Comparison of Canon RF 24-240mm f/4-6.3 IS USM and Tamron 28-200mm F/2.8-5.6 Di III RXD (Model A071)

Attribute	Canon RF 24-240mm f/4-6.3 IS USM ×	Tamron 28-200mm F/2.8-5.6 Di III RXD (Model A071) ×
Aperture (f)	4.00 - 22.00	2.80 - 22.00
Filter Size (mm)	72	67
Notes	For Canon RF-mount; Optical Image Stabilization (5 stops); Dynamic IS supported	Available mounts: Sony E-mount; Moisture-Resistant Construction.
Closest Focus (m)	0.5	0.19
Magnification Ratio (x)	0.26	0.32
Zoom System	Rotary with Lock	Rotary (with Zoom Lock)
Type	Standard Zoom	Standard Zoom
APS Equivalent	38 - 384mm	1.5x: 42 - 300mm
Diaphragm Blades	7	7
Image Circle	35mm (RF-mount)	35mm (Full-frame E-Mount)
Focal Length (mm)	24.00 - 240.00	28.00 - 200.00
Brand	Canon	Tamron
Name	Canon RF 24-240mm f/4-6.3 IS USM	Tamron 28-200mm F/2.8-5.6 Di III RXD (Model A071)
Weight (g)	750	575.5
Diaphragm Blades Type	rounded	circular
Lens Construction	21 elements in 15 groups, including 1 aspherical and 2 UD elements	18 elements in 14 groups, including GM (Glass Molded Aspherical), hybrid aspherical, XLD (eXtra Low Dispersion) and LD (Low Dispersion) lens elements
Diagonal Angle of View (degree)	10.30 - 84.00	12.35 - 75.38
Length (mm)	122.5	116.8
Diameter (mm)	80.4	74
Focus Details	Internal; Nano USM with full-time manual focus; Focus / Control switch	Internal using RXD (Rapid eXtra-silent stepping Drive) autofocus motor