Compare lenses

Leica Summilux-M 21mm f/1.4 ASPH vs TTArtisan 21mm f/1.5 ASPH

The Leica Summilux-M 21mm f/1.4 ASPH and the TTArtisan 21mm f/1.5 ASPH side by side, computed from this guide's catalogue.

Which to pick

Pick the TTArtisan 21mm f/1.5 ASPH if you want a fit on more cameras (95 against 20 in this guide). On these specs the Leica Summilux-M 21mm f/1.4 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 Summilux-M 21mm f/1.4 ASPH and the TTArtisan 21mm f/1.5 ASPH

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 Summilux-M 21mm f/1.4 ASPH	TTArtisan 21mm f/1.5 ASPH
Maker	Leica	TTArtisan
Focal length	21mm (prime)	21mm (prime)
Full-frame equivalent	21mm	21mm
Maximum aperture	f/1.4	f/1.5
Made for	Full frame	Full frame
Mounts	Leica M	Sony E, Nikon Z, Canon RF, Leica M
Stabilised	no	no
Autofocus	no, manual focus	no, manual focus
Cameras it fits	20 in this guide	95 in this guidefits more cameras

Focal range, in full-frame terms

Leica Summilux-M 21mm f/1.4 ASPH: 21mm.

TTArtisan 21mm f/1.5 ASPH: 21mm.

Aperture

Leica Summilux-M 21mm f/1.4 ASPH: f/1.4 wide open.

TTArtisan 21mm f/1.5 ASPH: f/1.5 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

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 Summilux-M 21mm f/1.4 ASPH fits 20 and the TTArtisan 21mm f/1.5 ASPH 95.