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Panasonic LUMIX S1II vs Panasonic LUMIX S1RII

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

Better figure, where one is clearly better

PanasonicLUMIX S1IIPanasonicLUMIX S1RII
Overview
ReleasedJune 2025March 2025
Image and sensor
Camera typeMirrorlessMirrorless
Sensor formatFull frameFull frame
Sensor typePartially stacked CMOSBSI CMOS
Sensor dimensions35.6 × 23.8 mm35.8 × 23.9 mm
Effective resolution24.1 MP44.3 MP
Largest image6000 × 40008144 × 5424
RAW recordingYesYes
Standard ISO range100–5120080–51200
Sensor detail24.1 million effective and 26.8 million total pixels; 35.6 × 23.8 mm partially stacked CMOS; normal 3:2 stills 6000×4000, distinct from eight-frame high-resolution 12000×8000 composites44.3 million effective and 45.9 million total pixels; 35.8 × 23.9 mm BSI CMOS (maker US announcement); normal 3:2 stills 8144×5424. Eight-frame high-resolution composites reach 16288×10848 and are separate from native sensor resolution
Image formatsJPEG, RAW and HEIF; HEIF HDR uses HLG, with SDR also available; high-resolution composites exclude HEIFJPEG, RAW and HEIF; high-resolution composites use RAW/JPEG rather than HEIF
ISO detailStandard stills ISO 100–51200; expanded ISO 50, 102400 and 204800; native stills sensitivities ISO 100/800, distinct from V-Log and other video profilesStandard stills ISO 80–51200; expanded 40 and 102400; native standard sensitivities ISO 80/400, distinct from V-Log and other video profiles
Lens and shooting
Lens mountL-MountL-Mount
StabilisationLens and sensor shiftLens and sensor shift
Maximum continuous burst70 fps40 fps
Lens detailL-Mount full-frame lenses; APS-C lenses use a reduced image area, with 3984×2656 3:2 stills–
AutofocusPhase Hybrid AF with up to 779 phase-detection and 315 contrast positions; humans/animals/cars/motorcycles and bicycles/trains/aircraft; −6 to 18 EV with f/1.4 lens, ISO 100, AFS. Subject selection is manual; current maker table includes Urban Sports recognitionPhase Hybrid AF using phase and contrast detection; human, animal, car, motorcycle/bicycle, train and aircraft recognition; −6 to 18 EV with f/1.4 lens, ISO 100 and AFS. Subject type must be selected manually (both reviews)
ShutterMechanical 60–1/8000 second and Bulb to approximately 30 minutes; electronic first curtain 60–1/2000; electronic 60–1/16000 with Bulb to approximately 60 secondsMechanical 60–1/8000 second and Bulb to approximately 30 minutes; electronic first curtain 60–1/2000; electronic image-priority 60–1/8000 or speed-priority 60–1/16000, Bulb to approximately 60 seconds
Burst detailFull-resolution electronic 70 fps speed-priority or 60/30 fps image-priority with AFS/AFC/MF; SH buffer 180 JPEG/RAW or 170 HEIF frames under maker conditions. Mechanical speed-priority up to 10 fps, including H+ AFC; lower modes offer live view. No composite high-resolution output counted as sensor resolutionFull-resolution electronic SH 40 or 20 fps with AFS/AFC/MF; SH buffer 70 RAW/JPEG or 65 HEIF frames. Mechanical speed-priority H+ up to 10 fps AFC, or 8 fps AFC with live view; image-priority H+ 9 fps AFC, or 7 fps AFC with live view. Current maker settings supersede older review reports that electronic 20 fps was unavailable
Stabilisation detailFive-axis sensor-shift B.I.S., eight centre/seven corner stops with S-R2060 at 60 mm; compatible Dual I.S.2 gives seven centre/corner stops with S-R24105 at 105 mm under CIPA-2024. Electronic video IS separately available; current Japan table marks crop-less mode as firmware 3.0Five-axis sensor-shift B.I.S., eight centre/seven corner stops with S-R2060 at 60 mm; Dual I.S.2 seven centre/corner stops with S-R24105 at 105 mm, CIPA-2024. Electronic video IS is separate; current Japan table marks crop-less mode as firmware 3.0
FlashExternal flash support, no built-in flash (Photography Blog); sync up to 1/250 second with maker flash-output restrictionsExternal flash support, no built-in flash (Photography Blog); sync up to 1/250 second with maker flash-output restrictions
Exposure controlsSeparate still/video/S&Q controls and custom settings; V-Log maker claim 14+ stops, or 15 with Dynamic Range Boost; no measured stills dynamic range inferred–
Video
Highest video resolution5952 × 3968 at 29.97 fps8064 × 5376 at 24 fps
