Comparison of Nikon 85mm ƒ/1.4G AF-S Nikkor and Sigma 85mm f/1.4 DG DN Art

Attribute	Sigma 85mm f/1.4 DG DN Art ×	Nikon 85mm ƒ/1.4G AF-S Nikkor ×
Filter Size (mm)	77	77
Notes	Available AF Mounts: L Mount, E Mount.	Nikon Nano Crystal Coat (N), Nikon Super Integrated Coating (SIC); Included Accessories: HB-55 Lens Hood and CL-1118 Semi-soft Lens Case.
Closest Focus (m)	0.85	0.85
Magnification Ratio (x)	0.12	0.12
Type	Telephoto Prime	Prime
Length (mm)	96.1	84
APS Equivalent	1.5x: 128mm	127mm
Diagonal Angle of View (degree)	28.60	28.50
Image Circle	35mm	35mm
Focal Length (mm)	85.00	85.00
Brand	Sigma	Nikon
Name	Sigma 85mm f/1.4 DG DN Art	Nikon 85mm ƒ/1.4G AF-S Nikkor
Weight (g)	625	660
Aperture (f)	1.40 - 16.00	1.40 - 16.00
Diaphragm Blades	11	9
Diaphragm Blades Type	rounded	rounded
Lens Construction	15 elements in 11 groups, including 5 SLD (special low dispersion) glass elements and 1 aspherical element	10 elements in 9 groups
Diameter (mm)	82.8	86.2
Focus Details	Stepping motor with A/M Switch	AF-S with Silent Wave Motor (SWM) and internal focusing; M/A focus mode switch