Lenses comparison


Manufacturer	Tamron	Canon	Carl Zeiss	Nikon Nikkor	Tokina
Model	20 mm f/2.8 Di III OSD M 1:2	EF 20 mm f/2.8 USM	Milvus 21 mm f/2.8	AF 20 mm f/2.8D	Fírin 20 mm f/2 FE MF
Lenst style	Wide angle	Wide angle	Wide angle	Wide angle	Wide angle
Focal length	20 mm	20 mm	21 mm	20 mm	20 mm
Maximum aperture	f/2.8	f/2.8	f/2.8	f/2.8	f/2
Angle of view	94.3 ^o	94.5 ^o	90 ^o	94 ^o	92.6 ^o
Closest focusing distance	0.11 m	0.25 m	0.22 m	0.25 m	0.28 m
Maximum magnification	1:2	1:7.14	1:5	8.3	1:10.33
Minimum aperture	22	22	22	22	22
Diaphragm blades	7	5	0	7	9
Auto focus type	tak	USM	MF	AF	MF
Lens Construction	10 elements / 9 group	11 elements / 9 group	16 elements / 13 group	12 elements / 9 group	13 elements / 11 group
Filter diameter	67 mm	72 mm	82 mm	62 mm	62 mm
Macro Yes/No	Yes	No	No	No	No
Stabilization	No	No	No	No	No
Available mounts	Sony E Sony FE	Canon EF	Canon EF Nikon F	Nikon F	Sony E Sony FE
Dimensions	64 x 73 mm	77.5 x 70.6 mm	95.5 x 95 mm	42.5 x 69 mm	81.5 x 69 mm
Weight	220 g	405 g	851 g	270 g	490 g
Additional information	Announced: October 2019	Marketed June 1992	Announced: 10.09.2015 Data for ZE version	Marketed 1994	Announced: 13.09.2016 2 aspherical elements, 3 super-low dispersion elements
Score [max 5.00]	No score	3.58 (4)	No score	4.60 (10)	No score
Our Review	Review	Review		Review	Review