Comparison of Fujinon XF 50mm f/1.0 R WR and Sigma 50mm ƒ/1.4 DG HSM Art

Attribute	Fujinon XF 50mm f/1.0 R WR ×	Sigma 50mm ƒ/1.4 DG HSM Art ×
Filter Size (mm)	77	77
Notes	For Fujifilm X-mount; Weather- and dust-resistant; Included Accessories: Lens caps, lens hood, wrapping cloth.	Supported AF Mounts: Canon EF, Nikon F, L-Mount, Sigma SA, Sony A, Sony E. Included Accessories: front and rear lens caps, soft case, lens hood (LH83
Closest Focus (m)	0.7	0.4
Magnification Ratio (x)	0.08	0.18
Type	Telephoto Prime	Standard Prime
Length (mm)	103.5	99.9
APS Equivalent	76mm	1.5x: 75mm; 1.6x: 80mm
Diagonal Angle of View (degree)	31.70	46.80
Image Circle	APS-C (Fujifilm X-mount)	35mm
Focal Length (mm)	50.00	50.00
Brand	Fujinon	Sigma
Name	Fujinon XF 50mm f/1.0 R WR	Sigma 50mm ƒ/1.4 DG HSM Art
Weight (g)	845	810
Aperture (f)	1.00 - 16.00	1.40 - 16.00
Diaphragm Blades	9	9
Diaphragm Blades Type	rounded	rounded
Lens Construction	12 elements in 9 groups (includes 1 aspherical, 2 ED elements)	13 elements in 8 groups, including 1 aspherical and 3 SLD elements
Diameter (mm)	87	85.4
Focus Details	Inner focusing with stepper motor	HSM, with full-time manual focus override