Lenses comparison


Manufacturer	Sigma	Canon	Nikon Nikkor	Tokina
Model	120-400 mm f/4.5-5.6 APO DG OS HSM	EF 100-400 mm f/4.5-5.6 L IS USM	AF 80-400 mm f/4.5-5.6D ED VR	AT-X 840 AF D 80-400 mm f/4.5-5.6
Lenst style	Telephoto zoom	Telephoto zoom	Telephoto zoom	Telephoto zoom
Focal length	120 - 400 mm	100 - 400 mm	80 - 400 mm	80 - 400 mm
Maximum aperture	f/4.5 - 5.6	f/4.5 - 5.6	f/4.5 - 5.6	f/4.5 - 5.6
Angle of view	20.4 - 6.2 ^o	24.4 - 6.2 ^o	30.1 - 6.1 ^o	29.5 - 6.13 ^o
Closest focusing distance	1.5 m	1.8 m	2.3 m	2.5 m
Maximum magnification	1:4.2	1:5	1:4.8	1:5.4
Minimum aperture	22	40	32	32
Diaphragm blades	9	8	9	8
Auto focus type	HSM	AF USM	AF	AF
Lens Construction	21 elements / 15 group	17 elements / 14 group	17 elements / 11 group	16 elements / 10 group
Filter diameter	77 mm	77 mm	77 mm	72 mm
Macro Yes/No	No	No	No	No
Stabilization	Yes	Yes	Yes	No
Available mounts	Canon EF Nikon F Sony A / Minolta Pentax K	Canon EF	Nikon F	Canon EF Nikon F
Dimensions	92.5 x 203.5 mm	92 x 189 mm	91 x 171 mm	79 x 136.5 mm
Weight	1750 g	1360 g	1360 g	1020 g
Additional information	Three SLD glass elements	Marketed November 1998	Marketed 2000
Score [max 5.00]	4.29 (7)	4.45 (14)	3.67 (3)	No score
Our Review	Review	Review		Review