Sigma 170-500mm F5-6.3 DG APO vs Canon EF 75-300mm F4-5.6 III USM

This is a full comparison between the lenses Sigma 170-500mm F5-6.3 DG APO and Canon EF 75-300mm F4-5.6 III USM .

Compare Specifications

Product
Sigma 170-500mm F5-6.3 DG APO
Canon EF 75-300mm F4-5.6 III USM
Name Sigma 170-500mm F5-6.3 DG APO Canon EF 75-300mm F4-5.6 III USM
Manufacturer Sigma Canon
SKU
Release Date and Price
Sigma 170-500mm F5-6.3 DG APO
Canon EF 75-300mm F4-5.6 III USM
Release Year 2005 1999
Release Date
MSRP 629 USD 234 USD
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Lens Type
Sigma 170-500mm F5-6.3 DG APO
Canon EF 75-300mm F4-5.6 III USM
Lens Type Telephoto
Supertelephoto
Telephoto
Zoom or Prime Zoom lens Zoom lens
Mount and Compatibility
Sigma 170-500mm F5-6.3 DG APO
Canon EF 75-300mm F4-5.6 III USM
Mount Canon EFNikon F Canon EF
Designed for APS-C sensor No (Suitable for all sensors) No (Suitable for all sensors)
Focus
Sigma 170-500mm F5-6.3 DG APO
Canon EF 75-300mm F4-5.6 III USM
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 Sigma 170-500mm F5-6.3 DG APO
Yes
Motor Type N/A No information
Focus Method No information No information
Closest Focusing Distance 300 cm 150 cm
Maximum Magnification
Aperture
Sigma 170-500mm F5-6.3 DG APO
Canon EF 75-300mm F4-5.6 III USM
Maximum Aperture F5-6,3
This lens has a variable aperture at different focal lengths.
F5 at 170 mm
F6,3 at 500 mm
Variable Aperture
F4-5,6
This lens has a variable aperture at different focal lengths.
F4 at 75 mm
F5,6 at 300 mm
Variable Aperture
Diaphragm Blades No information No information
Optics
Sigma 170-500mm F5-6.3 DG APO
Canon EF 75-300mm F4-5.6 III USM
Construction 13 elements  /  11 groups 13 elements  /  9 groups
Special Elements/Coatings No information No information
Focal Length
Sigma 170-500mm F5-6.3 DG APO
Canon EF 75-300mm F4-5.6 III USM
Focal Length 170-500 mm 75-300 mm
Zoom Range 330 mm 225 mm
Built-in Teleconverter No No
Teleconverter Multiplier N/A N/A
Image Stabilization No No
Image Stabilization CIPA Rating N/A N/A
Physical
Sigma 170-500mm F5-6.3 DG APO
Canon EF 75-300mm F4-5.6 III USM
Weather Sealing No No
Diameter 92 mm 71 mm
Length 232 mm 122 mm
Weight 1345 gr 480 gr
Other
Sigma 170-500mm F5-6.3 DG APO
Canon EF 75-300mm F4-5.6 III USM
Filter Type Filter Thread Filter Thread
Filter Diameter 86 mm 58 mm
Lens Hood Included Not Included
Lens Hood SKU N/A ET-60
Tripod Collar Included N/A
Tripod Collar SKU N/A N/A