Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF vs Sigma EX 80-400mm F4.5-5.6 DG OS

This is a full comparison between the lenses Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF and Sigma EX 80-400mm F4.5-5.6 DG OS .

Compare Specifications

Product
Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Sigma EX 80-400mm F4.5-5.6 DG OS
Name Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF Sigma EX 80-400mm F4.5-5.6 DG OS
Manufacturer Tamron Sigma
SKU
Release Date and Price
Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Sigma EX 80-400mm F4.5-5.6 DG OS
Release Year 2006 2004
Release Date
MSRP N/A N/A
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Lens Type
Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Sigma EX 80-400mm F4.5-5.6 DG OS
Lens Type Standard / Normal Telephoto
Supertelephoto
Zoom or Prime Zoom lens Zoom lens
Mount and Compatibility
Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Sigma EX 80-400mm F4.5-5.6 DG OS
Mount Canon EF-SNikon F Canon EFNikon F
Designed for APS-C sensor Yes No (Suitable for all sensors)
Focus
Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Sigma EX 80-400mm F4.5-5.6 DG OS
Autofocus (AF) YesNote. See below for further information Yes
Built-in Autofocus (AF) Motor No
Requires that the camera has an Autofocus Motor
Compatible Cameras for Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Yes
Motor Type N/A No information
Focus Method No information No information
Closest Focusing Distance 27 cm 180 cm
Maximum Magnification
Aperture
Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Sigma EX 80-400mm F4.5-5.6 DG OS
Maximum Aperture F2,8 F4,5-5,6
This lens has a variable aperture at different focal lengths.
F4,5 at 80 mm
F5,6 at 400 mm
Variable Aperture
Diaphragm Blades No information No information
Optics
Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Sigma EX 80-400mm F4.5-5.6 DG OS
Construction 16 elements  /  13 groups 20 elements  /  14 groups
Special Elements/Coatings No information No information
Focal Length
Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Sigma EX 80-400mm F4.5-5.6 DG OS
Focal Length 17-50 mm 80-400 mm
Zoom Range 33 mm 320 mm
Built-in Teleconverter No No
Teleconverter Multiplier N/A N/A
Image Stabilization No Yes
OS
Image Stabilization CIPA Rating N/A N/A
Physical
Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Sigma EX 80-400mm F4.5-5.6 DG OS
Weather Sealing No No
Diameter 73 mm 95 mm
Length 83 mm 192 mm
Weight 430 gr 1750 gr
Other
Tamron SP AF 17-50mm F2.8 XR Di-II LD Asph IF
Sigma EX 80-400mm F4.5-5.6 DG OS
Filter Type Filter Thread Filter Thread
Filter Diameter 67 mm 77 mm
Lens Hood Included Included
Lens Hood SKU N/A N/A
Tripod Collar N/A Included
Tripod Collar SKU N/A N/A
Other Model A16