Comparison of Nikon 120-300mm f/2.8E FL ED SR VR AF-S Nikkor and Tokina 300mm f/2.8 AT-X 300 AF PRO

Attribute	Nikon 120-300mm f/2.8E FL ED SR VR AF-S Nikkor ×	Tokina 300mm f/2.8 AT-X 300 AF PRO ×
Filter Size (mm)	112	112
Closest Focus (m)	2	2.4
Magnification Ratio (x)	0.16	-
Length (mm)	303.5	187
Focus Details	Internal; AF-S with AM/MA/M switch, focus limiter, memory recall	Internal
Diaphragm Blades Type	rounded	-
Zoom System	Rotary	-
Image Circle	35mm	35mm
Focal Length (mm)	120.00 - 300.00	300.00
Name	Nikon 120-300mm f/2.8E FL ED SR VR AF-S Nikkor	Tokina 300mm f/2.8 AT-X 300 AF PRO
Brand	Nikon	Tokina
Weight (g)	3250	2300
Type	Telephoto Zoom	Telephoto Prime
Lens Construction	25 elements in 19 groups, including 1 ED lens element, 2 fluorite elements,1 SR element; Nano Crystal and ARNEO coats	9 elements in 7 groups, including 2 SD elements
Notes	Optical image stabilization; Weather-resistant	Available AF Mounts: Canon, Minolta, Nikon; Included Accessories: Lens Hood, Fitted Soft Case
APS Equivalent	1.5x: 180 - 450mm	1.5x: 450mm; 1.6x: 480mm
Aperture (f)	2.80 - 22.00	2.80 - 32.00
Diaphragm Blades	9	9
Diagonal Angle of View (degree)	8.20 - 20.30	8.20
Diameter (mm)	128	117