Site Title

Compare Sigma 50-100mm F1.8 DC HSM vs Tokina opera 16-28mm F2.8 vs Tokina AT-X 14-20mm F2 Pro

Reviews

Neo score
46%
31%
50%
Pros
  • Superb image quality
  • Internal zoom
  • Smart clutch AF-MF mechanism
  • Internal zoom
  • Good image quality
Cons
  • Very large and heavy for an APS-C lens
  • Lacks weather sealing
  • Large and heavy
  • Lacks front filter thread
  • Narrow zoom range
  • Lacks weather sealing
  • Very large and heavy for an APS-C lens
  • Not as well built as some alternatives

Price

Offers (incl. referral links)

Construction

Aperture Blades
9 blades, Rounded blades
9 blades
9 blades
Colors
Black
Black
Black
Form Factor
Telephoto Zoom Lens
Ultra Wide-Angle Zoom Lens
Wide-Angle Zoom Lens
Image Size
APS-C
Full-Frame
APS-C
Lens Barrel
Distance scale
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount, Sigma SA-mount
Canon EF-mount, Nikon F-mount
Canon EF-mount, Nikon F-mount
Motor
Micromotor
Optical Formula | Elements
21 elements
15 elements
13 elements
Optical Formula | Groups
15 groups
13 groups
11 groups
Optical Formula | Special Glass
Three FLD, one SLD, one HRI elements groups
3 aspherical + 3 SD elements, Multi Coating groups
2 super low dispersion + multilayer film coating groups

Dimensions

Filter Diameter
82 mm / 3.23 in
82 mm / 3.23 in
Size | Diameter
94 mm / 3.70 in
89 mm / 3.50 in
89 mm / 3.50 in
Size | Length
171 mm / 6.73 in
134 mm / 5.28 in
106 mm / 4.17 in
Weight
1490 g / 52.65 oz
940 g / 33.22 oz
725 g / 25.62 oz

Function

Angle Of View
32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical (wide) ~ 16.4° Diagonal | 13.7° Horizontal | 9.1° Vertical (tele)
107.1° Diagonal | 96.7° Horizontal | 73.7° Vertical (wide) ~ 75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical (tele)
91.7° Diagonal | 81.2° Horizontal | 59.5° Vertical (wide) ~ 71.6° Diagonal | 61.9° Horizontal | 43.6° Vertical (tele)
Aperture
f/1.8 ~ f/16
f/2.8 ~ f/22
f/2 ~ f/22
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
1.5
Focal Length
50 mm ~ 100 mm
16 mm ~ 28 mm
14 mm ~ 20 mm
Focal Length (35mm Equivalent)
75.0 mm ~ 150.0 mm
21.0 mm ~ 30.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No
Zoom Type
Internal zoom
External zoom
Internal zoom

Performance

Max Magnification
0.15x
0.19x
0.12x
Min Focus Distance
950 mm / 37.40 in
280 mm / 11.02 in
280 mm / 11.02 in

Production

Accessory
Lens hood included
Lens hood included
Lens Hood: BH-823 (supplied)
Debut
2016-02-23
2019-02-22
2015-12-28
Made In
Japan
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