Buy Canon EF 35mm f/1.4L II USM Lens featuring EF-Mount Lens/Full-Frame Format, Aperture Range: f/1.4 to f/22, Blue Spectrum Refractive Optics Element, Two Aspherical Elements, One UD Element, Subwavelength Coating, Ring-Type Ultrasonic Motor AF System, Full-Time Manual Focus Override, Weather-Sealed Design, Fluorine Coating, Rounded 9-Blade
One of my favorite wide-aperture 35mm lenses is the Canon EF 35mm f/1.4L II USM Lens and this lens is a worthy competitor to the Sigma 40 Art lens. In the image quality comparison at f/1.4, the Canon is a bit sharper in the center of the frame and the Sigma is a bit sharper in the periphery.