Canon EF 400mm F2.8 L IS III USM vs Sigma EX 120-300mm F2.8 APO DG HSM

This is a full comparison between the lenses Canon EF 400mm F2.8 L IS III USM and Sigma EX 120-300mm F2.8 APO DG HSM .

Compare Specifications

Product
Canon EF 400mm F2.8 L IS III USM
Sigma EX 120-300mm F2.8 APO DG HSM
Name Canon EF 400mm F2.8 L IS III USM Sigma EX 120-300mm F2.8 APO DG HSM
Manufacturer Canon Sigma
SKU
Release Date and Price
Canon EF 400mm F2.8 L IS III USM
Sigma EX 120-300mm F2.8 APO DG HSM
Release Year 2018 2002
Release Date 2018-09-05
MSRP N/A N/A
Last known price 9999 USD 0 USD
Buy it today
Lens Type
Canon EF 400mm F2.8 L IS III USM
Sigma EX 120-300mm F2.8 APO DG HSM
Lens Type Telephoto
Supertelephoto
Telephoto
Zoom or Prime Prime lens (no zoom) Zoom lens
Mount and Compatibility
Canon EF 400mm F2.8 L IS III USM
Sigma EX 120-300mm F2.8 APO DG 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 120-300mm F2.8 APO DG 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 150 cm
Maximum Magnification 0,17
Aperture
Canon EF 400mm F2.8 L IS III USM
Sigma EX 120-300mm F2.8 APO DG HSM
Maximum Aperture F2,8 F2,8
Diaphragm Blades 9 No information
Optics
Canon EF 400mm F2.8 L IS III USM
Sigma EX 120-300mm F2.8 APO DG 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 120-300mm F2.8 APO DG HSM
Focal Length 400 mm 120-300 mm
Zoom Range None (Prime lens)
No Zoom available.
180 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 120-300mm F2.8 APO DG HSM
Weather Sealing Yes No
Diameter 163 mm 112 mm
Length 343 mm 268 mm
Weight 2840 gr 2600 gr
Other
Canon EF 400mm F2.8 L IS III USM
Sigma EX 120-300mm F2.8 APO DG HSM
Filter Type Drop-in Filter Filter Thread
Filter Diameter 52 mm 105 mm
Lens Hood Included Included
Lens Hood SKU ET-155 (WIII) LH1134-01 529
Tripod Collar Included Included
Tripod Collar SKU N/A N/A