Comparison of Nikon Z 24-70mm f/4 S Nikkor and Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical IF

Attribute	Nikon Z 24-70mm f/4 S Nikkor ×	Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical IF ×
Notes	For Nikon Z-mount; Dust- and drip-resistance	Available mounts: Canon, Minolta-D, Nikon-D, Pentax; Includes petal type lens hood.
Magnification Ratio (x)	0.3	0.26
Filter Size (mm)	72	67
Length (mm)	88.5	92
Closest Focus (m)	0.3	0.33
Diagonal Angle of View (degree)	34.30 - 84.00	32.00 - 75.00
Focus Details	Internal focusing with stepper motor; A/M switch	Internal
Focal Length (mm)	24.00 - 70.00	28.00 - 75.00
APS Equivalent	36 - 105mm	1.5x: 42 - 112.5mm; 1.6x: 44.8 - 120mm
Brand	Nikon	Tamron
Image Circle	35mm (Z Mount)	Image Circle
Name	Nikon Z 24-70mm f/4 S Nikkor	Tamron SP AF 28-75mm f/2.8 XR Di LD Aspherical IF
Weight (g)	500	510
Type	Standard Zoom	Standard Zoom
Aperture (f)	4.00 - 22.00	2.80 - 32.00
Diaphragm Blades	7	7
Diaphragm Blades Type	rounded	-
Lens Construction	14 elements in 11 groups, including 1 ED, 1 aspherical ED and 3 apherical elements; Nano Crystal Coat; Flourine coating on front element surface	16 elements in 14 groups, including one Extra Refractive Index element, four Aspherical elements and three Low Dispersion elements
Zoom System	Rotary with locking retracting mechanism	Rotary, telescoping
Diameter (mm)	77.5	73