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Compare Sigma 20mm F1.4 DG HSM vs Nikon 20mm F1.8G

Construction

Aperture Blades
9 blades, Rounded blades
7 blades, Rounded blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Lens Barrel
Distance scale
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount, Sony E-mount, Leica L-mount
Nikon F-mount
Material
Composite
Motor
Ring-type ultrasonic
Ultrasonic
Optical Formula | Elements
15 elements
13 elements
Optical Formula | Groups
11 groups
11 groups
Optical Formula | Special Glass
Two FLD, five SLD elements + Super Multi-Layer coating groups
2 ED, 2 aspherical 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
81 mm / 3.19 in
Weight
950 g / 33.57 oz
355 g / 12.54 oz

Function

Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
Aperture
f/1.4 ~ f/16
f/1.8 ~ f/16
Autofocus
Yes
Focal Length
20 mm
20 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
No

Performance

Max Magnification
0.14x
0.23x
Min Focus Distance
300 mm / 11.81 in
200 mm / 7.87 in

Production

Accessory
Lens hood included
Lens Hood: HB-72 (supplied), CL-1015 soft lens case
Debut
2015-10-16
2014-09-12
Made In
Japan

Reviews

Neofiliac score
55%
78%
Pros
  • High level of resolution
  • Bright maximum aperture
  • Good sharpness
  • Well corrected
Cons
  • Large and heavy
  • Lacks front filter thread
  • Lacks weather sealing
  • Lacks weather sealing

Price

Offers (incl. referral links)
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