Canon EF 400mm F2.8 L IS III USM vs Sigma EX 300-800mm F5.6 DG APO HSM

This is a full comparison between the lenses Canon EF 400mm F2.8 L IS III USM and Sigma EX 300-800mm F5.6 DG APO HSM .

Compare Specifications

Product
Canon EF 400mm F2.8 L IS III USM
Sigma EX 300-800mm F5.6 DG APO HSM
Name Canon EF 400mm F2.8 L IS III USM Sigma EX 300-800mm F5.6 DG APO HSM
Manufacturer Canon Sigma
SKU
Release Date and Price
Canon EF 400mm F2.8 L IS III USM
Sigma EX 300-800mm F5.6 DG APO HSM
Release Year 2018 2003
Release Date 2018-09-05
MSRP N/A 11500 USD
Last known price 9999 USD 0 USD
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Lens Type
Canon EF 400mm F2.8 L IS III USM
Sigma EX 300-800mm F5.6 DG APO HSM
Lens Type Telephoto
Supertelephoto
Telephoto
Supertelephoto
Zoom or Prime Prime lens (no zoom) Zoom lens
Mount and Compatibility
Canon EF 400mm F2.8 L IS III USM
Sigma EX 300-800mm F5.6 DG APO HSM
Mount Canon EF Canon EFNikon F
Designed for APS-C sensor No (Suitable for all sensors) No (Suitable for all sensors)
Focus
Canon EF 400mm F2.8 L IS III USM
Sigma EX 300-800mm F5.6 DG APO HSM
Autofocus (AF) Yes Yes
Built-in Autofocus (AF) Motor Yes Yes
Motor Type Ring-Type Ultrasonic No information
Focus Method No information No information
Closest Focusing Distance 250 cm 600 cm
Maximum Magnification 0,17
Aperture
Canon EF 400mm F2.8 L IS III USM
Sigma EX 300-800mm F5.6 DG APO HSM
Maximum Aperture F2,8 F5,6
Diaphragm Blades 9 No information
Optics
Canon EF 400mm F2.8 L IS III USM
Sigma EX 300-800mm F5.6 DG APO HSM
Construction 17 elements  /  13 groups 18 elements  /  16 groups
Special Elements/Coatings Super UD + fluorite elements + Air Sphere + Super Spectra + fluorine coatings No information
Focal Length
Canon EF 400mm F2.8 L IS III USM
Sigma EX 300-800mm F5.6 DG APO HSM
Focal Length 400 mm 300-800 mm
Zoom Range None (Prime lens)
No Zoom available.
500 mm
Built-in Teleconverter No No
Teleconverter Multiplier N/A N/A
Image Stabilization Yes No
Image Stabilization CIPA Rating 5 stops N/A
Physical
Canon EF 400mm F2.8 L IS III USM
Sigma EX 300-800mm F5.6 DG APO HSM
Weather Sealing Yes No
Diameter 163 mm 165 mm
Length 343 mm 544 mm
Weight 2840 gr 5880 gr
Other
Canon EF 400mm F2.8 L IS III USM
Sigma EX 300-800mm F5.6 DG APO HSM
Filter Type Drop-in Filter Drop-in Filter
Filter Diameter 52 mm 46 mm
Lens Hood Included Included
Lens Hood SKU ET-155 (WIII) LH1571-02 595
Tripod Collar Included Included
Tripod Collar SKU N/A N/A