Comparison of Canon EF 400mm f/2.8L IS USM and Nikon 200mm f/2G ED-IF AF-S VR Nikkor

Attribute	Canon EF 400mm f/2.8L IS USM ×	Nikon 200mm f/2G ED-IF AF-S VR Nikkor ×
Aperture (f)	2.80 - 32.00	2.00 - 22.00
Filter Size (mm)	52	52
Notes	Image Stabilization	Image Stabilization; Included accessories: HK-31 Hood, CL-L1 Case, LN-1 Strap, 52mm filter holder
Closest Focus (m)	3	1.9
Magnification Ratio (x)	0.15	0.12
Type	Telephoto Prime	Telephoto Prime
Focus Details	Inner focusing; full-time manual focus and USM	Internal with SWM, manual focus, and focus preset with Memory Recall; Focus Limiter Switch
APS Equivalent	640mm	300mm
Diaphragm Blades	8	9
Image Circle	35mm	35mm
Focal Length (mm)	400.00	200.00
Brand	Canon	Nikon
Name	Canon EF 400mm f/2.8L IS USM	Nikon 200mm f/2G ED-IF AF-S VR Nikkor
Weight (g)	5370	2900
Diagonal Angle of View (degree)	6.20	12.30
Length (mm)	349	203
Diameter (mm)	163	124
Lens Construction	17 elements in 13 groups, including 1 flourite and 2 UD elements	13 elements in 19 groups, including 3 ED glass elements, 1 Super ED glass element and 1 protective glass (Meniscus) element