Compare lenses

Leica APO-Summicron-M 50mm f/2 ASPH vs Voigtländer APO-Lanthar 50mm f/2 Aspherical

The Leica APO-Summicron-M 50mm f/2 ASPH and the Voigtländer APO-Lanthar 50mm f/2 Aspherical side by side, computed from this guide's catalogue.

Which to pick

Pick the Voigtländer APO-Lanthar 50mm f/2 Aspherical if you want a fit on more cameras (77 against 20 in this guide). On these specs the Leica APO-Summicron-M 50mm f/2 ASPH has no clear advantage: choose it if the price, the handling or a lens you own decides it.

Still torn? Ask the guide about the Leica APO-Summicron-M 50mm f/2 ASPH and the Voigtländer APO-Lanthar 50mm f/2 Aspherical

Specs side by side

Rows that differ are in full colour; the better value is marked where one is better by any measure.
Spec	Leica APO-Summicron-M 50mm f/2 ASPH	Voigtländer APO-Lanthar 50mm f/2 Aspherical
Maker	Leica	Voigtländer
Focal length	50mm (prime)	50mm (prime)
Full-frame equivalent	50mm	50mm
Maximum aperture	f/2	f/2
Made for	Full frame	Full frame
Mounts	Leica M	Sony E, Nikon Z, Leica M
Stabilised	no	no
Autofocus	no, manual focus	no, manual focus
Weight	not listed	364 g
Cameras it fits	20 in this guide	77 in this guidefits more cameras

Focal range, in full-frame terms

Leica APO-Summicron-M 50mm f/2 ASPH: 50mm.

Voigtländer APO-Lanthar 50mm f/2 Aspherical: 50mm.

Aperture

Leica APO-Summicron-M 50mm f/2 ASPH: f/2 wide open.

Voigtländer APO-Lanthar 50mm f/2 Aspherical: f/2 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 Leica APO-Summicron-M 50mm f/2 ASPH fits 20 and the Voigtländer APO-Lanthar 50mm f/2 Aspherical 77.