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Tamron 50-400mm F/4.5-6.3 Di III VC VXD (A067) vs Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD (B061)

Both are Nikon Z mount zooms for telephoto and wildlife — 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

SpecTamron 50-400mm F/4.5-6.3 Di III VC VXD (A067)Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD (B061)
Focal length50-400mm18-300mm
Max aperturef/4.5-6.3f/3.5-6.3
Typezoomzoom
Coveragefull-frameAPS-C
MountNikon ZNikon Z

Which should you buy?

Where to buy

Tamron 50-400mm F/4.5-6.3 Di III VXD Lens for Nikon Z

Tamron 50-400mm F/4.5-6.3 Di III VC VXD (A067)See price on Amazon

Amazon links are affiliate links — we may earn a commission at no extra cost to you.

Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD All-in-One Zoom Lens for Nikon Z APS-C Mirrorless Cameras

Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD (B061)See price on Amazon

As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Affiliate links never affect our specs or which lenses we compare.

FAQ

What's the difference between the Tamron 50-400mm F/4.5-6.3 Di III VC VXD (A067) and the Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD (B061)?
The Tamron 50-400mm F/4.5-6.3 Di III VC VXD (A067) is 50-400mm f/4.5-6.3 zoom, full-frame; the Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD (B061) is 18-300mm f/3.5-6.3 zoom, APS-C. Both fit the Nikon Z mount.

Which is better in low light, the Tamron 50-400mm F/4.5-6.3 Di III VC VXD (A067) or the Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD (B061)?
The Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD (B061) — its f/3.5-6.3 maximum aperture lets in more light and gives more background blur than the f/4.5-6.3 of the other.

Do the Tamron 50-400mm F/4.5-6.3 Di III VC VXD (A067) and Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD (B061) 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). Note the Tamron 18-300mm F/3.5-6.3 Di III-A VC VXD (B061) is APS-C-only and won't fill a full-frame sensor.

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

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Tamron 50-400mm F/4.5-6.3 Di III VC VXD (A067)Affiliate linkSee price on Amazon

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