Comparison of Sigma 35mm f/1.2 DG DN Art and Sigma 40mm f/1.4 DG HSM Art

Attribute	Sigma 35mm f/1.2 DG DN Art ×	Sigma 40mm f/1.4 DG HSM Art ×
Filter Size (mm)	82	82
Notes	Available AF Mounts: L-Mount, Sony E-Mount; Dust- and splash-proof construction	Available AF Mounts: Canon EF, Nikon F, Sigma SA and Sony E; Compatible with Sigma's USB Dock and Mount Conversion Service
Closest Focus (m)	0.3	0.4
Magnification Ratio (x)	0.2	0.15
Type	Wide Prime	Wide Prime
Length (mm)	136.2	131
APS Equivalent	1.5x: 52.5mm; 1.6x: 56mm	1.5x: 60mm; 1.6x: 64mm
Diagonal Angle of View (degree)	63.40	56.80
Image Circle	35mm	35mm
Focal Length (mm)	35.00	40.00
Brand	Sigma	Sigma
Name	Sigma 35mm f/1.2 DG DN Art	Sigma 40mm f/1.4 DG HSM Art
Weight (g)	1090	1200
Aperture (f)	1.20 - 16.00	1.40 - 16.00
Diaphragm Blades	11	9
Diaphragm Blades Type	rounded	rounded
Lens Construction	17 elements in 12 groups, including 3 SLD and 3 aspherical elements	16 elements in 12 groups, including 1 aspherical, 3 FLD and 3 SLD elements
Diameter (mm)	87.8	87.8
Focus Details	Hypersonic Motor (HSM) with full-time manual focus override; AF/MF switch; Focus Hold button	HSM (Hypersonic Motor) with full-time manual focus override