Comparison of Sigma APO 70-200mm f/2.8 EX DG Macro HSM and Sigma 70-200mm ƒ/2.8 EX DG OS HSM APO

Attribute	Sigma 70-200mm ƒ/2.8 EX DG OS HSM APO ×	Sigma APO 70-200mm f/2.8 EX DG Macro HSM ×
Aperture (f)	2.80 - 22.00	2.80 - 22.00
Filter Size (mm)	77	77
Notes	Image Stabilized. Available AF Mounts: Canon, Nikon, Pentax, Sigma, Sony. Included Accessories: Case, Petal-type Hood (LH850-02), Hood Adapter, Tripo	Available AF Mounts: Sigma, Canon, Nikon
Closest Focus (m)	1.4	1
Magnification Ratio (x)	0.13	0.29
Diameter (mm)	86.4	86.6
Type	Telephoto Zoom	Telephoto Zoom
APS Equivalent	1.5x: 105 - 300mm; 1.6x: 112 - 320mm	1.5x: 105 - 300mm; 1.6x: 112 - 320mm
Diaphragm Blades	9	9
Image Circle	35mm	35mm
Focal Length (mm)	70.00 - 200.00	70.00 - 200.00
Brand	Sigma	Sigma
Name	Sigma 70-200mm ƒ/2.8 EX DG OS HSM APO	Sigma APO 70-200mm f/2.8 EX DG Macro HSM
Weight (g)	1430	1380
Diagonal Angle of View (degree)	12.30 - 34.30	12.30 - 34.30
Lens Construction	22 elements in 17 groups, including 3 SLD and 2 FLD elements	18 elements in 15 groups, including 2 ELD and 2 SLD elements
Zoom System	Rotary with lock; Internal	Rotary with lock; Internal
Length (mm)	197.6	184
Diaphragm Blades Type	rounded	-
Focus Details	Internal; HSM with full-time manual override	Internal; HSM with full-time manual override