Comparison of Canon EF 14mm f/2.8L USM and Sony FE 12-24mm f/2.8 GM

Attribute	Sony FE 12-24mm f/2.8 GM ×	Canon EF 14mm f/2.8L USM ×
Notes	Sony E-mount; Dust and moisture resistant; Includes built-in petal-shaped lens hood.	Fixed, petal-type hood; rear gelatin filter holder
Aperture (f)	2.80 - 22.00	2.80 - 22.00
Closest Focus (m)	0.28	0.25
Magnification Ratio (x)	0.14	0.1
Type	Wide Zoom	Wide Prime
Focus Details	Internal with 4 Extreme Dynamic (XD) linear motors; AF/MF switch; 1 Focus hold button (Programmable)	Inner focusing; full-time manual focus and USM
APS Equivalent	18 - 36mm	22mm
Diaphragm Blades Type	circular	-
Image Circle	35mm (Full-frame E-Mount)	35mm
Focal Length (mm)	12.00 - 24.00	14.00
Brand	Sony	Canon
Name	Sony FE 12-24mm f/2.8 GM	Canon EF 14mm f/2.8L USM
Weight (g)	847	560
Diagonal Angle of View (degree)	84.00 - 122.00	114.00
Diaphragm Blades	9	5
Diameter (mm)	97.6	77
Length (mm)	137	89
Zoom System	Rotary	-
Lens Construction	17 elements in 14 groups, including 3 XA (extreme aspherical) elements, 1 Aspherical elment, 2 Super ED elemente and 3 ED glass elements	14 elements in 10 groups, including 1 aspherical element