Comparison of Sony E 16-55mm f/2.8 G SEL1655G and Tamron 17-70mm F/2.8 Di III-A VC RXD (Model B070)

Attribute	Tamron 17-70mm F/2.8 Di III-A VC RXD (Model B070) ×	Sony E 16-55mm f/2.8 G SEL1655G ×
Filter Size (mm)	67	67
Notes	Available mounts: Sony E-mount; Moisture-resisteant construction	Sony E-mount; Dust and moisture resistant; Includes ALC-SH161 Petal-shaped lens hood.
Closest Focus (m)	0.19	0.33
Magnification Ratio (x)	0.21	0.66
Diameter (mm)	74.6	73
Type	Wide Zoom	Standard Zoom
APS Equivalent	-	24 - 82.5mm
Diagonal Angle of View (degree)	23.00 - 79.90	29.00 - 83.00
Image Circle	Image Circle	APS-C (Sony E-Mount)
Focal Length (mm)	17.00 - 70.00	16.00 - 55.00
Brand	Tamron	Sony
Name	Tamron 17-70mm F/2.8 Di III-A VC RXD (Model B070)	Sony E 16-55mm f/2.8 G SEL1655G
Weight (g)	525	494
Aperture (f)	2.80 - 22.00	2.80 - 22.00
Diaphragm Blades	9	9
Diaphragm Blades Type	circular	circular
Lens Construction	16 elements in 12 groups, including 2 LD (Low Dispersion) and 3 aspherical elements (2 molded glass aspherical elements, one hybrid aspherical elemen	17 elements in 12 groups, including 2 aspherical, 2 AA (advanced aspherical) and 3 ED elements; Nano AR coating
Zoom System	Rotary	Rotary
Length (mm)	119.3	100
35mm Equivalent	25.5-105mm	-
Focus Details	Internal via RXD (Rapid eXtra-silent stepping Drive) with DMF (Direct Manual Focus)	Internal; XD Linear Motor with Focus Hold button, AF/MF switch, Linear Response MF