Comparison of Canon EF 70-200mm ƒ/2.8L IS II USM and Pentax SMC P-FA 80-200mm f/2.8 ED IF

Attribute	Canon EF 70-200mm ƒ/2.8L IS II USM ×	Pentax SMC P-FA 80-200mm f/2.8 ED IF ×
Magnification Ratio (x)	0.21	0.19
Filter Size (mm)	77	77
Focus Details	Inner focusing; full-time manual focus and USM	Internal
Closest Focus (m)	1.2	1.4
Lens Construction	23 elements in 19 groups, including 1 Fluorite and 5 UD elements	16 elements in 13 groups, including 1 ED element
Length (mm)	199	191
Focal Length (mm)	70.00 - 200.00	80.00 - 200.00
Diagonal Angle of View (degree)	12.00 - 34.00	12.50 - 30.50
Brand	Canon	Pentax
Image Circle	35mm	35mm
Name	Canon EF 70-200mm ƒ/2.8L IS II USM	Pentax SMC P-FA 80-200mm f/2.8 ED IF
Weight (g)	1490	1571
Type	Telephoto Zoom	Telephoto Zoom
Notes	Image Stabilization (up to 4 stops of correction); Dust and Moisture Resistant	Included Accessories: Lens Hood
APS Equivalent	112 - 320mm	120 - 300mm
Aperture (f)	2.80 - 32.00	2.80 - 32.00
Diaphragm Blades	8	-
Zoom System	Rotary	Rotary
Diameter (mm)	88.8	86.4