Comparison of Sigma 50mm ƒ/1.4 DG HSM Art and Sony FE 50mm f/1.4 ZA SSM Zeiss Planar T* SEL50F14Z

Attribute	Sigma 50mm ƒ/1.4 DG HSM Art ×	Sony FE 50mm f/1.4 ZA SSM Zeiss Planar T* SEL50F14Z ×
Filter Size (mm)	77	72
Notes	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	For Sony E-mount; Moisture- and Dust-proof; Aperture Ring has On/Off Switch
Closest Focus (m)	0.4	0.45
Magnification Ratio (x)	0.18	0.15
Type	Standard Prime	Standard Prime
Length (mm)	99.9	108
APS Equivalent	1.5x: 75mm; 1.6x: 80mm	75mm
Diagonal Angle of View (degree)	46.80	47.00
Image Circle	35mm	35mm
Focal Length (mm)	50.00	50.00
Brand	Sigma	Sony
Name	Sigma 50mm ƒ/1.4 DG HSM Art	Sony FE 50mm f/1.4 ZA SSM Zeiss Planar T* SEL50F14Z
Weight (g)	810	778
Aperture (f)	1.40 - 16.00	1.40 - 16.00
Diaphragm Blades	9	11
Diaphragm Blades Type	rounded	circular
Lens Construction	13 elements in 8 groups, including 1 aspherical and 3 SLD elements	12 elements in 9 groups, with 1 ED and 2 aspherical elements including 1 AA element
Diameter (mm)	85.4	83.5
Focus Details	HSM, with full-time manual focus override	Internal, with SSM (Super Sonic wave Motor); AF/MF Switch