Comparison of Nikon 300mm ƒ/4E PF ED VR AF-S Nikkor and Sony 18-135mm f/3.5-5.6 DT SAM SAL18135

Attribute	Nikon 300mm ƒ/4E PF ED VR AF-S Nikkor ×	Sony 18-135mm f/3.5-5.6 DT SAM SAL18135 ×
Aperture (f)	4.00 - 32.00	3.50 - 40.00
Filter Size (mm)	77	62
Notes	Image Stabilized (4.5 stops); Included Accessories: CL-M3 case, HB-73 hood, front and rear lens caps	Sony A-Mount. Included Accessories: SH0008 petal lens hood, caps
Closest Focus (m)	1.4	0.45
Magnification Ratio (x)	0.24	0.27
Diameter (mm)	89	73
Type	Telephoto Prime	Standard Zoom
APS Equivalent	450mm	27 - 202.5mm
Diaphragm Blades	9	7
Image Circle	35mm	APS-C
Focal Length (mm)	300.00	18.00 - 135.00
Brand	Nikon	Sony
Name	Nikon 300mm ƒ/4E PF ED VR AF-S Nikkor	Sony 18-135mm f/3.5-5.6 DT SAM SAL18135
Weight (g)	755	405
Diaphragm Blades Type	rounded	circular
Lens Construction	16 elements in 10 groups; including 1 Aspherical, 1 PF (Phase Fresnel), and 1 ED element; Nano Crystal Coat	15 elements in 13 groups, including 3 aspheric and 2 ED glass elements
Diagonal Angle of View (degree)	8.20	-
Length (mm)	147.5	85.5
Zoom System	-	Rotary
Focus Details	Internal focusing with Silent Wave motor; A/M-M/A-M switch	Internal focusing; Smooth Autofocus Motor (SAM) with Direct Manual Focus (DMF)