Compare lenses

Tamron 20mm f/2.8 Di III OSD M1:2 vs Tokina FíRIN 20mm f/2 FE AF

The Tamron 20mm f/2.8 Di III OSD M1:2 and the Tokina FíRIN 20mm f/2 FE AF side by side, computed from this guide's catalogue.

Which to pick

Pick the Tamron 20mm f/2.8 Di III OSD M1:2 if you want a lighter lens (220 g against 464 g). Pick the Tokina FíRIN 20mm f/2 FE AF if you want a brighter f/2 (1.0 stops more light), for dim light and softer backgrounds.

Still torn? Ask the guide about the Tamron 20mm f/2.8 Di III OSD M1:2 and the Tokina FíRIN 20mm f/2 FE AF

Specs side by side

Rows that differ are in full colour; the better value is marked where one is better by any measure.
Spec	Tamron 20mm f/2.8 Di III OSD M1:2	Tokina FíRIN 20mm f/2 FE AF
Maker	Tamron	Tokina
Focal length	20mm (prime)	20mm (prime)
Full-frame equivalent	20mm	20mm
Maximum aperture	f/2.8	f/2brighter
Made for	Full frame	Full frame
Mounts	Sony E	Sony E
Stabilised	no	no
Autofocus	yes	yes
Weight	220 glighter	464 g
Cameras it fits	41 in this guide	41 in this guide

Focal range, in full-frame terms

Tamron 20mm f/2.8 Di III OSD M1:2: 20mm.

Tokina FíRIN 20mm f/2 FE AF: 20mm.

Aperture

Tamron 20mm f/2.8 Di III OSD M1:2: f/2.8 wide open.

Tokina FíRIN 20mm f/2 FE AF: 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

41 cameras in this guide take both, so either works on the same body.