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Compare Sigma 20mm F1.4 DG HSM vs Zeiss Batis 18mm F2.8

Construction

Aperture Blades
9 blades, Rounded blades
Colors
Black
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, DoF scale
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount, Sony E-mount, Leica L-mount
Sony E-mount
Motor
Ring-type ultrasonic
Linear Motor
Optical Formula | Elements
15 elements
11 elements
Optical Formula | Groups
11 groups
10 groups
Optical Formula | Special Glass
Two FLD, five SLD elements + Super Multi-Layer coating groups
4 aspherical, 7 'special glass' elements groups

Dimensions

Filter Diameter
77 mm / 3.03 in
Size | Diameter
91 mm / 3.58 in
78 mm / 3.07 in
Size | Length
130 mm / 5.12 in
80 mm / 3.15 in
Weight
950 g / 33.57 oz
330 g / 11.66 oz

Function

Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
100.5° Diagonal | 90.0° Horizontal | 67.4° Vertical
Aperture
f/1.4 ~ f/16
f/2.8 ~ f/22
Autofocus
Yes
Yes
Focal Length
20 mm
18 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
Yes

Performance

Max Magnification
0.14x
0.11
Min Focus Distance
300 mm / 11.81 in
250 mm / 9.84 in

Production

Accessory
Lens hood included
Lens hood included
Debut
2015-10-16
2016-04-14
Made In
Japan

Reviews

Neofiliac score
55%
86%
Pros
  • High level of resolution
  • Bright maximum aperture
  • Weather-sealed
  • OLED display
  • Quite lightweight for its focal length
Cons
  • Large and heavy
  • Lacks front filter thread
  • Lacks weather sealing

Price

Offers (incl. referral links)
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