Comparison of Tamron 70-200mm f/2.8 Di VC USD G2 SP (Model A025) and Tamron 70-200mm ƒ/2.8 Di VC USD SP (Model A009)

Attribute	Tamron 70-200mm f/2.8 Di VC USD G2 SP (Model A025) ×	Tamron 70-200mm ƒ/2.8 Di VC USD SP (Model A009) ×
Aperture (f)	2.80 - 22.00	2.80 - 32.00
Filter Size (mm)	77	77
Notes	Moisture-Proof and Dust-Resistant Construction; Image Stabilized (CIPA rated to 5-stops); Available mounts: Canon EF, Nikon F	Available mounts: Canon, Nikon, Sony; Optical Image Stabilization; Included Accessories: Flower-shaped lens hood, detachable tripod mount
Closest Focus (m)	0.95	1.3
Magnification Ratio (x)	0.16	0.13
Zoom System	Rotary	Rotary
Type	Telephoto Zoom	Telephoto Zoom
APS Equivalent	1.5x: 105 - 300mm; 1.6x: 112 - 320mm	1.5x: 105 - 300mm; 1.6x: 112 - 320mm
Diaphragm Blades	9	9
Image Circle	35mm	35mm
Focal Length (mm)	70.00 - 200.00	70.00 - 200.00
Brand	Tamron	Tamron
Name	Tamron 70-200mm f/2.8 Di VC USD G2 SP (Model A025)	Tamron 70-200mm ƒ/2.8 Di VC USD SP (Model A009)
Weight (g)	1500	1470
Diaphragm Blades Type	rounded	rounded
Lens Construction	23 elements in 17 groups, including 1 XLD (Extra Low Dispersion) and 5 LD (Low Dispersion) elements; eBAND Coating; Fluorine Coating	23 elements in 17 groups, including 1 special XLD (Extra Low Dispersion) and 4 LD (Low Dispersion) elements
Diagonal Angle of View (degree)	12.30 - 34.30	12.30 - 34.30
Length (mm)	193.8	196.7
Diameter (mm)	88	85.8
Focus Details	Internal using USD (Ultrasonic Silent Drive) motor with continuous manual focus mechanism; AF/MF switch; AF limiter switch	Internal Focusing; USD (Ultrasonic Silent Drive) with continuous manual focus mechanism