Comparison of Canon EF-S 10-22mm f/3.5-4.5 USM and Nikon 18-35mm f/3.5-4.5D ED-IF AF Nikkor

Attribute	Canon EF-S 10-22mm f/3.5-4.5 USM ×	Nikon 18-35mm f/3.5-4.5D ED-IF AF Nikkor ×
Filter Size (mm)	77	77
Notes	EF-S lens mount, exclusively for EOS 20D, Digital Rebel, and newer bodies with APS-C sensors.	Included Accessories: HB-23 Hood
Closest Focus (m)	0.24	0.33
Magnification Ratio (x)	0.17	0.15
Type	Wide Zoom	Wide Zoom
Length (mm)	90	84
APS Equivalent	16 - 35mm	27 - 52mm
Zoom System	Rotary	Rotary
Image Circle	APS-C	35mm
Focal Length (mm)	10.00 - 22.00	18.00 - 35.00
Brand	Canon	Nikon
Name	Canon EF-S 10-22mm f/3.5-4.5 USM	Nikon 18-35mm f/3.5-4.5D ED-IF AF Nikkor
Weight (g)	385	369
Aperture (f)	3.50 - 22.00	3.50 - 22.00
Diaphragm Blades	6	7
Diagonal Angle of View (degree)	63.50 - 107.50	62.00 - 100.00
Lens Construction	13 elements in 10 groups, including 3 aspherical and 1 S-UD elements	11 elements in 8 groups, including 1 aspherical and 1 ED element
Diameter (mm)	83	81
Focus Details	Inner focusing; full-time manual focus and USM	Internal