Sony FE 50mm F1.2 GM vs Sony FE 50mm F2.5 G

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

Better figure, where one is clearly better

FE 50mm F1.2 GM compared with FE 50mm F2.5 G
SonyFE 50mm F1.2 GMSonyFE 50mm F2.5 G
Overview
ReleasedApril 2021April 2021
Optics
Lens typePrimePrime
Focal length50 mm50 mm
Maximum aperturef/1.2f/2.5
Minimum aperturef/16f/22
Optical construction14 elements in 10 groupsNine elements in nine groups
Special elementsThree XA extreme-aspherical elementsTwo aspherical elements and ED glass
CoatingsNano AR Coating II; fluorine coating on front element–
Diaphragm11 rounded bladesSeven rounded blades
Angle of view47° full frame; 32° APS-C47° full frame; 32° APS-C
Mount and compatibility
MountsSony ESony E
Image circleFull frameFull frame
Image circle detailFull-frame coverage; 75 mm equivalent field of view on APS-CFull-frame coverage; 75 mm equivalent field of view on APS-C
Teleconverter supportNot compatible with SEL14TC or SEL20TCNot compatible with SEL14TC or SEL20TC
Focus and stabilisation
AutofocusYesYes
Minimum focus distance0.4 m0.31 m (manual focus)
Maximum magnification0.17×0.21× (manual focus)
Optical stabilisationNoNo
Autofocus detailFour XD linear motors and a floating-focus mechanismTwo linear motors; internal focusing. Maker does not designate these motors XD
Focus distance detailMinimum focus 0.4 m; Linear Response MFMinimum focus 0.35 m in AF or 0.31 m in MF; Linear Response MF
Magnification detailMaximum magnification 0.17×Maximum magnification 0.18× in AF or 0.21× in MF
Stabilisation detailNo lens stabilisation; compatible bodies provide stabilisationNo lens stabilisation; compatible bodies provide stabilisation
Design
Dust and moisture resistantYesYes
Filter diameter72 mm49 mm
Maximum diameter87 mm68 mm
Length108 mm45 mm
Weight778 g174 g (better)
ControlsAperture ring with click on/off, AF/MF switch and two customisable focus-hold buttonsAperture ring with click on/off switch, AF/MF switch and one customisable focus-hold button
Weather resistanceDust- and moisture-resistant design; not guaranteed completely dust- or moisture-proofDust- and moisture-resistant design; not guaranteed completely dust- or moisture-proof
Dimensions detail–Aluminium exterior and hood; internal focusing preserves lens length
Weight detailApproximately 778 g lens; separate hood and caps excludedApproximately 174 g lens; separate hood and caps excluded
Lens hoodALC-SH163 round bayonet hoodALC-SH166 cap-type hood
In the boxALC-SH163 hood, ALC-F72S front cap, ALC-R1EM rear cap, soft case and case strapALC-SH166 hood, ALC-F49S front cap and ALC-R1EM rear cap; no case listed
Release detailSony UK announced on 16 March 2021 and specified April 2021 availability. Photography Blog gives May 2021; the maker's earlier month is retained. UK launch price omitted because the actual Sony UK press page lists only a euro priceSony Europe specified April 2021 availability, separately from the 23 March announcement. Photography Blog Mark Goldstein and Digital Camera World Rod Lawton independently reviewed this exact model. Sony specifies two linear motors and two aspherical elements, correcting Photography Blog’s XD and three-aspherical descriptions. Maker 0.35 m AF / 0.31 m MF corrects Photography Blog’s swapped macro-section distances. No unconfirmed fluorine coating is imported

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