Compare Sigma 20mm F1.4 DG HSM vs Nikon 28mm F1.4E ED
Construction
Aperture Blades
9 blades, Rounded blades
9 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Wide-Angle Prime Lens
Image Size
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
Nikon F-mount
Material
Magnesium alloy
Motor
Ring-type ultrasonic
Ring-type ultrasonic
Optical Formula | Elements
15 elements
14 elements
Optical Formula | Groups
11 groups
11 groups
Optical Formula | Special Glass
Two FLD, five SLD elements + Super Multi-Layer coating groups
3 aspherical + 2 ED element, Nano Crystal and fluorine coatings groups
Dimensions
Filter Diameter
77 mm / 3.03 in
Size | Diameter
91 mm / 3.58 in
83 mm / 3.27 in
Size | Length
130 mm / 5.12 in
101 mm / 3.98 in
Weight
950 g / 33.57 oz
645 g / 22.79 oz
Function
Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical
Aperture
f/1.4 ~ f/16
f/1.4–16 ~ f/1.4–16
Autofocus
Yes
Yes
Focal Length
20 mm
28 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
Yes
Performance
Max Magnification
0.14x
0.17x
Min Focus Distance
300 mm / 11.81 in
280 mm / 11.02 in
Production
Accessory
Lens hood included
Debut
2015-10-16
2017-05-31
Made In
Japan
Reviews
Neofiliac score
55%
86%
Pros
- High level of resolution
- Bright maximum aperture
- Bright maximum aperture
- Weather-sealed
- Excellent optical performance
- Natural perspective
Cons
- Large and heavy
- Lacks front filter thread
- Lacks weather sealing
- Quite expensive
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