Compare lenses

Sigma 16-28mm f/2.8 DG DN Contemporary vs Tamron 17-28mm f/2.8 Di III RXD

The Sigma 16-28mm f/2.8 DG DN Contemporary and the Tamron 17-28mm f/2.8 Di III RXD side by side, computed from this guide's catalogue.

Which to pick

Pick the Sigma 16-28mm f/2.8 DG DN Contemporary if you want a fit on more cameras (66 against 41 in this guide). On these specs the Tamron 17-28mm f/2.8 Di III RXD 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 Sigma 16-28mm f/2.8 DG DN Contemporary and the Tamron 17-28mm f/2.8 Di III RXD

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 16-28mm f/2.8 DG DN Contemporary	Tamron 17-28mm f/2.8 Di III RXD
Maker	Sigma	Tamron
Focal length	16-28mm (zoom)	17-28mm (zoom)
Full-frame equivalent	16-28mm	17-28mm
Maximum aperture	f/2.8	f/2.8
Made for	Full frame	Full frame
Mounts	Sony E, L-Mount	Sony E
Stabilised	no	no
Autofocus	yes	yes
Zoom range	1.8×	1.6×
Weight	450 g	420 glighter
Cameras it fits	66 in this guidefits more cameras	41 in this guide

Focal range, in full-frame terms

Sigma 16-28mm f/2.8 DG DN Contemporary: 16-28mm.

Tamron 17-28mm f/2.8 Di III RXD: 17-28mm.

Aperture

Sigma 16-28mm f/2.8 DG DN Contemporary: f/2.8 wide open.

Tamron 17-28mm f/2.8 Di III RXD: 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

41 cameras in this guide take both, so either works on the same body. In all, the Sigma 16-28mm f/2.8 DG DN Contemporary fits 66 and the Tamron 17-28mm f/2.8 Di III RXD 41.