Compare Sigma 20mm F1.4 DG HSM vs Canon EF 16-35mm F2.8L III
Construction
Aperture Blades
9 blades, Rounded blades
9 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Wide-Angle Zoom 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
Canon EF-mount
Motor
Ring-type ultrasonic
Ring-type ultrasonic
Optical Formula | Elements
15 elements
16 elements
Optical Formula | Groups
11 groups
11 groups
Optical Formula | Special Glass
Two FLD, five SLD elements + Super Multi-Layer coating groups
1 dual-surface aspherical, 1 aspherical + fluorine, Air Sphere, Sub-wavelength Structure coatings groups
Dimensions
Filter Diameter
82 mm / 3.23 in
Size | Diameter
91 mm / 3.58 in
89 mm / 3.50 in
Size | Length
130 mm / 5.12 in
128 mm / 5.04 in
Weight
950 g / 33.57 oz
790 g / 27.92 oz
Function
Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
107.1° Diagonal | 96.7° Horizontal | 73.7° Vertical (wide) ~ 63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical (tele)
Aperture
f/1.4 ~ f/16
f/2.8 ~ f/22
Autofocus
Yes
Yes
Focal Length
20 mm
16 mm ~ 35 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
Yes
Zoom Type
Internal zoom
Performance
Max Magnification
0.14x
0.25x
Min Focus Distance
300 mm / 11.81 in
280 mm / 11.02 in
Production
Accessory
Lens hood included
Lens Hood: EW-88D (supplied)
Debut
2015-10-16
2016-08-25
Made In
Japan
Reviews
Neofiliac score
55%
80%
Pros
- High level of resolution
- Bright maximum aperture
- Superb sharpness across the frame
- Internal zoom
- Weather-sealed
- Beautifully crafted
Cons
- Large and heavy
- Lacks front filter thread
- Lacks weather sealing
- A bit long
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