Comparison of Canon EF 28-200mm f/3.5-5.6 USM and Tamron 18-200mm f/3.5-6.3 Di III VC

Attribute	Canon EF 28-200mm f/3.5-5.6 USM ×	Tamron 18-200mm f/3.5-6.3 Di III VC ×
Diagonal Angle of View (degree)	12.00 - 75.00	8.00 - 76.20
Filter Size (mm)	72	62
Aperture (f)	3.50 - 36.00	3.50 - 40.00
Closest Focus (m)	0.45	0.5
Magnification Ratio (x)	0.28	0.27
Notes	-	Mounts: Sony E, Canon EF-M. VC (Vibration Compensation) Image Stabilization. Included Accessories: Flower-shaped lens hood. Available in black or sil
Type	Standard Zoom	Standard Zoom
APS Equivalent	45 - 320mm	1.5x: 27 - 300mm; 1.6x: 28.8 - 320mm
Diaphragm Blades	6	7
Image Circle	35mm	APS-C
Focal Length (mm)	28.00 - 200.00	18.00 - 200.00
Brand	Canon	Tamron
Name	Canon EF 28-200mm f/3.5-5.6 USM	Tamron 18-200mm f/3.5-6.3 Di III VC
Weight (g)	500	460
Zoom System	Rotary	Rotary
Lens Construction	16 elements in 12 groups, including 2 aspherical elements	17 elements in 13 groups
Diameter (mm)	78.4	68
Length (mm)	89.6	102
Diaphragm Blades Type	-	rounded
Focus Details	Inner focusing; USM	Internal; Stepping motor adopted for the AF drive accommodates Contrast-detection AF and shooting video; Direct Manual Focus (DMF) function