Comparison of Nikon 24-120mm f/3.5-5.6G ED-IF AF-S VR Nikkor and Sigma 18-125mm f/3.8-5.6 DC OS HSM

Attribute	Nikon 24-120mm f/3.5-5.6G ED-IF AF-S VR Nikkor ×	Sigma 18-125mm f/3.8-5.6 DC OS HSM ×
Filter Size (mm)	72	67
Notes	Image Stabilization; Included Accessories: HB-25 Hood	Image Stabilization; Available AF mounts: Sigma, Canon, Nikon, Pentax, Sony
Closest Focus (m)	0.5	0.35
Magnification Ratio (x)	0.21	0.26
Type	Standard Zoom	Standard Zoom
Length (mm)	94	88.5
APS Equivalent	36 - 180mm	1.5x: 27 - 188mm; 1.6x: 29 - 200mm
Zoom System	Rotary	Rotary
Image Circle	35mm	Image Circle
Focal Length (mm)	24.00 - 120.00	18.00 - 125.00
Brand	Nikon	Sigma
Name	Nikon 24-120mm f/3.5-5.6G ED-IF AF-S VR Nikkor	Sigma 18-125mm f/3.8-5.6 DC OS HSM
Weight (g)	576	505
Aperture (f)	3.50 - 22.00	3.80 - 22.00
Diaphragm Blades	7	7
Diagonal Angle of View (degree)	20.50 - 84.00	11.40 - 69.30
Lens Construction	15 elements in 13 groups, including 2 aspherical and 2 ED elements	16 elements in 12 groups, including SLD and aspherical elements
Diameter (mm)	76	74
Focus Details	Internal; Silent Wave Motor	Internal, with HSM