Nikon NIKKOR Z 14-30mm f/4 S vs Tamron 20-40mm F/2.8 Di III VXD (A062)

Both are Nikon Z mount zooms for wide-angle and travel — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.

Last verified 2026-08-31 · Nikon Z mount · prices change — check the retailer

Spec	Nikon NIKKOR Z 14-30mm f/4 S	Tamron 20-40mm F/2.8 Di III VXD (A062)
Focal length	14-30mm	20-40mm
Max aperture	f/4	f/2.8
Type	zoom	zoom
Coverage	full-frame	full-frame
Mount	Nikon Z	Nikon Z

Which should you buy?

the Tamron 20-40mm F/2.8 Di III VXD (A062) opens wider (f/2.8) — brighter in low light and more background blur
the Nikon NIKKOR Z 14-30mm f/4 S covers 14-30mm and the Tamron 20-40mm F/2.8 Di III VXD (A062) covers 20-40mm — pick the range that matches what you shoot
the Nikon NIKKOR Z 14-30mm f/4 S is first-party (Nikon) for guaranteed full autofocus and in-camera corrections; the Tamron 20-40mm F/2.8 Di III VXD (A062) is third-party — usually the value pick

Where to buy

Nikon NIKKOR Z 14-30mm f/4 S | Premium Constant Aperture Wide-Angle Zoom Lens for Z Series mirrorless Cameras | Nikon US

Nikon NIKKOR Z 14-30mm f/4 SSee price on Amazon

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Tamron 20-40mm F/2.8 Di III VXD for Nikon Z Full Frame Mirrorless Cameras

Tamron 20-40mm F/2.8 Di III VXD (A062)See price on Amazon

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FAQ

What's the difference between the Nikon NIKKOR Z 14-30mm f/4 S and the Tamron 20-40mm F/2.8 Di III VXD (A062)?
The Nikon NIKKOR Z 14-30mm f/4 S is 14-30mm f/4 zoom, full-frame; the Tamron 20-40mm F/2.8 Di III VXD (A062) is 20-40mm f/2.8 zoom, full-frame. Both fit the Nikon Z mount.

Which is better in low light, the Nikon NIKKOR Z 14-30mm f/4 S or the Tamron 20-40mm F/2.8 Di III VXD (A062)?
The Tamron 20-40mm F/2.8 Di III VXD (A062) — its f/2.8 maximum aperture lets in more light and gives more background blur than the f/4 of the other.

Do the Nikon NIKKOR Z 14-30mm f/4 S and Tamron 20-40mm F/2.8 Di III VXD (A062) fit the same camera?
Yes — both are Nikon Z mount lenses, so they fit Nikon Z series (Z6/Z7/Z8/Z9 full-frame, Z50/Zfc APS-C).

Citing these specs? Go ahead — manufacturer data, last verified 2026-08-31. Copy a ready-made reference:

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Nikon NIKKOR Z 14-30mm f/4 SAffiliate linkSee price on Amazon