Comparison of Nikon 70-200mm ƒ/4G ED VR AF-S Nikkor and Tamron 70-210mm f/4 Di VC USD (Model A034)

Attribute	Tamron 70-210mm f/4 Di VC USD (Model A034) ×	Nikon 70-200mm ƒ/4G ED VR AF-S Nikkor ×
Aperture (f)	4.00 - 32.00	2.80 - 32.00
Filter Size (mm)	67	67
Notes	Moisture-Resistant Construction; Image Stabilized (CIPA rated to 4-stops); Available mounts: Canon EF, Nikon F	VR Image Stabilization with up to 5-stops of compensation
Closest Focus (m)	0.95	1
Magnification Ratio (x)	0.32	0.274
Zoom System	Rotary	Rotating
Type	Telephoto Zoom	Telephoto Zoom
APS Equivalent	1.5x: 105 - 315mm; 1.6x: 112 - 336mm	105 - 300mm
Diaphragm Blades	9	9
Image Circle	35mm	35mm
Focal Length (mm)	70.00 - 210.00	70.00 - 200.00
Brand	Tamron	Nikon
Name	Tamron 70-210mm f/4 Di VC USD (Model A034)	Nikon 70-200mm ƒ/4G ED VR AF-S Nikkor
Weight (g)	859	830
Diaphragm Blades Type	rounded	rounded
Lens Construction	20 elements in 14 groups, including 3 LD (Low Dispersion) elements; Fluorine Coating	20 elements in 14 groups, including 3 ED elements
Diagonal Angle of View (degree)	11.80 - 34.30	12.30 - 34.30
Length (mm)	175	178
Diameter (mm)	76	70
Focus Details	Internal using USD (Ultrasonic Silent Drive) motor with continuous manual focus override; AF/MF switch	Autofocus with full-time manual override; MA/A switch; Silent Wave Motor; Internal focus