Comparison of Nikon 80-200mm f/2.8D ED AF Nikkor and Sigma APO 70-200mm f/2.8 EX DG HSM

Attribute	Nikon 80-200mm f/2.8D ED AF Nikkor ×	Sigma APO 70-200mm f/2.8 EX DG HSM ×
Filter Size (mm)	77	77
Notes	Included Accessories: CL-43A Case	Available AF Mounts: [HSM version]: Sigma, Canon, Nikon; [w/o HSM]: Minolta, Pentax
Closest Focus (m)	1.5	1.8
Magnification Ratio (x)	0.17	0.13
Type	Telephoto Zoom	Telephoto Zoom
Length (mm)	188	184
APS Equivalent	120 - 300mm	1.5x: 105 - 300mm; 1.6x: 112 - 320mm
Zoom System	Rotary	Rotary with lock; Internal
Image Circle	35mm	35mm
Focal Length (mm)	80.00 - 200.00	70.00 - 200.00
Brand	Nikon	Sigma
Name	Nikon 80-200mm f/2.8D ED AF Nikkor	Sigma APO 70-200mm f/2.8 EX DG HSM
Weight (g)	1300	1270
Aperture (f)	2.80 - 22.00	2.80 - 32.00
Diaphragm Blades	9	9
Diagonal Angle of View (degree)	12.30 - 30.20	12.30 - 34.30
Lens Construction	16 elements in 11 groups, including 3 ED elements	17 elements in 14 groups, including 4 SLD elements
Diameter (mm)	86	86.2
Focus Details	Focus Limit Switch	Internal; HSM with full-time manual override