Comparison of Nikon Z 16-50mm f/3.5-6.3 VR DX Nikkor and Pentax 18-50mm f/4-5.6 DC WR RE HD DA

Attribute	Pentax 18-50mm f/4-5.6 DC WR RE HD DA ×	Nikon Z 16-50mm f/3.5-6.3 VR DX Nikkor ×
Aperture (f)	4.00 - 32.00	3.50 - 16.00
Filter Size (mm)	58	46
Notes	Weather resistant; Included Accessories: Lens hood; case optional	VR Image Stabilization (up to 4.5 stops)
Closest Focus (m)	0.3	0.2
Magnification Ratio (x)	0.23	0.2
Zoom System	Rotary	Rotary
Type	Standard Zoom	Standard Zoom
APS Equivalent	27 - 75mm	24 - 75mm
Diaphragm Blades	7	7
Image Circle	APS-C	APS-C (Z-Mount)
Focal Length (mm)	18.00 - 50.00	16.00 - 50.00
Brand	Pentax	Nikon
Name	Pentax 18-50mm f/4-5.6 DC WR RE HD DA	Nikon Z 16-50mm f/3.5-6.3 VR DX Nikkor
Weight (g)	165	135
Diaphragm Blades Type	rounded	rounded
Lens Construction	11 elements in 8 groups, including super-low dispersion glass elements and aspherical elements; SP (Super Protect) Coating, HD PENTAX Coating	9 elements in 7 groups, including 1 ED and 4 aspherical elements
Diagonal Angle of View (degree)	31.50 - 76.00	31.50 - 83.00
Length (mm)	41	32
Diameter (mm)	71	70
Focus Details	Internal with DC motor, "Quick Shift" AF/MF mechanism	Autofocus with STM (Stepper Motor), manual focus