Compare Samyang 20mm F1.8 ED AS UMC vs Canon EF 11-24mm F4L USM vs Canon EF-S 10-18mm F4.5–5.6 IS STM

[[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"7 blades"},{"Ft":"Construction","Fn":"Form Factor","Fv":"Ultra Wide-Angle Prime Lens"},{"Ft":"Construction","Fn":"Image Size","Fv":"Full-Frame"},{"Ft":"Construction","Fn":"Lens Barrel","Fv":"Physical aperture ring, Distance scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"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"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"13 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"12 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"Two aspherical + 3 ED elements, Ultra Multi Coating groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"77 mm / 3.03 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"83 mm / 3.27 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"88 mm / 3.46 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"497 g / 17.56 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"94.5° Diagonal | 84.0° Horizontal | 61.9° Vertical"},{"Ft":"Function","Fn":"Aperture","Fv":"f/1.8 ~ f/22"},{"Ft":"Function","Fn":"Autofocus","Fv":"No"},{"Ft":"Function","Fn":"Focal Length","Fv":"20 mm"},{"Ft":"Function","Fn":"Focus Type","Fv":"Internal"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"No"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"200 mm / 7.87 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens hood included"},{"Ft":"Production","Fn":"Debut","Fv":"2016-08-08"}],[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"9 blades, Circular aperture"},{"Ft":"Construction","Fn":"Colors","Fv":"Black"},{"Ft":"Construction","Fn":"Form Factor","Fv":"Ultra Wide-Angle Zoom Lens"},{"Ft":"Construction","Fn":"Image Size","Fv":"Full-Frame"},{"Ft":"Construction","Fn":"Lens Barrel","Fv":"Distance scale"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Canon EF-mount"},{"Ft":"Construction","Fn":"Motor","Fv":"Ultrasonic"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"16 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"11 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"Four aspherical, one Super UD, one ED elements. Sub-wavelength structure, air sphere, super spectra, and fluorine coatings. groups"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"108 mm / 4.25 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"132 mm / 5.20 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"1180 g / 41.70 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"126.1° Diagonal | 117.1° Horizontal | 95.0° Vertical (wide) ~ 84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (tele)"},{"Ft":"Function","Fn":"Aperture","Fv":"f/4 ~ f/22"},{"Ft":"Function","Fn":"Autofocus","Fv":"Yes"},{"Ft":"Function","Fn":"Focal Length","Fv":"11 mm ~ 24 mm"},{"Ft":"Function","Fn":"Focus Type","Fv":"Internal"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"No"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"Yes"},{"Ft":"Function","Fn":"Zoom Type","Fv":"Internal zoom"},{"Ft":"Performance","Fn":"Max Magnification","Fv":"0.16x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"280 mm / 11.02 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens hood included"},{"Ft":"Production","Fn":"Debut","Fv":"2015-02-06"}],[{"Ft":"Construction","Fn":"Aperture Blades","Fv":"7 blades"},{"Ft":"Construction","Fn":"Form Factor","Fv":"Ultra Wide-Angle Zoom Lens"},{"Ft":"Construction","Fn":"Image Size","Fv":"APS-C"},{"Ft":"Construction","Fn":"Lens Mount","Fv":"Canon EF-mount"},{"Ft":"Construction","Fn":"Motor","Fv":"Stepper motor"},{"Ft":"Construction","Fn":"Optical Formula | Elements","Fv":"14 elements"},{"Ft":"Construction","Fn":"Optical Formula | Groups","Fv":"11 groups"},{"Ft":"Construction","Fn":"Optical Formula | Special Glass","Fv":"UD lens element and enhanced lens coatings groups"},{"Ft":"Dimensions","Fn":"Filter Diameter","Fv":"67 mm / 2.64 in"},{"Ft":"Dimensions","Fn":"Size | Diameter","Fv":"75 mm / 2.95 in"},{"Ft":"Dimensions","Fn":"Size | Length","Fv":"72 mm / 2.83 in"},{"Ft":"Dimensions","Fn":"Weight","Fv":"240 g / 8.48 oz"},{"Ft":"Function","Fn":"Angle Of View","Fv":"107.1° Diagonal | 96.7° Horizontal | 73.7° Vertical (wide) ~ 73.9° Diagonal | 64.0° Horizontal | 45.2° Vertical (tele)"},{"Ft":"Function","Fn":"Aperture","Fv":"f/4.5–5.6 ~ f/22–29"},{"Ft":"Function","Fn":"Autofocus","Fv":"Yes"},{"Ft":"Function","Fn":"Crop Factor","Fv":"1.6"},{"Ft":"Function","Fn":"Focal Length","Fv":"10 mm ~ 18 mm"},{"Ft":"Function","Fn":"Focal Length (35mm Equivalent)","Fv":"16.0 mm ~ 28.8 mm"},{"Ft":"Function","Fn":"Focus Type","Fv":"Internal"},{"Ft":"Function","Fn":"Image Stabilization","Fv":"Yes"},{"Ft":"Function","Fn":"Weather Resistance","Fv":"No"},{"Ft":"Function","Fn":"Zoom Type","Fv":"Internal zoom"},{"Ft":"Performance","Fn":"Max Magnification","Fv":"0.15x"},{"Ft":"Performance","Fn":"Min Focus Distance","Fv":"220 mm / 8.66 in"},{"Ft":"Production","Fn":"Accessory","Fv":"Lens Hood: EW-73 C (sold separately)"},{"Ft":"Production","Fn":"Debut","Fv":"2014-05-13"}]]