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Compare Samyang 16mm F2 ED AS UMC CS vs Pentax-DA 11-18mm F2.8

Construction

Aperture Blades
8 blades
Form Factor
Wide-Angle Prime Lens
Ultra Wide-Angle Zoom Lens
Image Size
APS-C
APS-C
Lens Barrel
Physical aperture ring, Distance scale
Distance scale
Lens Mount
Canon EF-M-mount, Canon EF-mount, Micro Four Thirds-mount, Fujifilm X-mount, Micro Four Thirds-mount, Nikon F-mount, Pentax K-mount, Samsung NX-mount, Sony A-mount, Sony E-mount
Pentax K-mount
Material
Metal barrel, metal mount
Optical Formula | Elements
13 elements
Optical Formula | Groups
11 groups
Optical Formula | Special Glass
1 ED glass element, 1 aspheric element, 1 hybrid aspheric element groups

Dimensions

Filter Diameter
77 mm / 3.03 in
Size | Diameter
83 mm / 3.27 in
Size | Length
89 mm / 3.50 in
Weight
583 g / 20.60 oz

Function

Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical
105.4° Diagonal | 95.0° Horizontal | 72.1° Vertical (wide) ~ 77.4° Diagonal | 67.4° Horizontal | 47.9° Vertical (tele)
Aperture
f/2 ~ f/22
f/2.8
Autofocus
No
Yes
Crop Factor
1.5
1.5
Focal Length
16 mm
11 mm ~ 18 mm
Focal Length (35mm Equivalent)
24.0 mm
16.5 mm ~ 27.0 mm
Image Stabilization
No
No
Zoom Type
External zoom

Performance

Min Focus Distance
200 mm / 7.87 in

Production

Accessory
Lens hood included
Lens hood included
Debut
2013-06-13
2017-10-26

Reviews

Neofiliac score
50%
40%
Pros
  • A bit large for an APS-C lens
  • Good build quality
  • Good center resolution
Cons
  • Not the best grade of build
  • Not the strongest IQ
  • Lacks front filter thread
  • Expensive for an APS-C wide-angle zoom

Price

Offers (incl. referral links)
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