Comparison of Sony E 70-350mm f/4.5-6.3 G OSS SEL70350G and Vivitar 100-400mm f/4.5-6.7 Series 1 AF

Attribute	Sony E 70-350mm f/4.5-6.3 G OSS SEL70350G ×	Vivitar 100-400mm f/4.5-6.7 Series 1 AF ×
Notes	Sony E-mount; Optical SteadyShot image stabilization; Dust and moisture resistant; Includes ALC-SH160 Petal-shaped lens hood.	Available AF mounts: Canon, Minolta, Nikon, Pentax
Magnification Ratio (x)	0.75	0.25
Filter Size (mm)	67	67
Length (mm)	142	162
Closest Focus (m)	1.1	2
Diagonal Angle of View (degree)	4.70 - 22.00	6.40 - 24.00
Focus Details	Internal; XD Linear Motor with Focus Hold button, AF/MF switch	AF/MF switch
Focal Length (mm)	70.00 - 350.00	100.00 - 400.00
APS Equivalent	105 - 525mm	1.5x: 150 - 600mm; 1.6x: 160 - 640mm
Brand	Sony	Vivitar
Image Circle	APS-C (Sony E-Mount)	35mm
Name	Sony E 70-350mm f/4.5-6.3 G OSS SEL70350G	Vivitar 100-400mm f/4.5-6.7 Series 1 AF
Weight (g)	625	740
Type	Telephoto Zoom	Telephoto Zoom
Aperture (f)	4.50 - 32.00	4.50 - 32.00
Diaphragm Blades	7	-
Diaphragm Blades Type	circular	-
Lens Construction	19 elements in 13 groups, including 1 aspherical and 3 ED elements	12 elements in 9 groups
Zoom System	Rotary (with Zoom Lock)	Push-Pull
Diameter (mm)	77	74.2