Compare lenses

Leica APO-Summicron-SL 75mm f/2 ASPH vs Sigma 70mm f/2.8 DG Macro Art

The Leica APO-Summicron-SL 75mm f/2 ASPH and the Sigma 70mm f/2.8 DG Macro Art side by side, computed from this guide's catalogue.

Which to pick

Pick the Leica APO-Summicron-SL 75mm f/2 ASPH if you want a brighter f/2 (1.0 stops more light), for dim light and softer backgrounds. Pick the Sigma 70mm f/2.8 DG Macro Art if you want a fit on more cameras (88 against 25 in this guide) and a lighter lens (570 g against 720 g).

Still torn? Ask the guide about the Leica APO-Summicron-SL 75mm f/2 ASPH and the Sigma 70mm f/2.8 DG Macro Art

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-SL 75mm f/2 ASPH	Sigma 70mm f/2.8 DG Macro Art
Maker	Leica	Sigma
Focal length	75mm (prime)	70mm (macro)
Full-frame equivalent	75mm	70mm
Maximum aperture	f/2brighter	f/2.8
Made for	Full frame	Full frame
Mounts	L-Mount	Canon EF, Sony E, L-Mount
Stabilised	no	no
Autofocus	yes	yes
Weight	720 g	570 glighter
Cameras it fits	25 in this guide	88 in this guidefits more cameras

Focal range, in full-frame terms

Leica APO-Summicron-SL 75mm f/2 ASPH: 75mm.

Sigma 70mm f/2.8 DG Macro Art: 70mm.

Aperture

Leica APO-Summicron-SL 75mm f/2 ASPH: f/2 wide open.

Sigma 70mm f/2.8 DG Macro Art: 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

25 cameras in this guide take both, so either works on the same body. In all, the Leica APO-Summicron-SL 75mm f/2 ASPH fits 25 and the Sigma 70mm f/2.8 DG Macro Art 88.