Canon EF 300mm F2.8 L USM vs Canon EF 70-300mm F4-5.6 IS USM

This is a full comparison between the lenses Canon EF 300mm F2.8 L USM and Canon EF 70-300mm F4-5.6 IS USM .

Compare Specifications

Product
Canon EF 300mm F2.8 L USM
Canon EF 70-300mm F4-5.6 IS USM
Name Canon EF 300mm F2.8 L USM Canon EF 70-300mm F4-5.6 IS USM
Manufacturer Canon Canon
SKU
Release Date and Price
Canon EF 300mm F2.8 L USM
Canon EF 70-300mm F4-5.6 IS USM
Release Year 1987 2005
Release Date
MSRP N/A 649 USD
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Lens Type
Canon EF 300mm F2.8 L USM
Canon EF 70-300mm F4-5.6 IS USM
Lens Type Telephoto Telephoto
Zoom or Prime Prime lens (no zoom) Zoom lens
Mount and Compatibility
Canon EF 300mm F2.8 L USM
Canon EF 70-300mm F4-5.6 IS USM
Mount Canon EF Canon EF
Designed for APS-C sensor No (Suitable for all sensors) No (Suitable for all sensors)
Focus
Canon EF 300mm F2.8 L USM
Canon EF 70-300mm F4-5.6 IS 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 300 cm 150 cm
Maximum Magnification
Aperture
Canon EF 300mm F2.8 L USM
Canon EF 70-300mm F4-5.6 IS USM
Maximum Aperture F2,8 F4-5,6
This lens has a variable aperture at different focal lengths.
F4 at 70 mm
F5,6 at 300 mm
Variable Aperture
Diaphragm Blades No information No information
Optics
Canon EF 300mm F2.8 L USM
Canon EF 70-300mm F4-5.6 IS USM
Construction 10 elements  /  8 groups 15 elements  /  10 groups
Special Elements/Coatings No information No information
Focal Length
Canon EF 300mm F2.8 L USM
Canon EF 70-300mm F4-5.6 IS USM
Focal Length 300 mm 70-300 mm
Zoom Range None (Prime lens)
No Zoom available.
230 mm
Built-in Teleconverter No No
Teleconverter Multiplier N/A N/A
Image Stabilization No Yes
IS
Image Stabilization CIPA Rating N/A N/A
Physical
Canon EF 300mm F2.8 L USM
Canon EF 70-300mm F4-5.6 IS USM
Weather Sealing No No
Diameter 125 mm 76 mm
Length 253 mm 142 mm
Weight 2855 gr 630 gr
Other
Canon EF 300mm F2.8 L USM
Canon EF 70-300mm F4-5.6 IS USM
Filter Type Drop-in Filter Filter Thread
Filter Diameter 48 mm 58 mm
Lens Hood Included Not Included
Lens Hood SKU N/A ET-65B
Tripod Collar Included N/A
Tripod Collar SKU N/A N/A