Comparison of Canon EF 24-85mm f/3.5-4.5 USM and Canon RF 24-105mm F4-7.1 IS STM

Attribute	Canon RF 24-105mm F4-7.1 IS STM ×	Canon EF 24-85mm f/3.5-4.5 USM ×
Diagonal Angle of View (degree)	23.00 - 84.00	28.50 - 84.00
Filter Size (mm)	67	67
Aperture (f)	4.00 - 40.00	3.50 - 32.00
Closest Focus (m)	0.2	0.5
Magnification Ratio (x)	0.4	0.16
Notes	For Canon RF-mount; Optical Image Stabilization (CIPA-rated for 5-stops at 105mm)	-
Type	Standard Zoom	Standard Zoom
APS Equivalent	38 - 168mm	38 - 136mm
Diaphragm Blades	7	6
Image Circle	35mm (RF-mount)	35mm
Focal Length (mm)	24.00 - 70.00	24.00 - 85.00
Brand	Canon	Canon
Name	Canon RF 24-105mm F4-7.1 IS STM	Canon EF 24-85mm f/3.5-4.5 USM
Weight (g)	395	380
Zoom System	Rotary	Rotary
Lens Construction	13 elements in 11 groups,including 1 aspherical element	15 elements in 12 groups, including 1 aspherical
Diameter (mm)	76.6	73
Length (mm)	88.8	69.5
Diaphragm Blades Type	rounded	-
Focus Details	Internal focus with stepping motor; Focus Control Switch	Inner focusing; USM