Comparison of Pentax 50-200mm f/4-5.6ED SMC DA WR and Pentax SMC P-DA 50-200mm f/4-5.6 ED

Attribute	Pentax 50-200mm f/4-5.6ED SMC DA WR ×	Pentax SMC P-DA 50-200mm f/4-5.6 ED ×
Filter Size (mm)	49	52
Closest Focus (m)	1.1	1.1
Magnification Ratio (x)	0.24	0.24
Length (mm)	79.5	78.5
Front Element Rotation	-	-
Diagonal Angle of View (degree)	8.10 - 31.50	8.10 - 31.50
Focus Details	"Quick Shift" AF/MF mechanism	"Quick Shift" AF/MF mechanism
Focal Length (mm)	50.00 - 200.00	50.00 - 200.00
APS Equivalent	75 - 300mm	75 - 300mm
Brand	Pentax	Pentax
Image Circle	APS-C	APS-C
Name	Pentax 50-200mm f/4-5.6ED SMC DA WR	Pentax SMC P-DA 50-200mm f/4-5.6 ED
Weight (g)	285	255
Type	Telephoto Zoom	Telephoto Zoom
Notes	Weather-resistant construction. Included Accessories: Lens Hood	Included Accessories: Lens Hood
Diaphragm Blades	6	6
Aperture (f)	4.00 - 32.00	4.00 - 32.00
Lens Construction	11 elements in 10 groups, including 1 ED element	11 elements in 10 groups, including 2 aspherical and 1 ED element
Zoom System	Rotary	Rotary
Diameter (mm)	69	66.5