Comparison of Canon EF 14mm f/2.8L USM and Nikon 14mm f/2.8D ED AF Nikkor

Attribute	Nikon 14mm f/2.8D ED AF Nikkor ×	Canon EF 14mm f/2.8L USM ×
Notes	Included Accessories: Soft case. Lens Hood: Built-in Flower type	Fixed, petal-type hood; rear gelatin filter holder
Aperture (f)	2.80 - 22.00	2.80 - 22.00
Closest Focus (m)	0.2	0.25
Magnification Ratio (x)	0.15	0.1
Length (mm)	84	89
Focus Details	Rear Focusing	Inner focusing; full-time manual focus and USM
APS Equivalent	21mm	22mm
Type	Wide Prime	Wide Prime
Image Circle	35mm	35mm
Focal Length (mm)	14.00	14.00
Brand	Nikon	Canon
Name	Nikon 14mm f/2.8D ED AF Nikkor	Canon EF 14mm f/2.8L USM
Weight (g)	670	560
Diagonal Angle of View (degree)	114.00	114.00
Diaphragm Blades	7	5
Diameter (mm)	86	77
Lens Construction	14 elements in 12 groups, including 1 ED and 2 aspherical elements	14 elements in 10 groups, including 1 aspherical element