Site Title

Compare Samyang 20mm F1.8 ED AS UMC vs Tokina Firin 100mm F2.8 vs Tokina Firin 20mm F2 AF

Reviews

Neo score
59%
68%
59%
Pros
  • Rather affordable
  • 1:1 maximum magnification
  • Solid construction
  • Good optical performance
  • The best image quality from Tokina
  • Quite light
Cons
  • Lacks weather sealing
  • Not the highest grade of build
  • Slow autofocus
  • Not stabilized
  • Lacks weather sealing
  • Lacks extra features

Price

Offers (incl. referral links)

Construction

Aperture Blades
7 blades
9 blades
9 blades
Colors
Black
Black
Form Factor
Ultra Wide-Angle Prime Lens
Short Telephoto Prime Lens
Ultra Wide-Angle Prime Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Physical aperture ring, Distance scale
Lens Mount
Canon EF-mount, Canon EF-M-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Sony E-mount
Sony E-mount
Motor
Ring-type ultrasonic
Optical Formula | Elements
13 elements
9 elements
13 elements
Optical Formula | Groups
12 groups
8 groups
11 groups
Optical Formula | Special Glass
Two aspherical + 3 ED elements, Ultra Multi Coating groups
Multi-coating groups
3 super-low-dispersion + 2 ED elements groups

Dimensions

Filter Diameter
77 mm / 3.03 in
55 mm / 2.17 in
62 mm / 2.44 in
Size | Diameter
83 mm / 3.27 in
74 mm / 2.91 in
73 mm / 2.87 in
Size | Length
88 mm / 3.46 in
123 mm / 4.84 in
82 mm / 3.23 in
Weight
497 g / 17.56 oz
570 g / 20.14 oz
464 g / 16.40 oz

Function

Angle Of View
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
24.4° Diagonal | 20.4° Horizontal | 13.7° Vertical
94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical
Aperture
f/1.8 ~ f/22
f/2.8 ~ f/32
f/2 ~ f/22
Autofocus
No
Yes
Focal Length
20 mm
100 mm
20 mm
Focus Type
Internal
Extending front
Internal
Image Stabilization
No
No
No
Weather Resistance
No
No

Performance

Max Magnification
1x
0.1x
Min Focus Distance
200 mm / 7.87 in
300 mm / 11.81 in
280 mm / 11.02 in

Production

Accessory
Lens hood included
Lens hood included
Lens Hood: BH-623 (supplied)
Debut
2016-08-08
2019-04-21
2018-02-22
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