Compare Sigma 20mm F1.4 DG HSM vs Canon EF 11-24mm F4 vs Tokina atx-i 17-35mm F4
Variants
EF-mount
F-mount
Construction
Aperture Blades
9 blades, Rounded blades
9 blades, Circular aperture
9
Colors
Black
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Zoom Lens
Image Size
Full-Frame
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
Canon EF-mount, Nikon F-mount
Motor
Ring-type ultrasonic
Ultrasonic
Silent-Drive focusing Motor (SD-M)
Optical Formula | Elements
15 elements
16 elements
13 elements
Optical Formula | Groups
11 groups
11 groups
12 groups
Optical Formula | Special Glass
Two FLD, five SLD elements + Super Multi-Layer coating groups
Four aspherical, one Super UD, one ED elements. Sub-wavelength structure, air sphere, super spectra, and fluorine coatings. groups
Dimensions
Filter Diameter
82 mm
Size | Diameter
91 mm / 3.58 in
108 mm / 4.25 in
89 mm
Size | Length
130 mm / 5.12 in
132 mm / 5.20 in
Weight
950 g / 33.57 oz
1180 g / 41.70 oz
Function
Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
126.1° Diagonal | 117.1° Horizontal | 95.0° Vertical (wide) ~ 84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (tele)
104°-64°
Aperture
f/1.4 ~ f/16
f/4 ~ f/22
F/4 - f/22
Autofocus
Yes
Yes
Focal Length
20 mm
11 mm ~ 24 mm
17-35 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Weather Resistance
No
Yes
Zoom Type
Internal zoom
Internal Zoom
Performance
Max Magnification
0.14x
0.16x
1:4.82
Min Focus Distance
300 mm / 11.81 in
280 mm / 11.02 in
0.28 m
Production
Accessory
Lens hood included
Lens hood included
Lens Hood: BH-821
Availability
2020-12-11
Debut
2015-10-16
2015-02-06
2020-11-20
Made In
Japan
Japan
Reviews
Neofiliac score
55%
43%
Pros
- High level of resolution
- Bright maximum aperture
- One of the widest FOV available on FF
- Compelling sharpness
- Internal zoom
- Weather-sealed
- Beautiful construction
Cons
- Large and heavy
- Lacks front filter thread
- Lacks weather sealing
- Dark maximum aperture
- Large physical size
- On the heavy side
- Lacks front filter thread
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