Comparison of Nikon Z 24-70mm f/2.8 S Nikkor and Sigma 24-70mm f/2.8 EX DG Macro

Attribute	Nikon Z 24-70mm f/2.8 S Nikkor ×	Sigma 24-70mm f/2.8 EX DG Macro ×
Notes	For Nikon Z-mount; Function button; Organic EL Lens Information Panel; Dust- and drip-resistance.	Available AF Mounts: Sigma, Canon, Nikon, Minolta, Pentax
Magnification Ratio (x)	0.22	0.26
Filter Size (mm)	82	82
Length (mm)	126	115.5
Closest Focus (m)	0.38	0.4
Diagonal Angle of View (degree)	34.30 - 84.00	34.30 - 84.10
Focus Details	Internal focusing with stepper motor; Multi-Focus System; A/M switch; Dedicated MF ring	Internal with Dual Focus mechanism
Focal Length (mm)	24.00 - 70.00	24.00 - 70.00
APS Equivalent	36 - 105mm	1.5x: 36 - 105mm; 1.6x: 38.4 - 112mm
Brand	Nikon	Sigma
Image Circle	35mm (Z Mount)	35mm
Name	Nikon Z 24-70mm f/2.8 S Nikkor	Sigma 24-70mm f/2.8 EX DG Macro
Weight (g)	805	715
Type	Standard Zoom	Standard Zoom
Aperture (f)	2.80 - 22.00	2.80 - 32.00
Diaphragm Blades	9	9
Diaphragm Blades Type	rounded	-
Lens Construction	17 elements in 15 groups, including 2 ED and 4 apherical elements; Arneo and Nano Crystal Coat; Flourine coating on front element surface	14 elements in 13 groups, including 3 aspherical and 2 SLD elements
Zoom System	Rotary	Rotary
Diameter (mm)	89	88.6