Comparison of Canon EF 24mm f/1.4L USM and Laowa 12mm f/2.8 Zero-D

Attribute	Laowa 12mm f/2.8 Zero-D ×	Canon EF 24mm f/1.4L USM ×
Diagonal Angle of View (degree)	121.96	84.00
Filter Size (mm)	100	77
Aperture (f)	2.80 - 22.00	1.40 - 22.00
Closest Focus (m)	0.18	0.25
Magnification Ratio (x)	0.2	0.16
Type	Wide Prime	Wide Prime
Focus Details	Internal manual focus only	Inner focusing; full-time manual focus and USM
APS Equivalent	1.5x: 18mm; 1.6x: 19.2mm	38mm
Diaphragm Blades	7	7
Image Circle	35mm	35mm
Focal Length (mm)	12.00	24.00
Brand	Laowa	Canon
Name	Laowa 12mm f/2.8 Zero-D	Canon EF 24mm f/1.4L USM
Weight (g)	609	550
Diameter (mm)	74.8	83
Length (mm)	82.8	77
Notes	Built-in Petal-Shape Lens Hood; Available Mounts: Canon EF, Canon RF, Nikon F, Nikon Z, Pentax K, Sony A, Sony E	-
Lens Construction	16 elements in 10 groups, including 2 aspherical and 3 ED elements; FEC coating	11 elements in 9 groups, including 1 aspherical and 1 UD element