TTArtisan AF 27mm f/2.8 vs 7Artisans AF 40mm f/2.5 Lite

Both are Nikon Z mount primes for everyday and street — 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	TTArtisan AF 27mm f/2.8	7Artisans AF 40mm f/2.5 Lite
Focal length	27mm	40mm
Max aperture	f/2.8	f/2.5
Type	prime	prime
Coverage	APS-C	full-frame
Mount	Nikon Z	Nikon Z

Which should you buy?

the 7Artisans AF 40mm f/2.5 Lite opens wider (f/2.5) — brighter in low light and more background blur
the TTArtisan AF 27mm f/2.8 (27mm) is wider — more in the frame for street and interiors; the 7Artisans AF 40mm f/2.5 Lite (40mm) is tighter — more reach and compression for portraits
the 7Artisans AF 40mm f/2.5 Lite covers full-frame (also works on APS-C bodies); the TTArtisan AF 27mm f/2.8 is APS-C-only — it won't fill a full-frame sensor

Where to buy

TTARTISAN 27mm F/2.8 F2.8 Compatible with Nikon Z Mount AF APS-C Lens Large Aperture Auto Focus Lenses Mirrorless Camera

TTArtisan AF 27mm f/2.8See price on Amazon

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

7artisans AF 40mm F2.5 Full-Frame Autofocus Lens (for Nikon Z Mount)

7Artisans AF 40mm f/2.5 LiteSee price on Amazon

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FAQ

What's the difference between the TTArtisan AF 27mm f/2.8 and the 7Artisans AF 40mm f/2.5 Lite?
The TTArtisan AF 27mm f/2.8 is 27mm f/2.8 prime, APS-C; the 7Artisans AF 40mm f/2.5 Lite is 40mm f/2.5 prime, full-frame. Both fit the Nikon Z mount.

Which is better in low light, the TTArtisan AF 27mm f/2.8 or the 7Artisans AF 40mm f/2.5 Lite?
The 7Artisans AF 40mm f/2.5 Lite — its f/2.5 maximum aperture lets in more light and gives more background blur than the f/2.8 of the other.

Do the TTArtisan AF 27mm f/2.8 and 7Artisans AF 40mm f/2.5 Lite 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 TTArtisan AF 27mm f/2.8 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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TTArtisan AF 27mm f/2.8Affiliate linkSee price on Amazon