Video detailInternal 5952×3968 3:2 open-gate HEVC 4:2:0 10-bit up to 29.97p; 5952×2512 up to 59.94p and 5088×3392 open gate up to 59.94p. Maker video table lists internal ProRes RAW HQ/RAW 5760×3040 up to 29.97p and C4K up to 59.94p; HDMI RAW 6000×4000 up to 29.97p needs an external recorder and is not the headline internal resolution. ARRI LogC3 requires separately purchased DMW-SFU3A key; recording formats, media and firmware impose restrictionsCurrent maker supplement lists internal 8064×5376 3:2 open-gate HEVC 4:2:0 10-bit at 23.98/24p; 8128×4288 17:9 at 29.97p and 7680×4320 UHD at 29.97p. Internal 5760×3040 ProRes RAW HQ/RAW up to 29.97p; image-area and media restrictions depend on mode. HDMI RAW 8128×5418 at 23.98p is external-recorder output, not the internal headline. Open-gate 8.1K was a promised firmware upgrade at launch and appears in the current maker table; no launch availability inferred
AudioStereo built-in microphone; MOV LPCM up to 96 kHz/24-bit; optional DMW-XLR2 required for 32-bit float; channel/sample-rate restrictions depend on adapter and formatStereo built-in microphone; MOV LPCM up to 96 kHz/24-bit, with built-in microphone limited to 48 kHz; optional DMW-XLR2 required for 32-bit float recording
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3″3″
Screen dots1,840,0001,840,000
TouchscreenYesYes
Tilting screenYesYes
Display detailThree-inch 3:2 capacitive touchscreen, approximately 1.84 million dots and 100% coverage; tilt and free-angle articulation (Panasonic UK)Three-inch 3:2 capacitive touchscreen, approximately 1.84 million dots and 100% coverage; tilt and free-angle articulation (Panasonic UK)
Viewfinder detail0.5-inch OLED, approximately 5.76 million dots, 100% coverage and 0.78× magnification with 50 mm lens at infinity, −1 dioptre and 3:2 aspect ratio0.5-inch OLED, approximately 5.76 million dots, 100% coverage and 0.78× magnification with 50 mm lens at infinity, −1 dioptre and 3:2 aspect ratio
Connections and design
Wi-FiYesYes
BluetoothYesYes
Battery life (maker's claim)320 photographs280 photographs
Body weight718 g712 g
Release detailPanasonic UK confirms available June 2025; no exact retail day inferred from announcement or Japan promised timingMaker US announcement specifies late March 2025 availability, retained at month precision without inventing a day or a UK-specific launch date
Recording mediaOne CFexpress Type B slot and one SD/SDHC/SDXC UHS-II slot; dual-slot recording options; no XQD compatibility inferred from Photography Blog's conflicting tableOne CFexpress Type B slot and one SD/SDHC/SDXC UHS-II slot; no XQD support inferred from Photography Blog's conflicting table
PortsUSB-C 10 Gbps with USB Power Delivery, full-size HDMI Type A, 2.5 mm remote, 3.5 mm stereo microphone and headphone connections; no dedicated timecode or flash-sync terminal in Japan tableUSB-C 10 Gbps with USB Power Delivery, full-size HDMI Type A, 2.5 mm remote, 3.5 mm stereo microphone and headphone connections; no flash-sync terminal in Japan table
Wireless connectionsWi-Fi 2.4 GHz 802.11b/g/n and 5 GHz 802.11a/n/ac; Bluetooth Low Energy 5.0; Japan channel ranges not assumed identical in every regionWi-Fi 2.4 GHz 802.11b/g/n and 5 GHz 802.11a/n/ac; Bluetooth Low Energy 5.0; Japan channel ranges not assumed identical in every region
Battery life detailDMW-BLK22; SD-card CIPA approximately 320 EVF/360 LCD shots with S-R24105, or 1150 in specified power-save EVF mode; CFexpress gives approximately 310/350 or 1000 respectivelyDMW-BLK22; SD-card CIPA approximately 280 EVF/350 LCD shots with S-R24105, or 1100 in specified power-save EVF mode; CFexpress approximately 280/340 or 950 respectively
ChargingIn-camera USB charging and power supply, including USB Power Delivery; optional DMW-AC11 AC adapterIn-camera USB charging and power supply, including USB Power Delivery; optional DMW-AC11 AC adapter
DimensionsApproximately 134.3 × 102.3 × 91.8 mm, excluding protrusionsApproximately 134.3 × 102.3 × 91.8 mm, excluding protrusions
Weight detailPanasonic UK specifies 718 g body only and 800 g with shoe cover, battery and SD card; photographed body excludes lens. Photography Blog's 712 g body figure is not usedPanasonic UK specifies 712 g body only and 795 g with shoe cover, battery and SD card; photographed body excludes lens
MaterialsDust, splash and freeze-resistant body; maker operating range −10 to 40°C with cold-temperature battery and lens restrictions; no waterproof rating inferredDust, splash and freeze-resistant body; maker operating range −10 to 40°C with cold-temperature battery and lens restrictions; no waterproof rating inferred
In the boxJapan maker lists battery, battery charger, shoulder strap, body cap, hot-shoe cover and battery-grip contact cover; regional bundle contents may varyJapan maker lists battery, battery charger, shoulder strap, body cap, hot-shoe cover and battery-grip contact cover; regional bundle contents may vary

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