Compare lenses

Sigma 23mm f/1.4 DC DN Contemporary vs Voigtländer Nokton 23mm f/1.2 Aspherical

The Sigma 23mm f/1.4 DC DN Contemporary and the Voigtländer Nokton 23mm f/1.2 Aspherical side by side, computed from this guide's catalogue.

Which to pick

Pick the Sigma 23mm f/1.4 DC DN Contemporary if you want autofocus and a fit on more cameras (115 against 47 in this guide). Pick the Voigtländer Nokton 23mm f/1.2 Aspherical if you want a brighter f/1.2 (0.4 stops more light), for dim light and softer backgrounds and a lighter lens (214 g against 330 g).

Still torn? Ask the guide about the Sigma 23mm f/1.4 DC DN Contemporary and the Voigtländer Nokton 23mm f/1.2 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	Sigma 23mm f/1.4 DC DN Contemporary	Voigtländer Nokton 23mm f/1.2 Aspherical
Maker	Sigma	Voigtländer
Focal length	23mm (prime)	23mm (prime)
Full-frame equivalent	34mm on APS-C	34mm on APS-C
Maximum aperture	f/1.4	f/1.2brighter
Made for	APS-C	APS-C
Mounts	Sony E, Fujifilm X, L-Mount, Canon RF	Fujifilm X, Nikon Z
Stabilised	no	no
Autofocus	yesautofocus	no, manual focus
Weight	330 g	214 glighter
Cameras it fits	115 in this guidefits more cameras	47 in this guide

Focal range, in full-frame terms

Sigma 23mm f/1.4 DC DN Contemporary: 23mm on APS-C, like 34mm.

Voigtländer Nokton 23mm f/1.2 Aspherical: 23mm on APS-C, like 34mm.

Aperture

Sigma 23mm f/1.4 DC DN Contemporary: f/1.4 wide open.

Voigtländer Nokton 23mm f/1.2 Aspherical: f/1.2 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

31 cameras in this guide take both, so either works on the same body. In all, the Sigma 23mm f/1.4 DC DN Contemporary fits 115 and the Voigtländer Nokton 23mm f/1.2 Aspherical 47.