Comparison of Nikon 19mm f/4E ED PC Nikkor and Tamron SP 15-30mm f/2.8 Di VC USD G2 (Model A041)

Attribute	Tamron SP 15-30mm f/2.8 Di VC USD G2 (Model A041) ×	Nikon 19mm f/4E ED PC Nikkor ×
Notes	VC Image Stabilization (4.5 stops); Available AF mounts: Canon EF, Nikon F. Integrated flower-shaped hood.	Perspective Control: Horizontal and vertical shift and tilt: Shift: +/- 12mm, Tilt: +/- 7.5 degrees
Aperture (f)	2.80 - 22.00	4.00 - 32.00
Closest Focus (m)	0.28	0.25
Magnification Ratio (x)	0.2	0.18
Type	Wide Zoom	Wide Prime, Perspective Correction
Focus Details	Internal focusing; Ultrasonic Silent Drive USD motor with full-time MF mechanism; Dual MPU (Micro-Processing Unit) system	Manual Focus
APS Equivalent	1.5x: 22.5 - 45mm; 1.6x: 24 - 48mm	28.5mm
Diameter (mm)	98.4	89
Image Circle	Image Circle	35mm
Focal Length (mm)	15.00 - 30.00	19.00
Brand	Tamron	Nikon
Name	Tamron SP 15-30mm f/2.8 Di VC USD G2 (Model A041)	Nikon 19mm f/4E ED PC Nikkor
Weight (g)	1110	885
Diaphragm Blades Type	circular	rounded
Diaphragm Blades	9	9
Diagonal Angle of View (degree)	71.60 - 110.50	97.00
Length (mm)	145	124
Zoom System	Rotating	-
Lens Construction	18 elements in 13 groups, including 2 molded glass aspherical elements, 1 XGM (eXpanded Glass Molded) aspherical element and 3 LD elements	17 elements in 13 groups, including 2 aspherical and 3 ED elements