lacks weather sealing
- Lacks weather sealing
- Not the sharpest
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