Comparison of Nikon 120-300mm f/2.8E FL ED SR VR AF-S Nikkor and Sigma 70-200mm f/2.8 DG OS HSM Sports

Attribute	Nikon 120-300mm f/2.8E FL ED SR VR AF-S Nikkor ×	Sigma 70-200mm f/2.8 DG OS HSM Sports ×
Aperture (f)	2.80 - 22.00	2.80 - 22.00
Filter Size (mm)	112	82
Notes	Optical image stabilization; Weather-resistant	Optical Image Stabilization; Available AF Mounts: Sigma SA, Canon EF, Nikon F
Closest Focus (m)	2	1.2
Magnification Ratio (x)	0.16	0.21
Zoom System	Rotary	Rotary; Internal
Type	Telephoto Zoom	Telephoto Zoom
APS Equivalent	1.5x: 180 - 450mm	1.5x: 105 - 300mm; 1.6x: 112 - 320mm
Diaphragm Blades	9	11
Image Circle	35mm	35mm
Focal Length (mm)	120.00 - 300.00	70.00 - 200.00
Brand	Nikon	Sigma
Name	Nikon 120-300mm f/2.8E FL ED SR VR AF-S Nikkor	Sigma 70-200mm f/2.8 DG OS HSM Sports
Weight (g)	3250	1805
Diaphragm Blades Type	rounded	rounded
Lens Construction	25 elements in 19 groups, including 1 ED lens element, 2 fluorite elements,1 SR element; Nano Crystal and ARNEO coats	24 elements in 22 groups, including 1 SLD and 9 FLD elements
Diagonal Angle of View (degree)	8.20 - 20.30	12.30 - 34.30
Length (mm)	303.5	202.9
Diameter (mm)	128	94.2
Focus Details	Internal; AF-S with AM/MA/M switch, focus limiter, memory recall	Internal; HSM with full-time manual override; Focus mode, hold and limit switches