Compare lenses

7Artisans AF 40mm f/2.5 vs Viltrox AF 40mm f/2.5 Air

The 7Artisans AF 40mm f/2.5 and the Viltrox AF 40mm f/2.5 Air side by side, computed from this guide's catalogue.

Which to pick

On these specs they are close to even: hold both if you can, and let the price, the handling and the lenses you want decide.

Still torn? Ask the guide about the 7Artisans AF 40mm f/2.5 and the Viltrox AF 40mm f/2.5 Air

Specs side by side

Rows that differ are in full colour; the better value is marked where one is better by any measure.
Spec7Artisans AF 40mm f/2.5Viltrox AF 40mm f/2.5 Air
Maker7ArtisansViltrox
Focal length40mm (prime)40mm (prime)
Full-frame equivalent40mm40mm
Maximum aperturef/2.5f/2.5
Made forFull frameFull frame
MountsSony E, Nikon Z, L-MountSony E, Nikon Z, L-Mount
Stabilisednono
Autofocusyesyes
Weightnot listed180 g
Cameras it fits82 in this guide82 in this guide

Focal range, in full-frame terms

142435508513520040080040mm equiv.7Artisans
7Artisans AF 40mm f/2.5: 40mm.
142435508513520040080040mm equiv.Viltrox
Viltrox AF 40mm f/2.5 Air: 40mm.

Aperture

f/2.5
7Artisans AF 40mm f/2.5: f/2.5 wide open.
f/2.5
Viltrox AF 40mm f/2.5 Air: f/2.5 wide open.

Each opening drawn to scale against f/1.4: a smaller f-number lets in more light and blurs the background more.

Field of view

7Artisans · 48°Viltrox · 48°
How wide each sees, at each end, on the sensor it was made for.

Cameras they fit

82 cameras in this guide take both, so either works on the same body.

7Artisans AF 40mm f/2.5

and 72 more

Viltrox AF 40mm f/2.5 Air

and 72 more

On their own pages