Compare Sigma 20mm F1.4 DG HSM vs Sigma 16-28mm F2.8 DG DN vs SIGMA 28-70mm F2.8 DG DN
Construction
Aperture Blades
9 blades, Rounded blades
9 blades, Rounded blades
9 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Zoom Lens
Standard Zoom Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount, Sony E-mount, Leica L-mount
Leica L-mount, Sony E-mount
Leica L-mount, Sony E-mount
Material
Magnesium alloy
Motor
Ring-type ultrasonic
Stepper motor
Stepper motor
Optical Formula | Elements
15 elements
16 elements
16 elements
Optical Formula | Groups
11 groups
11 groups
12 groups
Optical Formula | Special Glass
Two FLD, five SLD elements + Super Multi-Layer coating groups
5 FLD, 4 aspherical groups
2 FLD + 2 SLD + 3 aspherical elements, Nano Porous + Super Multi-Layer coating groups
Dimensions
Filter Diameter
72 mm / 2.83 in
67 mm / 2.64 in
Size | Diameter
91 mm / 3.58 in
77 mm / 3.03 in
72 mm / 2.83 in
Size | Length
130 mm / 5.12 in
101 mm / 3.98 in
102 mm / 4.02 in
Weight
950 g / 33.57 oz
450 g / 15.90 oz
470 g / 16.61 oz
Function
Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
107.1° Diagonal | 96.7° Horizontal | 73.7° Vertical (wide) ~ 75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical (tele)
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical (wide) ~ 34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (tele)
Aperture
f/1.4 ~ f/16
f/2.8 ~ f/22
f/2.8 ~ f/22
Autofocus
Yes
Yes
Yes
Focal Length
20 mm
16 mm ~ 28 mm
28 mm ~ 70 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
Yes
Yes
Zoom Type
Internal zoom
External zoom
Performance
Max Magnification
0.14x
0.18x
0.3x
Min Focus Distance
300 mm / 11.81 in
250 mm / 9.84 in
190 mm / 7.48 in
Production
Accessory
Lens hood included
Lens Hood: LH756-01 (supplied)
Lens hood included
Debut
2015-10-16
2022-06-01
2021-02-24
Made In
Japan
Japan
Reviews
Neofiliac score
55%
76%
74%
Pros
- High level of resolution
- Bright maximum aperture
- Internal zoom
- Weather-sealed
- Good image quality
- Quite compact for what it is
- Weather-sealed
- Lightweight and compact
- Good image quality
- Fast autofocus
Cons
- Large and heavy
- Lacks front filter thread
- Lacks weather sealing
- External zoom without zoom lock
- Vignetting at 70mm
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