Comparison of Laowa 15mm f/4 1:1 Macro and Tokina 17mm f/3.5 AT-X 17 AF PRO Aspherical

Attribute	Laowa 15mm f/4 1:1 Macro ×	Tokina 17mm f/3.5 AT-X 17 AF PRO Aspherical ×
Magnification Ratio (x)	1	0.11
Filter Size (mm)	77	77
Focus Details	Internal; Manual Focus only	Internal with Focus Clutch mechanism
Closest Focus (m)	0.12	0.25
Lens Construction	12 elements in 9 groups, including 1 ED and 3 HR elements	11 elements in 9 groups, including 1 aspherical element
Length (mm)	64.7	57
Focal Length (mm)	15.00	17.00
Diaphragm Blades Type	rounded	-
Brand	Laowa	Tokina
Image Circle	35mm	35mm
Name	Laowa 15mm f/4 1:1 Macro	Tokina 17mm f/3.5 AT-X 17 AF PRO Aspherical
Weight (g)	410	435
Type	Wide Macro Prime	Wide Prime
Notes	Up to +/- 6mm shift is possible (APS-C sensors only); Petal-shaped lens hood included; Available mounts: Canon EF, Nikon F, Pentax K, Sony A, Sony E	Available AF Mounts: Canon, Minolta, Nikon; Included Accessories: Flower type lens hood
APS Equivalent	1.5x: 22.5mm; 1.6x: 24mm	1.5x: 25.5mm; 1.6x: 27.2mm
Aperture (f)	4.00 - 32.00	3.50 - 22.00
Diaphragm Blades	14	7
Diagonal Angle of View (degree)	110.00	103.70
Diameter (mm)	83.8	84