Tamron SP AF 28-75mm F2.8 XR Di vs Sigma EX 15mm F2.8 DG Fisheye

This is a full comparison between the lenses Tamron SP AF 28-75mm F2.8 XR Di and Sigma EX 15mm F2.8 DG Fisheye .

Compare Specifications

Product
Tamron SP AF 28-75mm F2.8 XR Di
Sigma EX 15mm F2.8 DG Fisheye
Name Tamron SP AF 28-75mm F2.8 XR Di Sigma EX 15mm F2.8 DG Fisheye
Manufacturer Tamron Sigma
SKU
Release Date and Price
Tamron SP AF 28-75mm F2.8 XR Di
Sigma EX 15mm F2.8 DG Fisheye
Release Year 2003 2005
Release Date
MSRP N/A 940 USD
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Lens Type
Tamron SP AF 28-75mm F2.8 XR Di
Sigma EX 15mm F2.8 DG Fisheye
Lens Type Standard / Normal Wide Angle Lens
Fisheye
Zoom or Prime Zoom lens Prime lens (no zoom)
Mount and Compatibility
Tamron SP AF 28-75mm F2.8 XR Di
Sigma EX 15mm F2.8 DG Fisheye
Mount Canon EFNikon F Canon EFNikon F
Designed for APS-C sensor No (Suitable for all sensors) No (Suitable for all sensors)
Focus
Tamron SP AF 28-75mm F2.8 XR Di
Sigma EX 15mm F2.8 DG Fisheye
Autofocus (AF) YesNote. See below for further information YesNote. See below for further information
Built-in Autofocus (AF) Motor No
Requires that the camera has an Autofocus Motor
Compatible Cameras for Tamron SP AF 28-75mm F2.8 XR Di
No
Requires that the camera has an Autofocus Motor
Compatible Cameras for Sigma EX 15mm F2.8 DG Fisheye
Motor Type N/A N/A
Focus Method No information No information
Closest Focusing Distance 33 cm 15 cm
Maximum Magnification
Aperture
Tamron SP AF 28-75mm F2.8 XR Di
Sigma EX 15mm F2.8 DG Fisheye
Maximum Aperture F2,8 F2,8
Diaphragm Blades No information No information
Optics
Tamron SP AF 28-75mm F2.8 XR Di
Sigma EX 15mm F2.8 DG Fisheye
Construction 16 elements  /  14 groups 7 elements  /  6 groups
Special Elements/Coatings No information No information
Focal Length
Tamron SP AF 28-75mm F2.8 XR Di
Sigma EX 15mm F2.8 DG Fisheye
Focal Length 28-75 mm 15 mm
Zoom Range 47 mm None (Prime lens)
No Zoom available.
Built-in Teleconverter No No
Teleconverter Multiplier N/A N/A
Image Stabilization No No
Image Stabilization CIPA Rating N/A N/A
Physical
Tamron SP AF 28-75mm F2.8 XR Di
Sigma EX 15mm F2.8 DG Fisheye
Weather Sealing No No
Diameter 73 mm 73 mm
Length 92 mm 65 mm
Weight 510 gr 370 gr
Other
Tamron SP AF 28-75mm F2.8 XR Di
Sigma EX 15mm F2.8 DG Fisheye
Filter Type Filter Thread Drop-in Filter
Filter Diameter 67 mm N/A
Lens Hood Included Included (Solid Construction)
Lens Hood SKU N/A N/A
Tripod Collar N/A N/A
Tripod Collar SKU N/A N/A