Sony FE 24-105mm F4 G OSS vs Sony FE 28-70mm F3.5-5.6 OSS II

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

Better figure, where one is clearly better

FE 24-105mm F4 G OSS compared with FE 28-70mm F3.5-5.6 OSS II
SonyFE 24-105mm F4 G OSSSonyFE 28-70mm F3.5-5.6 OSS II
Overview
ReleasedNovember 2017January 2026
Optics
Lens typeZoomZoom
Focal length24–105 mm28–70 mm
Maximum aperturef/4f/3.5–5.6
Minimum aperturef/22f/22–36
Optical construction17 elements in 14 groupsNine elements in eight groups
Special elementsFour aspherical elements, including two AA advanced-aspherical elements, and three ED elementsThree aspherical elements and one ED glass element
CoatingsNano AR coating and fluorine coating on the front element–
DiaphragmNine rounded bladesSeven rounded blades
Angle of view84°–23° full frame; 61°–15° APS-C75°–34° full frame; 54°–23° APS-C
Mount and compatibility
MountsSony ESony E
Image circleFull frameFull frame
Image circle detailFull-frame coverage; 36–157.5 mm equivalent field of view on APS-CFull-frame coverage; 42–105 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 distance0.38 m0.3 m
Maximum magnification0.31×0.19×
Optical stabilisationYesYes
Autofocus detailDirect Drive SSM motor and internal focusingLinear motor; AF during zooming and up to 120 fps AF/AE tracking with compatible cameras. Sony internal measurements; continuous speed depends on conditions and is slower in AF-C
Focus distance detailMinimum focus 0.38 m; electronic manual focus ringMinimum focus 0.3 m at wide angle and 0.45 m at telephoto
Stabilisation detailOptical SteadyShot; stabilisation on/off switchOptical SteadyShot; coordinated body/lens stabilisation and Active mode support depend on camera compatibility. No lens-only stop rating published
Video features–Breathing compensation supported on compatible cameras; enabling it slightly changes field of view and image quality and may not completely compensate breathing
Design
Dust and moisture resistantYesYes
Filter diameter77 mm55 mm
Maximum diameter83.4 mm72.5 mm
Length113.3 mm83 mm
Weight663 g293 g (better)
ControlsAF/MF switch, stabilisation switch and one customisable focus-hold buttonZoom and manual-focus rings; focus mode and stabilisation selected on the camera; no aperture ring, switches or buttons
Zoom designExtending zoom barrel; focusing does not change overall lengthManual zoom with small changes in overall length
Filter detail77 mm front filter thread does not rotate during focusing55 mm front filter thread
Weather resistanceDust- and moisture-resistant design; not guaranteed completely dust- or moisture-proofDust- and moisture-resistant design; not guaranteed completely dust- or moisture-proof
Weight detailApproximately 663 g lens; separate hood and caps excludedApproximately 293 g lens; separate hood and caps excluded
Lens hoodALC-SH152 petal bayonet hoodALC-SH132 petal bayonet hood
In the boxALC-SH152 hood, ALC-F77S front cap, ALC-R1EM rear cap and soft caseALC-SH132 hood, ALC-F55S front cap and ALC-R1EM rear cap; no case listed
Release detailSony Japan specified 25 November 2017 and Hong Kong end November; main date retains regional month precision. Photography Blog calls the hood round but lacked it in its sample; current maker specifications confirm petal shape. Reviews disagree on distortion and barrel material, so no unverified material claim is used. Amateur Photographer’s Alpha 9 AF-C failure is a historical sample observation; Sony separately acknowledged selected early serial-number units with focusing defectsSony Australia specified mid-January 2026, ahead of Europe and North America February 2026; main date uses January month precision. One qualifying full exact review read: Bryan Carnathan, The Digital Picture, retail-sourced lens, April 2026. Sony Alpha Blog explicitly reuses original-version optical testing and Ken Rockwell redirects performance to original-version testing, so neither is counted as a second independent exact-model test; review summary omitted. Unverified fluorine coating and switch-gasket assertions in The Digital Picture omitted because absent from the read exact Sony specification/feature pages

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