Comparison of Nikon 200-500mm f/5.6E ED VR AF-S Nikkor and Pentax 150-450mm f/4.5-5.6ED DC AW HD D FA

Attribute	Nikon 200-500mm f/5.6E ED VR AF-S Nikkor ×	Pentax 150-450mm f/4.5-5.6ED DC AW HD D FA ×
Aperture (f)	5.60 - 32.00	4.50 - 27.00
Filter Size (mm)	95	86
Notes	VR Image Stabilization (up to 4.5 stops correction); Included Accessories: Front and rear lens caps, bayonet hood, semi-soft lens case	High Definition (HD) coatings; Super Protect (SP) coatings to external surfaces; weather-resistant construction; removable tripod collar
Closest Focus (m)	2.2	2
Magnification Ratio (x)	0.22	0.22
Zoom System	Rotary	Rotary with lock
Type	Telephoto Zoom	Telephoto Zoom
APS Equivalent	300 - 750mm	225 - 675mm
Diaphragm Blades	9	9
Image Circle	35mm	35mm
Focal Length (mm)	200.00 - 500.00	150.00 - 450.00
Brand	Nikon	Pentax
Name	Nikon 200-500mm f/5.6E ED VR AF-S Nikkor	Pentax 150-450mm f/4.5-5.6ED DC AW HD D FA
Weight (g)	2300	2000
Diaphragm Blades Type	rounded	rounded
Lens Construction	19 elements in 12 groups, including 3 ED elements; Super Integrated Coating	18 elements in 14 groups, including ED elements
Diagonal Angle of View (degree)	6.20 - 12.30	5.50 - 16.50
Length (mm)	267.5	241.5
Diameter (mm)	108	95
Focus Details	Internal focusing with AF-S (Silent Wave Motor); Focus Range Limiter; M/A, M Mode Switch	Internal with DC motor; Quick-Shift Focus System for changing between AF and MF by simply turning the focusing ring; Focus presets and range limiter