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Canon RF 600mm F11 IS STM vs Canon RF 800mm F11 IS STM

Every spec side by side, from each maker's published figures.

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CanonRF 600mm F11 IS STMCanonRF 800mm F11 IS STM
Overview
ReleasedJuly 2020July 2020
Optics
Lens typePrimePrime
Focal length600 mm800 mm
Maximum aperturef/11f/11
Minimum aperturef/11f/11
Optical constructionTen elements in seven groupsEleven elements in eight groups
Special elementsGapless dual-layer diffractive optical elementGapless dual-layer diffractive optical element
Aperture detailFixed f/11 aperture; cannot be stopped downFixed f/11 aperture; cannot be stopped down
DiaphragmNo aperture bladesNo aperture blades
Angle of view–2°35′ horizontal, 1°40′ vertical and 3°05′ diagonal on full frame
Mount and compatibility
MountsCanon RFCanon RF
Image circleFull frameFull frame
CompatibilityCanon RF mount for full-frame and APS-C EOS R camerasCanon RF mount for full-frame and APS-C EOS R cameras; EOS R, Ra and RP require compatible firmware
Teleconverter supportCompatible with RF extenders; 840 mm at f/16 with RF 1.4× or 1200 mm at f/22 with RF 2× (Cameralabs and Dustin Abbott). Autofocus performance depends on camera and light levelsRF 1.4× gives 1120 mm at f/16 and 0.19× maximum magnification; RF 2× gives 1600 mm at f/22 and 0.28×. Canon lists autofocus and stabilisation as supported with both; performance depends on camera and light levels
Focus and stabilisation
AutofocusYesYes
Minimum focus distance4.5 m6 m
Maximum magnification0.14×0.14×
Optical stabilisationYesYes
Autofocus detailLead-screw STM autofocus; Canon Camera Museum states a focus area of 40% horizontal × 60% vertical for the original supported EOS R bodiesLead-screw STM autofocus; Canon states approximately 40% horizontal × 60% vertical AF coverage in its original EOS R compatibility notes
Focus distance detailMinimum focus 4.5 m; full-range or 12 m–infinity focus limiter (Cameralabs and Dustin Abbott)Minimum focus 6 m; full-range or 20 m–infinity focus limiter (Cameralabs)
Magnification detailMaximum 0.14×Maximum 0.14× without an extender
Stabilisation detailUp to five stops optical stabilisation under CIPA testing with EOS RUp to four stops optical stabilisation under CIPA testing with EOS R
Design
Dust and moisture resistantNoNo
Filter diameter82 mm95 mm
Maximum diameter93 mm101.6 mm
Length199.5 mm281.8 mm
Weight930 g1,260 g
ControlsSeparate manual focus and customisable control rings; focus limiter, AF/MF and stabiliser switchesSeparate manual focus and customisable control rings; focus limiter, AF/MF and stabiliser switches
Zoom designPrime lens with a retracting storage barrel; extend and lock the barrel before shootingPrime lens with a retracting storage barrel; extend and lock the barrel before shooting
Weather resistanceNo dust or moisture sealing, including no rubber mount seal (Cameralabs)No dust or moisture resistance; no rubber mount seal (Cameralabs)
Dimensions detail93 mm maximum diameter; 199.5 mm retracted length or 269.5 mm when extended for shooting101.6 mm maximum diameter; 281.8 mm retracted length or 351.8 mm when extended for shooting
Weight detailApproximately 930 g lensApproximately 1260 g lens
Tripod mountBuilt-in tripod mounting thread; no rotating collar (Cameralabs)Built-in tripod mounting thread; no rotating collar (Cameralabs)
Lens hoodET-88B hood sold separately (Dustin Abbott)Optional ET-101 hood; not included
In the boxLens, E-82II cap, RF dust cap and user manual kitLens, E-95 cap, RF dust cap and user manual kit
Release detailJuly 2020 marketed month in Canon Camera MuseumJuly 2020 marketed month in Canon Camera Museum

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