Compare Sigma 24-35mm F2 DG HSM vs Sigma 18-35mm F1.8 DC HSM vs Tokina AT-X 14-20mm F2 Pro
Construction
Aperture Blades
9 blades, Rounded diaphragm
9 blades, Rounded diaphragm
9 blades
Colors
Black
Form Factor
Zoom Lens
Zoom Lens
Wide-Angle Zoom Lens
Image Size
Full-Frame
APS-C
APS-C
Lens Barrel
Distance scale
Distance scale
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount
Canon EF-mount, Nikon F-mount, Pentax K-mount, Sigma SA-mount, Sony A-mount
Canon EF-mount, Nikon F-mount
Motor
Ring-type ultrasonic
Ring-type ultrasonic
Optical Formula | Elements
18 elements
17 elements
13 elements
Optical Formula | Groups
13 groups
12 groups
11 groups
Optical Formula | Special Glass
1 FLD element, 7 SLD glass elements, 2 aspherical elements groups
5 SLD glass elements, 4 glassmold aspherical elements groups
2 super low dispersion + multilayer film coating groups
Dimensions
Filter Diameter
82 mm / 3.23 in
72 mm / 2.83 in
82 mm / 3.23 in
Size | Diameter
88 mm / 3.46 in
78 mm / 3.07 in
89 mm / 3.50 in
Size | Length
123 mm / 4.84 in
121 mm / 4.76 in
106 mm / 4.17 in
Weight
940 g / 33.22 oz
810 g / 28.62 oz
725 g / 25.62 oz
Function
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 63.5° Diagonal | 54.4° Horizontal | 37.8° Vertical (tele)
77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (wide) ~ 44.8° Diagonal | 37.8° Horizontal | 25.8° Vertical (tele)
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical (wide) ~ 71.6° Diagonal | 61.9° Horizontal | 43.6° Vertical (tele)
Aperture
f/2 ~ f/16
f/1.8 ~ f/16
f/2 ~ f/22
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
1.5
Focal Length
24 mm ~ 35 mm
18 mm ~ 35 mm
14 mm ~ 20 mm
Focal Length (35mm Equivalent)
27.0 mm ~ 52.5 mm
21.0 mm ~ 30.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
Zoom Type
Internal zoom
Internal zoom
Internal zoom
Performance
Max Magnification
0.23x
0.23x
0.12x
Min Focus Distance
280 mm / 11.02 in
280 mm / 11.02 in
280 mm / 11.02 in
Production
Accessory
Lens Hood: LH876-03 (supplied)
Lens Hood: LH780-03 (supplied)
Lens Hood: BH-823 (supplied)
Debut
2015-06-19
2013-04-18
2015-12-28
Made In
Japan
Japan
Reviews
Neofiliac score
74%
65%
50%
Pros
- Unique f/2 wide-angle zoom
- Internal zoom
- Superb image quality
- Internal zoom
- High levels of resolution
- Internal zoom
- Good image quality
Cons
- Rather heavy
- 24mm and 35mm are so close that a single 24mm prime might be better
- Rather large and heavy for an APS-C lens
- Lacks weather sealing
- Very large and heavy for an APS-C lens
- Not as well built as some alternatives
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