Sigma 120-400mm F4.5-5.6 DG APO HSM OS vs Canon EF 17-40mm F4 L USM

This is a full comparison between the lenses Sigma 120-400mm F4.5-5.6 DG APO HSM OS and Canon EF 17-40mm F4 L USM .

Compare Specifications

Product
Sigma 120-400mm F4.5-5.6 DG APO HSM OS
Canon EF 17-40mm F4 L USM
Name Sigma 120-400mm F4.5-5.6 DG APO HSM OS Canon EF 17-40mm F4 L USM
Manufacturer Sigma Canon
SKU
Release Date and Price
Sigma 120-400mm F4.5-5.6 DG APO HSM OS
Canon EF 17-40mm F4 L USM
Release Year 2008 2003
Release Date
MSRP 1320 USD 839 USD
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Lens Type
Sigma 120-400mm F4.5-5.6 DG APO HSM OS
Canon EF 17-40mm F4 L USM
Lens Type Telephoto
Supertelephoto
Wide Angle Lens
Zoom or Prime Zoom lens Zoom lens
Mount and Compatibility
Sigma 120-400mm F4.5-5.6 DG APO HSM OS
Canon EF 17-40mm F4 L USM
Mount Canon EFNikon F Canon EF
Designed for APS-C sensor No (Suitable for all sensors) No (Suitable for all sensors)
Focus
Sigma 120-400mm F4.5-5.6 DG APO HSM OS
Canon EF 17-40mm F4 L USM
Autofocus (AF) Yes Yes
Built-in Autofocus (AF) Motor Yes Yes
Motor Type No information No information
Focus Method No information No information
Closest Focusing Distance 150 cm 28 cm
Maximum Magnification
Aperture
Sigma 120-400mm F4.5-5.6 DG APO HSM OS
Canon EF 17-40mm F4 L USM
Maximum Aperture F4,5-5,6
This lens has a variable aperture at different focal lengths.
F4,5 at 120 mm
F5,6 at 400 mm
Variable Aperture
F4
Diaphragm Blades No information No information
Optics
Sigma 120-400mm F4.5-5.6 DG APO HSM OS
Canon EF 17-40mm F4 L USM
Construction 21 elements  /  15 groups 12 elements  /  9 groups
Special Elements/Coatings No information No information
Focal Length
Sigma 120-400mm F4.5-5.6 DG APO HSM OS
Canon EF 17-40mm F4 L USM
Focal Length 120-400 mm 17-40 mm
Zoom Range 280 mm 23 mm
Built-in Teleconverter No No
Teleconverter Multiplier N/A N/A
Image Stabilization Yes
OS
No
Image Stabilization CIPA Rating N/A N/A
Physical
Sigma 120-400mm F4.5-5.6 DG APO HSM OS
Canon EF 17-40mm F4 L USM
Weather Sealing No Yes
Diameter 92 mm 83 mm
Length 203 mm 96 mm
Weight 1750 gr 500 gr
Other
Sigma 120-400mm F4.5-5.6 DG APO HSM OS
Canon EF 17-40mm F4 L USM
Filter Type Filter Thread Filter Thread
Filter Diameter 77 mm 77 mm
Lens Hood Included Included
Lens Hood SKU LH830-01 EW-83E
Tripod Collar Included N/A
Tripod Collar SKU N/A N/A