Comparison of Canon EF-M 18-55mm ƒ/3.5-5.6 IS STM and Canon EF-S 18-55mm f/4-5.6 IS STM

Attribute	Canon EF-S 18-55mm f/4-5.6 IS STM ×	Canon EF-M 18-55mm ƒ/3.5-5.6 IS STM ×
Aperture (f)	4.00 - 32.00	3.50 - 36.00
Filter Size (mm)	58	52
Notes	Image Stabilization (up to 4-stops of correction)	Image Stabilization (4 stops), including Dynamic IS for movies; EF-M lens mount exclusively for Canon EOS M bodies.
Closest Focus (m)	0.25	0.25
Magnification Ratio (x)	0.25	0.25
Zoom System	Rotary	Rotary
Type	Standard Zoom	Standard Zoom
APS Equivalent	29 - 88mm	29 - 88mm
Diaphragm Blades	7	7
Image Circle	APS-C	APS-C
Focal Length (mm)	18.00 - 55.00	18.00 - 55.00
Brand	Canon	Canon
Name	Canon EF-S 18-55mm f/4-5.6 IS STM	Canon EF-M 18-55mm ƒ/3.5-5.6 IS STM
Weight (g)	215	210
Diaphragm Blades Type	circular	rounded
Lens Construction	12 elements in 10 groups; Super Spectra coating	13 elements in 11 groups, including 3 aspheric elements
Diagonal Angle of View (degree)	27.80 - 74.30	27.80 - 74.30
Length (mm)	61.8	60.9
Diameter (mm)	66.5	61
Focus Details	AF (Stepper Motor), with manual focus option; inner focusing	Internal, using Stepper Motor (STM); Fly-by-wire manual focus.