Comparison of NIKKOR Z 20mm f/1.8 S and Nikon Z 24mm f/1.8 S Nikkor

Attribute	NIKKOR Z 20mm f/1.8 S ×	Nikon Z 24mm f/1.8 S Nikkor ×
Diaphragm Blades Type	rounded	rounded
Notes	Dustproof and splashproof construction	For Nikon Z-mount; Dust- and drip-resistant
Aperture (f)	1.80 - 16.00	1.80 - 16.00
Magnification Ratio (x)	0.19	0.19
Filter Size (mm)	77	72
35mm Equivalent	20mm	-
Type	Wide-angle prime	Wide Prime
Diaphragm Blades	9	9
Lens Construction	14 elements in 11 groups, including 3 ED elements and 2 aspherical elements; Nano Crystal Coating.	12 elements in 10 groups, including 1 ED and 4 aspherical elements; Nano Crystal Coat
Image Circle	35mm (Z Mount)	35mm (Z Mount)
Focal Length (mm)	20.00	24.00
Brand	Nikon	Nikon
Name	NIKKOR Z 20mm f/1.8 S	Nikon Z 24mm f/1.8 S Nikkor
Weight (g)	505	450
Diagonal Angle of View (degree)	94.00	84.00
Focus Details	STM (Stepping Motor)	Rear focusing using STM (stepper motor) and Nikon's Multi-Focusing System; A/M switch
Diameter (mm)	84.5	78
Length (mm)	108.5	96.5
APS Equivalent	-	36mm
Closest Focus (m)	0.2	0.25