Comparison of Nikon 70-300mm f/4.5-5.6 1 Nikkor VR and Vivitar 100-400mm f/4.5-6.7 Series 1 AF

Attribute	Vivitar 100-400mm f/4.5-6.7 Series 1 AF ×	Nikon 70-300mm f/4.5-5.6 1 Nikkor VR ×
Aperture (f)	4.50 - 32.00	4.50 - 16.00
Filter Size (mm)	67	62
Notes	Available AF mounts: Canon, Minolta, Nikon, Pentax	For use with Nikon 1 compact system cameras. 2.7x conversion factor. VR image stabilization. Included Accessories: Lens hood, front and rear lens cap
Focus Details	AF/MF switch	AF with Full/Limit switch
Closest Focus (m)	2	1
Zoom System	Push-Pull	Rotary
Lens Construction	12 elements in 9 groups	16 elements in 10 groups, including 1 Super ED glass element; Nano Crystal Coating
Focal Length (mm)	100.00 - 400.00	70.00 - 300.00
APS Equivalent	1.5x: 150 - 600mm; 1.6x: 160 - 640mm	189 - 810mm
Brand	Vivitar	Nikon
Image Circle	35mm	Nikon 1 (CX Format)
Name	Vivitar 100-400mm f/4.5-6.7 Series 1 AF	Nikon 70-300mm f/4.5-5.6 1 Nikkor VR
Weight (g)	740	550
Type	Telephoto Zoom	Telephoto Zoom
Diaphragm Blades Type	-	rounded
Diaphragm Blades	-	7
Diagonal Angle of View (degree)	6.40 - 24.00	3.00 - 13.00
Length (mm)	162	108
Magnification Ratio (x)	0.25	-
Diameter (mm)	74.2	72.6