Compare lenses

Laowa Aksen 17.5mm f/1.7 5-10X Ultra Macro APO vs Viltrox AF 16mm f/1.8

The Laowa Aksen 17.5mm f/1.7 5-10X Ultra Macro APO and the Viltrox AF 16mm f/1.8 side by side, computed from this guide's catalogue.

Which to pick

Pick the Laowa Aksen 17.5mm f/1.7 5-10X Ultra Macro APO if you want a fit on more cameras (219 against 82 in this guide). Pick the Viltrox AF 16mm f/1.8 if you want autofocus.

Still torn? Ask the guide about the Laowa Aksen 17.5mm f/1.7 5-10X Ultra Macro APO and the Viltrox AF 16mm f/1.8

Specs side by side

Rows that differ are in full colour; the better value is marked where one is better by any measure.
Spec	Laowa Aksen 17.5mm f/1.7 5-10X Ultra Macro APO	Viltrox AF 16mm f/1.8
Maker	Laowa	Viltrox
Focal length	18mm (macro)	16mm (prime)
Full-frame equivalent	18mm	16mm
Maximum aperture	f/1.7	f/1.8
Made for	Full frame	Full frame
Mounts	Sony E, Nikon Z, Canon RF, L-Mount, Canon EF, Nikon F, Fujifilm X, Micro Four Thirds	Sony E, Nikon Z, L-Mount
Stabilised	no	no
Autofocus	no, manual focus	yesautofocus
Weight	570 g	550 g
Cameras it fits	219 in this guidefits more cameras	82 in this guide

Focal range, in full-frame terms

Laowa Aksen 17.5mm f/1.7 5-10X Ultra Macro APO: 18mm.

Viltrox AF 16mm f/1.8: 16mm.

Aperture

Laowa Aksen 17.5mm f/1.7 5-10X Ultra Macro APO: f/1.7 wide open.

Viltrox AF 16mm f/1.8: f/1.8 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

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. In all, the Laowa Aksen 17.5mm f/1.7 5-10X Ultra Macro APO fits 219 and the Viltrox AF 16mm f/1.8 82.