Comparison of Sigma 18-200mm f/3.5-6.3 DC Macro OS HSM Contemporary and Sony SAL-18200 DT 18-200mm f/3.5-6.3

Attribute	Sigma 18-200mm f/3.5-6.3 DC Macro OS HSM Contemporary ×	Sony SAL-18200 DT 18-200mm f/3.5-6.3 ×
Notes	Image Stabilization; Available OS AF mounts: Canon EF, Nikon F, Sigma SA; Non-OS AF mounts: Sony A, Pentax K	Included Accessories: SH0008 Lens Hood
Magnification Ratio (x)	0.3	0.27
Filter Size (mm)	62	62
Length (mm)	86	85.5
Closest Focus (m)	0.39	0.45
Diagonal Angle of View (degree)	8.10 - 76.50	8.00 - 76.00
Focus Details	Internal HSM (Hyper Sonic Motor) with AF/MF switch	Internal
Focal Length (mm)	18.00 - 200.00	18.00 - 200.00
APS Equivalent	1.5x: 27 - 300mm; 1.6x: 28.8 - 320mm	27 - 300mm
Brand	Sigma	Sony
Image Circle	Image Circle	APS-C
Name	Sigma 18-200mm f/3.5-6.3 DC Macro OS HSM Contemporary	Sony SAL-18200 DT 18-200mm f/3.5-6.3
Weight (g)	430	405
Type	Standard Zoom	Standard Zoom
Aperture (f)	3.50 - 22.00	3.50 - 40.00
Diaphragm Blades	7	7
Diaphragm Blades Type	rounded	-
Lens Construction	16 elements in 13 groups, including SLD and aspherical elements	15 elements in 13 groups, including 3 aspherical and 2 ED glass elements
Zoom System	Rotary	Rotary
Diameter (mm)	70.7	73