Comparison of Nikon 17-55mm f/2.8G ED-IF AF-S DX Nikkor and Sony FE 24-70mm f/2.8 GM SEL2470GM

Attribute	Sony FE 24-70mm f/2.8 GM SEL2470GM ×	Nikon 17-55mm f/2.8G ED-IF AF-S DX Nikkor ×
Aperture (f)	2.80 - 22.00	2.80 - 22.00
Filter Size (mm)	82	77
Notes	Dust and moisture resistant; Included Accessories: Hood (ALC-SH141), Lens front cap (ALC-F82S), Lens rear cap (ALC-R1EM), Case	DX Nikkor for use with Nikon Digital SLR models only. Lens hood, case included.
Closest Focus (m)	0.38	0.36
Magnification Ratio (x)	0.24	0.2
Diameter (mm)	87.6	86
Type	Standard Zoom	Standard Zoom
APS Equivalent	36 - 105mm	26 - 83mm
Diaphragm Blades	9	7
Image Circle	35mm (Full-frame E-Mount)	APS-C
Focal Length (mm)	24.00 - 70.00	17.00 - 55.00
Brand	Sony	Nikon
Name	Sony FE 24-70mm f/2.8 GM SEL2470GM	Nikon 17-55mm f/2.8G ED-IF AF-S DX Nikkor
Weight (g)	886	764
Diagonal Angle of View (degree)	34.00 - 84.00	28.80 - 79.80
Lens Construction	18 elements in 13 groups, including 1 ED (Extra-low-Dispersion), 1 Super ED, and 1 XA (eXtreme Aspherical) elements; Nano AR Coating	14 elements in 10 groups, including 3 ED and 3 aspherical elements
Zoom System	Rotary with zoom lock	Rotary
Length (mm)	136	112
Diaphragm Blades Type	rounded	-
Focus Details	Direct Drive Super Sonic wave Motor (DDSSM) system with AF/MF switch	Internal; AF-S "Silent Wave" motor