Sony FE 300mm F2.8 GM OSS vs Sony FE 400mm F2.8 GM OSS

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

Better figure, where one is clearly better

FE 300mm F2.8 GM OSS compared with FE 400mm F2.8 GM OSS
SonyFE 300mm F2.8 GM OSSSonyFE 400mm F2.8 GM OSS
Overview
ReleasedJanuary 2024September 2018
Optics
Lens typePrimePrime
Focal length300 mm400 mm
Maximum aperturef/2.8f/2.8
Minimum aperturef/22f/22
Optical constructionTwenty-one elements in seventeen groups, including one filterTwenty-three elements in seventeen groups, including one filter
Special elementsThree Super ED elements and one ED elementThree fluorite elements
CoatingsSony Nano AR coating II and front fluorine coatingSony Nano AR coating and front fluorine coating; flocked internal barrel
DiaphragmEleven rounded bladesEleven rounded blades
Angle of view8°10′ full frame; 5°20′ APS-C6°10′ full frame; 4°10′ APS-C
Mount and compatibility
MountsSony ESony E
Image circleFull frameFull frame
Image circle detailFull-frame coverage; 450 mm equivalent field of view on APS-CFull-frame coverage; 600 mm equivalent field of view on APS-C
Teleconverter supportCompatible with Sony SEL14TC 1.4× and SEL20TC 2×; 420 mm F4 or 600 mm F5.6 respectivelyCompatible with Sony SEL14TC 1.4× and SEL20TC 2×; 560 mm F4 or 800 mm F5.6 respectively
Focus and stabilisation
AutofocusYesYes
Minimum focus distance2 m2.7 m
Maximum magnification0.16×0.16×
Optical stabilisationYesYes
Autofocus detailTwo XD linear motors; tracking at apertures through F22 depends on camera and shooting conditionsTwo XD linear motors; original Alpha9 can track through F22 with current firmware, maximum20fps throughF11 and10fps atF13 or smaller under Sony specified settings
Focus distance detail2 m minimum focus distance; linear-response manual focus and full-time DMF including AF-C2.7 m minimum focus distance; linear-response manual focus and full-time DMF including AF-C
Magnification detail0.16× maximum magnification0.16× maximum magnification
Stabilisation detailOptical SteadyShot with normal, panning mode2 and dynamic-framing mode3; mode3 requires compatible current camera firmware. Compatible body can combine for five-axis correction. No maker stop rating in read pagesOptical SteadyShot with normal, panning mode2 and dynamic-framing mode3; original Alpha9 mode3 requires current firmware. Compatible body combines for five-axis correction. No maker stop rating in read pages
Video featuresQuiet low-vibration autofocus; function ring for power focus; noticeable focus breathing reported by The Digital PictureQuiet low-vibration autofocus; function ring can provide power focus with adjustable speed
Design
Dust and moisture resistantYesYes
Filter diameter40.5 mm40.5 mm
Maximum diameter124 mm158.1 mm
Length265 mm359 mm
Weight1,470 g (better)2,895 g
ControlsManual-focus ring, function ring, four customisable focus-hold buttons, AF/MF and full-time DMF switches, full/6m–infinity focus limiter and stabilisation controlsManual-focus ring, preset/function ring and focus-memory button, four customisable focus-hold buttons, AF/MF and full-time DMF switches, full/2.7–7m/7m–infinity focus limiter and stabilisation controls
Filter detail40.5 mm drop-in filter; no front filter thread. Supplied normal filter is part of optical design and must be installed unless replaced by supported filter; optional VF-DCPL1 polariser40.5 mm drop-in filter; no front filter thread. Supplied normal filter forms part of optical design and must be installed unless replaced by supported filter; optional VF-DCPL1 polariser
Weather resistanceDust and moisture resistant design with magnesium-alloy internal barrel; not guaranteed to prevent all ingressDust and moisture resistant design with magnesium-alloy exterior, internal barrel and tripod mount; not guaranteed to prevent all ingress
Dimensions detail124 mm maximum diameter × 265 mm length158.1 mm maximum diameter × 359 mm length
Weight detailApproximately 1470 g excluding separate tripod mount; hood and caps excludedApproximately 2895 g, including fixed non-detachable tripod mount; separate hood and caps excluded
Tripod mountSupplied rotating aluminium collar with detachable slide-out footFixed rotating tripod mount, explicitly non-detachable; switchable90° click stops and ball-bearing rotation
Lens hoodALC-SH175 round bayonet hood with locking button and flocked interior, suppliedALC-SH155 round slip-on carbon-fibre hood with flocked interior, supplied
In the boxALC-SH175 hood, front cover, ALC-R1EM rear cap, soft case, tripod mount, lens strap and drop-in filterALC-SH155 hood, front cover, ALC-R1EM rear cap, hard case, lens strap and case strap; normal drop-in filter initially installed
Release detailSony Europe final announcement7November2023 confirms January2024 availability; Japan2February later. MainJanuary, exact first global sale day unconfirmed. Development originally announced17January2023; announced field final full-spec launch.Sony USA final announcement27June2018 specifies September shipping; Japan28June specifies shipments from earlySeptember, made to order. MainSeptember, exact first global sale day unconfirmed.

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