Comparison of Tamron SP 15-30mm f/2.8 Di VC USD G2 (Model A041) and Tamron SP 15-30mm ƒ/2.8 Di VC USD (Model A012)

Attribute	Tamron SP 15-30mm f/2.8 Di VC USD G2 (Model A041) ×	Tamron SP 15-30mm ƒ/2.8 Di VC USD (Model A012) ×
Notes	VC Image Stabilization (4.5 stops); Available AF mounts: Canon EF, Nikon F. Integrated flower-shaped hood.	VC Image Stabilization; Available AF mounts: Canon EF, Nikon F, Sony A. Integrated petal type lens hood.
Aperture (f)	2.80 - 22.00	2.80 - 22.00
Closest Focus (m)	0.28	0.28
Magnification Ratio (x)	0.2	0.2
Type	Wide Zoom	Wide Zoom
Length (mm)	145	145
APS Equivalent	1.5x: 22.5 - 45mm; 1.6x: 24 - 48mm	1.5x: 22.5 - 45mm; 1.6x: 24 - 48mm
Zoom System	Rotating	Rotating
Image Circle	Image Circle	Image Circle
Focal Length (mm)	15.00 - 30.00	15.00 - 30.00
Brand	Tamron	Tamron
Name	Tamron SP 15-30mm f/2.8 Di VC USD G2 (Model A041)	Tamron SP 15-30mm ƒ/2.8 Di VC USD (Model A012)
Weight (g)	1110	1100
Diaphragm Blades Type	circular	circular
Diaphragm Blades	9	9
Diagonal Angle of View (degree)	71.60 - 110.50	71.60 - 110.50
Lens Construction	18 elements in 13 groups, including 2 molded glass aspherical elements, 1 XGM (eXpanded Glass Molded) aspherical element and 3 LD elements	18 elements in 13 groups, including XGM (eXpanded Glass Molded) aspherical and several LD elements; BBAR (Broad-Band Anti-Reflection) coating
Diameter (mm)	98.4	98.4
Focus Details	Internal focusing; Ultrasonic Silent Drive USD motor with full-time MF mechanism; Dual MPU (Micro-Processing Unit) system	Ultrasonic Silent Drive USD motor with full-time MF mechanism