Comparison of NIKKOR Z 24-50mm f/4-6.3 and Pentax 18-50mm f/4-5.6 DC WR RE HD DA

Attribute	NIKKOR Z 24-50mm f/4-6.3 ×	Pentax 18-50mm f/4-5.6 DC WR RE HD DA ×
Diaphragm Blades Type	rounded	rounded
Filter Size (mm)	52	58
Aperture (f)	4.00 - 36.00	4.00 - 32.00
Closest Focus (m)	0.35	0.3
Magnification Ratio (x)	0.17	0.23
Notes	-	Weather resistant; Included Accessories: Lens hood; case optional
Type	Standard Zoom	Standard Zoom
APS Equivalent	36-75mm	27 - 75mm
Diaphragm Blades	7	7
Image Circle	35mm (Z Mount)	APS-C
Focal Length (mm)	24.00 - 50.00	18.00 - 50.00
Brand	Nikon	Pentax
Name	NIKKOR Z 24-50mm f/4-6.3	Pentax 18-50mm f/4-5.6 DC WR RE HD DA
Weight (g)	195	165
Diagonal Angle of View (degree)	47.00 - 84.00	31.50 - 76.00
Lens Construction	11 elements in 10 groups, including 2 ED elements and 3 aspherical elements; Super Integrated Coating	11 elements in 8 groups, including super-low dispersion glass elements and aspherical elements; SP (Super Protect) Coating, HD PENTAX Coating
Diameter (mm)	73.5	71
Length (mm)	51	41
Zoom System	-	Rotary
Focus Details	STM (Stepping Motor)	Internal with DC motor, "Quick Shift" AF/MF mechanism