Lenses comparison


Manufacturer	Sigma	Sigma	Olympus	Sigma
Model	8-16 mm f/4.5-5.6 DC HSM	10-20 mm f/4-5.6 EX DC HSM	Zuiko Digital 7-14 mm f/4.0 ED	12-24 mm f/4.5-5.6 EX DG Aspherical HSM
Lenst style	Wide angle zoom	Wide angle zoom	Wide angle zoom	Wide angle zoom
Focal length	8 - 16 mm	10 - 20 mm	7 - 14 mm	12 - 24 mm
Maximum aperture	f/4.5 - 5.6	f/4 - 5.6	f/4	f/4.5 - 5.6
Angle of view	114.5 - 75.7 ^o	102.4 - 63.8 ^o	114 - 75 ^o	122 - 84.1 ^o
Closest focusing distance	0.24 m	0.24 m	0.25 m	0.28 m
Maximum magnification	1:7.8	1:6.7	1:5	1:7.1
Minimum aperture	22	22	22	22
Diaphragm blades	7	6	7	6
Auto focus type	HSM	AF HSM	AF	AF HSM
Lens Construction	15 elements / 11 group	14 elements / 10 group	18 elements / 12 group	16 elements / 12 group
Filter diameter	0 mm	77 mm	0 mm	0 mm
Macro Yes/No	No	No	No	No
Stabilization	No	No	No	No
Available mounts	Nikon F Sony A / Minolta Sigma Pentax K Canon EF-S	Nikon F Sony A / Minolta Sigma Pentax K Canon EF-S	Four Thirds	Canon EF Nikon F Sony A / Minolta Sigma Pentax K
Dimensions	75 x 105.7 mm	83.5 x 81 mm	86.5 x 119.5 mm	87 x 102.5 mm
Weight	545 g	470 g	780 g	615 g
Additional information	Four FLD (“F” Low Dispersion) glass elements Released: Feb. 2010			No HSM i version for KM/Sony and Pentax/Samsung
Score [max 5.00]	4.43 (10)	4.15 (18)	4.50 (6)	4.17 (10)
Our Review	Review	Review