Compare Samyang 10mm F2.8 ED AS NCS CS vs Canon EF 11-24mm F4 vs Canon EF-S 10-18mm F4.5–5.6
Construction
Aperture Blades
6 blades, Manual aperture setting via lens ring
9 blades, Circular aperture
7 blades
Colors
Black
Form Factor
Ultra Wide-Angle Prime Lens
Ultra Wide-Angle Zoom Lens
Ultra Wide-Angle Zoom Lens
Image Size
APS-C
Full-Frame
APS-C
Lens Barrel
Physical aperture ring, Distance scale, DoF 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
Canon EF-mount
Canon EF-mount
Motor
Ultrasonic
Stepper motor
Optical Formula | Elements
14 elements
16 elements
14 elements
Optical Formula | Groups
10 groups
11 groups
11 groups
Optical Formula | Special Glass
2 aspherical elements, 1 ED glass element groups
Four aspherical, one Super UD, one ED elements. Sub-wavelength structure, air sphere, super spectra, and fluorine coatings. groups
UD lens element and enhanced lens coatings groups
Dimensions
Filter Diameter
67 mm / 2.64 in
Size | Diameter
86 mm / 3.39 in
108 mm / 4.25 in
75 mm / 2.95 in
Size | Length
77 mm / 3.03 in
132 mm / 5.20 in
72 mm / 2.83 in
Weight
580 g / 20.49 oz
1180 g / 41.70 oz
240 g / 8.48 oz
Function
Angle Of View
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical
126.1° Diagonal | 117.1° Horizontal | 95.0° Vertical (wide) ~ 84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (tele)
107.1° Diagonal | 96.7° Horizontal | 73.7° Vertical (wide) ~ 73.9° Diagonal | 64.0° Horizontal | 45.2° Vertical (tele)
Aperture
f/2.8 ~ f/22
f/4 ~ f/22
f/4.5–5.6 ~ f/22–29
Autofocus
No
Yes
Yes
Crop Factor
1.5
1.6
Focal Length
10 mm
11 mm ~ 24 mm
10 mm ~ 18 mm
Focal Length (35mm Equivalent)
15.0 mm
16.0 mm ~ 28.8 mm
Focus Type
Internal
Internal
Image Stabilization
No
No
Yes
Weather Resistance
Yes
No
Zoom Type
Internal zoom
Internal zoom
Performance
Max Magnification
0.16x
0.15x
Min Focus Distance
250 mm / 9.84 in
280 mm / 11.02 in
220 mm / 8.66 in
Production
Accessory
Lens Hood: Integrated hood (supplied)
Lens hood included
Lens Hood: EW-73 C (sold separately)
Debut
2013-12-06
2015-02-06
2014-05-13
Reviews
Neofiliac score
40%
43%
62%
Pros
- One of the widest rectilinear lens for APS-C
- Reasonable IQ
- Bright f/2.8 aperture
- One of the widest FOV available on FF
- Compelling sharpness
- Internal zoom
- Weather-sealed
- Beautiful construction
- Optically stabilized
- Light in the hand
- Internal zoom
Cons
- Lacks front filter thread
- Dark maximum aperture
- Large physical size
- On the heavy side
- Lacks front filter thread
- Dark maximum aperture
- Lens hood not included
- Lacks weather sealing
- Not the best build quality
- Not the sharpest
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