Comparison of Tamron SP AF 24-135mm f/3.5-5.6 AD Aspherical IF Macro and Tokina 24-200mm f/3.5-5.6 AT-X 242 AF

Attribute	Tokina 24-200mm f/3.5-5.6 AT-X 242 AF ×	Tamron SP AF 24-135mm f/3.5-5.6 AD Aspherical IF Macro ×
Notes	Available AF Mounts: Canon, Minolta, Nikon, Pentax; Included Accessories: Lens Hood, Fitted Soft Case	Available AF Mounts: Canon, Minolta, Nikon, Pentax; Included Accessories: Lens Hood
Aperture (f)	3.50 - 22.00	3.50 - 22.00
Magnification Ratio (x)	0.17	0.3
Filter Size (mm)	72	72
Type	Telephoto Zoom	Standard Zoom
Closest Focus (m)	0.8	0.4
APS Equivalent	1.5x: 36 - 300mm; 1.6x: 38.4 - 320mm	1.5x: 36 - 202.5mm; 1.6x: 38.4 - 216mm
Diameter (mm)	81.8	78.5
Image Circle	35mm	35mm
Focal Length (mm)	24.00 - 200.00	24.00 - 135.00
Brand	Tokina	Tamron
Name	Tokina 24-200mm f/3.5-5.6 AT-X 242 AF	Tamron SP AF 24-135mm f/3.5-5.6 AD Aspherical IF Macro
Weight (g)	690	530
Diagonal Angle of View (degree)	12.30 - 84.20	18.00 - 84.00
Diaphragm Blades	6	7
Zoom System	Rotary	Rotary
Length (mm)	89	80.6
Focus Details	Internal	-
Lens Construction	15 elements in 13 groups, including 2 aspherical and 2 SD elements	14 elements in 10 groups