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Nikon NIKKOR Z 20mm f/1.8 S vs Nikon NIKKOR Z 28mm f/2.8

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

NikonNIKKOR Z 20mm f/1.8 SNikonNIKKOR Z 28mm f/2.8
Overview
ReleasedMarch 2020July 2021
Optics
Lens typePrimePrime
Focal length20 mm28 mm
Maximum aperturef/1.8f/2.8
Minimum aperturef/16f/16
Optical constructionFourteen elements in eleven groupsNine elements in eight groups
Special elementsThree ED and three aspherical elementsTwo aspherical elements
CoatingsNano Crystal Coat–
Aperture detailf/1.8 maximum; f/16 minimumf/2.8 maximum; f/16 minimum
DiaphragmNine rounded bladesSeven rounded blades
Angle of viewFX 94°; DX 70°FX 75°; DX 53°
Mount and compatibility
MountsNikon Z mountNikon Z mount
Image circleFull frameFull frame
CompatibilityNikon Z mount; full-frame FX and DX camerasNikon Z mount; FX and DX cameras; DX gives the angle of view of a 42 mm lens on full frame
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.2 m0.19 m
Maximum magnification0.19×0.2×
Optical stabilisationNoNo
Autofocus detailNikon's launch announcement identifies a stepping motor for fast, quiet autofocus; UK page describes a multi-focusing systemNikon multi-focusing autofocus system, designed for quiet operation and close-range accuracy
Focus distance detailInternal focusing; minimum 0.2 m from focal plane; no mechanical end stops on the focus ring, as Photography Blog notesInternal focusing; minimum 0.19 m measured from focal plane
Magnification detailMaximum reproduction ratio 0.19×Maximum reproduction ratio 0.2×
Stabilisation detailNo lens optical VR, as Digital Camera World confirms; compatible camera bodies can provide in-body stabilisationNo optical VR; compatible bodies can provide sensor-shift stabilisation. Original Z50 and Zfc bodies lack IBIS
Video featuresNikon describes smooth, quiet focus and suppressed focus breathing, with silent aperture control using the control ringNikon describes quiet operation, reduced focus breathing and stable exposure for video
Design
Dust and moisture resistantYesYes
Filter diameter77 mm52 mm
Maximum diameter84.5 mm70 mm
Length108.5 mm43 mm
Weight505 g155 g
ControlsProgrammable focus/control ring and A/M switch; control ring can adjust ISO, aperture or exposure compensation; no focus-distance scaleOne programmable focus/control ring for focus, aperture, exposure compensation or ISO; focus mode selected through the camera
Filter detail77 mm screw-in filters, 0.75 mm pitch52 mm screw-in filters, 0.75 mm pitch
Weather resistanceNikon states extensive sealing of movable barrel parts against dust and moisture; not a waterproof guaranteeNikon states dust- and drip-resistant design, but does not guarantee resistance in all situations or conditions
Dimensions detailApproximately 84.5 mm maximum diameter × 108.5 mm from the camera lens mount flangeStandard approximately 70 × 43 mm; SE approximately 71.5 × 43 mm, measured from lens mount flange
Weight detailApproximately 505 gStandard approximately 155 g; SE approximately 160 g
Lens hoodHB-95 includedNot included; Nikon UK now lists optional HN-43 hood
In the boxLC-77B front cap, LF-N1 rear cap, HB-95 hood and CL-C1 caseLC-52B front cap and LF-N1 rear cap; no supplied hood or case
Release detailNikon USA's February 2020 announcement specifies March 2020 availability; an earlier confirmed retail day was not foundNikon USA specifies late July 2021 availability of the SE lens in a Zfc kit, with separate SE sales planned for autumn. The modern standard exterior followed in December 2021. These cosmetic finishes share the same optical specification and are configurations here

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