Comparison of Sigma 85mm ƒ/1.4 DG HSM Art and Sigma 180mm ƒ/2.8 EX DG OS HSM APO Macro

Attribute	Sigma 180mm ƒ/2.8 EX DG OS HSM APO Macro ×	Sigma 85mm ƒ/1.4 DG HSM Art ×
Filter Size (mm)	86	86
Notes	Optical Stabilizer (OS) technology offers shutter speeds approximately four stops slower than would otherwise be possible. AF mounts: Canon, Nikon, S	Available AF Mounts: Canon EF, L-Mount, Nikon F, Sony E and Sigma SA.
Closest Focus (m)	0.47	0.85
Magnification Ratio (x)	1	0.12
Type	Telephoto Prime Macro	Telephoto Prime
Length (mm)	203.9	126.2
APS Equivalent	1.5x: 270mm; 1.6x: 288mm	1.5x: 128mm; 1.6x: 136mm
Diagonal Angle of View (degree)	13.70	28.60
Image Circle	35mm	35mm
Focal Length (mm)	180.00	85.00
Brand	Sigma	Sigma
Name	Sigma 180mm ƒ/2.8 EX DG OS HSM APO Macro	Sigma 85mm ƒ/1.4 DG HSM Art
Weight (g)	1.64	1.135
Aperture (f)	2.80 - 22.00	1.40 - 16.00
Diaphragm Blades	9	9
Diaphragm Blades Type	rounded	rounded
Lens Construction	19 elements in 14 groups, including 3 FLD ("F" Low Dispersion) glass elements	14 elements in 12 groups, including 2 SLD (special low dispersion) glass elements and 1 element with a high rate of anomalous partial dispersion and
Diameter (mm)	95	94.7
Focus Details	Internal with focus limiter; HSM with full-time manual focus override	HSM (Hyper Sonic Motor) with A/M Switch