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Nikon NIKKOR Z DX 18-140mm f/3.5-6.3 VR vs Nikon NIKKOR Z DX 50-250mm f/4.5-6.3 VR

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

Better figure, where one is clearly better

NikonNIKKOR Z DX 18-140mm f/3.5-6.3 VRNikonNIKKOR Z DX 50-250mm f/4.5-6.3 VR
Overview
ReleasedNovember 2021November 2019
Optics
Lens typeZoomZoom
Focal length18–140 mm50–250 mm
Maximum aperturef/3.5–6.3f/4.5–6.3
Minimum aperturef/22–40f/22–32
Optical constructionSeventeen elements in thirteen groupsSixteen elements in twelve groups
Special elementsTwo ED and two aspherical elementsOne ED element
DiaphragmSeven rounded bladesSeven rounded blades
Angle of viewDX 76°–11°30′DX 31°30′–6°30′
Mount and compatibility
MountsNikon Z mountNikon Z mount
Image circleAPS-CAPS-C
CompatibilityNikon Z DX cameras; Nikon USA gives a 27–210 mm full-frame-equivalent angle of viewNikon Z DX format; 75–375 mm full-frame-equivalent angle of view, as Photography Blog describes
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.2 m0.5 m
Maximum magnification0.33×0.23×
Optical stabilisationYesYes
Autofocus detailStepping-motor autofocusStepping-motor autofocus, as Photography Blog describes
Focus distance detailInternal focusing; minimum distances from focal plane 0.2 m at 18 mm, 0.22 m at 24 mm, 0.25 m at 35 mm, 0.3 m at 50 mm, 0.36 m at 70 mm and 0.4 m at 100–140 mmInternal focusing; minimum distances from focal plane 0.5 m at 50 mm, 0.52 m at 70 mm, 0.58 m at 100 mm, 0.65 m at 135 mm, 0.83 m at 200 mm and 1 m at 250 mm
Magnification detailMaximum reproduction ratio 0.33× at maximum telephotoMaximum reproduction ratio 0.23×
Stabilisation detailLens-shift VR with voice-coil motors; five-stop CIPA claim on an APS-C camera in NORMAL mode at maximum telephotoLens-shift VR with voice-coil motors; Nikon's five-stop CIPA claim measured on an APS-C camera at maximum telephoto
Video featuresNikon describes reduced focus shift while zooming, reduced focus breathing and quiet autofocusNikon describes reduced focus breathing and fast, quiet focusing
Design
Dust and moisture resistantYesNo
Filter diameter62 mm62 mm
Maximum diameter73 mm74 mm
Length90 mm110 mm
Weight315 g405 g
ControlsZoom ring and programmable focus/control ring with ISO, aperture and exposure-compensation assignments. Focus mode and VR are selected on the camera; no lens switches, function buttons or display, as Amateur Photographer describesZoom ring and programmable focus/control ring with manual focus, aperture and exposure-compensation assignments. Digital Camera World also identifies ISO assignment
Zoom designBarrel extends while zooming towards 140 mm, as Amateur Photographer illustratesButton-free retractable mechanism; rotate the zoom ring to extend before shooting. Locks when retracted; barrel extends further towards 250 mm
Filter detail62 mm screw-on filters, 0.75 mm pitch62 mm screw-on filters, 0.75 mm pitch
Weather resistanceNikon describes dust and drip protection but does not guarantee it in all conditions. Both reviews report a plastic mount without a sealing gasket; this does not replace Nikon's qualified protection claimPhotography Blog reports no dust or moisture sealing and a plastic mount; Nikon UK's page does not claim weather protection
Dimensions detailApproximately 73 × 90 mm; extension from lens mountApproximately 74 mm maximum diameter × 110 mm from mount flange when retracted; shooting length is greater
Weight detailApproximately 315 gApproximately 405 g
Lens hoodOptional HB-101 hood–
In the boxLC-62B front cap and LF-N1 rear cap; rear caps may differ in lens kitsLC-62B front cap and LF-N1 rear cap; Photography Blog reports no supplied hood or case
Release detailNikon USA gives November 2021 availability; Nikon Japan specifies its regional on-sale date as 26 November 2021Nikon USA announced November 2019 availability with Z50 twin-lens kits

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