Compare lenses

Laowa 60mm f/2.8 2X Ultra-Macro vs Pentax smc DA 40mm f/2.8 XS

The Laowa 60mm f/2.8 2X Ultra-Macro and the Pentax smc DA 40mm f/2.8 XS side by side, computed from this guide's catalogue.

Which to pick

Pick the Laowa 60mm f/2.8 2X Ultra-Macro if you want coverage of full frame, so it suits the larger-sensor bodies too and a fit on more cameras (100 against 20 in this guide). Pick the Pentax smc DA 40mm f/2.8 XS if you want autofocus and a design for APS-C, which usually means smaller and lighter.

Still torn? Ask the guide about the Laowa 60mm f/2.8 2X Ultra-Macro and the Pentax smc DA 40mm f/2.8 XS

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 60mm f/2.8 2X Ultra-Macro	Pentax smc DA 40mm f/2.8 XS
Maker	Laowa	Pentax
Focal length	60mm (macro)	40mm (prime)
Full-frame equivalent	60mm	60mm on APS-C
Maximum aperture	f/2.8	f/2.8
Made for	Full frame	APS-C
Mounts	Canon EF, Nikon F, Pentax K, Sony E	Pentax K
Stabilised	no	no
Autofocus	no, manual focus	yesautofocus
Weight	503 g	not listed
Cameras it fits	100 in this guidefits more cameras	20 in this guide

Focal range, in full-frame terms

Laowa 60mm f/2.8 2X Ultra-Macro: 60mm.

Pentax smc DA 40mm f/2.8 XS: 40mm on APS-C, like 60mm.

Aperture

Laowa 60mm f/2.8 2X Ultra-Macro: f/2.8 wide open.

Pentax smc DA 40mm f/2.8 XS: f/2.8 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

20 cameras in this guide take both, so either works on the same body. In all, the Laowa 60mm f/2.8 2X Ultra-Macro fits 100 and the Pentax smc DA 40mm f/2.8 XS 20.