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Panasonic LUMIX S1 vs Panasonic LUMIX S1RII

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

Better figure, where one is clearly better

PanasonicLUMIX S1PanasonicLUMIX S1RII
Overview
ReleasedMarch 2019March 2025
Image and sensor
Camera typeMirrorlessMirrorless
Sensor formatFull frameFull frame
Sensor typeCMOSBSI CMOS
Sensor dimensions35.6 × 23.8 mm35.8 × 23.9 mm
Effective resolution24.2 MP44.3 MP
Largest image6000 × 40008144 × 5424
RAW recordingYesYes
Standard ISO range100–5120080–51200
Sensor detail24.2 million effective and 25.28 million total pixels; primary colour filter and supersonic wave dust filter. High-resolution mode combines eight exposures into 12000×8000 composite files, not native single-shot resolution44.3 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 HLG PhotoJPEG, RAW and HEIF; high-resolution composites use RAW/JPEG rather than HEIF
ISO detailStandard ISO 100–51200, expanded ISO 50/102400/204800; maker firmware 2.0 adds Dual Native ISO Setting. Photography Blog's introductory ISO 80 conflicts with its own later ISO 50 discussion and the maker; not adoptedStandard stills ISO 80–51200; expanded 40 and 102400; native standard sensitivities ISO 80/400, distinct from V-Log and other video profiles
Image processorVenus Engine–
Lens and shooting
Lens mountL-MountL-Mount
StabilisationLens and sensor shiftLens and sensor shift
Maximum continuous burst9 fps40 fps
AutofocusContrast AF with DFD, human/animal detection, tracking and 225-area selection; firmware adds head recognition and tracking improvementsPhase 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, electronic front curtain and electronic modes; maker rated shutter life approximately 400000 imagesMechanical 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 detailNative 9 fps AFS/MF; mechanical/electronic front curtain 6 fps AFC or electronic 5 fps AFC. Maker buffer more than 90 RAW, 70 RAW+JPEG or 999 JPEG with Sony XQD G-series card. Reduced-resolution video-derived 6K/4K Photo modes are separateFull-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 Body I.S.; firmware 1.2 dated 9 July 2019 raises maker rating from 5.5 to 6 stops with S-X50 at 50 mm. Compatible-lens Dual I.S. 2 rises from 6 to 6.5 stops with S-R24105 at 105 mm or S-R70200 at 200 mm, CIPA yaw/pitchFive-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
Flash–External flash support, no built-in flash (Photography Blog); sync up to 1/250 second with maker flash-output restrictions
Video
Highest video resolution3840 × 2160 at 60 fps8064 × 5376 at 24 fps
Video detailOptional 5952×3968 6K at maker-labelled 24p requires optional DMW-SFU2 software-key activation and firmware 2.0 dated 6 April 2021; 4:2:0 10-bit LongGOP 200 Mbps. The upgrade also enables 5.9K30/25/24p, 5.4K30/25p, C4K modes and external 12-bit RAW with compatible recorder. Standard launch body offers UHD 3840×2160 up to 60p in 8-bit; 4K60 uses crop and a 30-minute clip limit. Higher-quality internal 10-bit, V-Log and associated advanced modes require the appropriate software-key upgrade; not included in the standard body configurationCurrent 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 microphone and monaural speaker; microphone/line input, headphone monitoring and optional DMW-XLR1Stereo 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 size3.2″3″
Screen dots2,100,0001,840,000
TouchscreenYesYes
Tilting screenYesYes
Display detailThree-point-two-inch 3:2 capacitive touchscreen approximately 2.1 million dots with triaxial tilt; separate top status LCDThree-inch 3:2 capacitive touchscreen, approximately 1.84 million dots and 100% coverage; tilt and free-angle articulation (Panasonic UK)
Viewfinder detailOLED approximately 5.76 million dots, 100% coverage and 0.78× with 50 mm lens at infinity, −1 dioptre and 3:2 ratio; 60/120 fps display0.5-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)400 photographs280 photographs
Body weight899 g712 g
Release detailMaker Japan confirms 23 March 2019 sale; headline month avoids assuming an exact UK day. Advanced recording firmware and optional-key requirements are separate from original release specifications. No inferred direct successor across co-sold S1/S5 generationsMaker US announcement specifies late March 2025 availability, retained at month precision without inventing a day or a UK-specific launch date
Recording mediaSlot 1 XQD with CFexpress support through firmware 1.3 or later; slot 2 SD/SDHC/SDXC UHS-I/UHS-II including V90One CFexpress Type B slot and one SD/SDHC/SDXC UHS-II slot; no XQD support inferred from Photography Blog's conflicting table
PortsUSB-C SuperSpeed USB 3.1 Gen 1, full-size HDMI Type A, 2.5 mm remote and 3.5 mm microphone/line/headphone connectionsUSB-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 2.4/5 GHz and Bluetooth Low Energy 4.2; 5 GHz subject to regional availabilityWi-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 detailMaker 7.4 V 3050 mAh 23 Wh pack. CIPA with S-R24105 and SD approximately 400 LCD/380 EVF shots; with XQD 380 LCD/360 EVF. One-second power-save EVF 1150 SD/1100 XQD is conditional, not headlineDMW-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
ChargingUSB charging/power and dedicated chargerIn-camera USB charging and power supply, including USB Power Delivery; optional DMW-AC11 AC adapter
DimensionsApproximately 148.9 × 110.0 × 96.7 mm, excluding protrusionsApproximately 134.3 × 102.3 × 91.8 mm, excluding protrusions
Weight detailApproximately 899 g body only, 1016 g with SD/battery or 1020 g with XQD/battery; lens excludedPanasonic UK specifies 712 g body only and 795 g with shoe cover, battery and SD card; photographed body excludes lens
MaterialsDust/splash-resistant construction, not waterproof; recommended −10 to 40 °CDust, 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 boxMaker Japan lists body cap, hot-shoe cover, eyecup, flash-sync cap, battery-grip contact cover, shoulder strap, cable holder, battery, charger, AC adapter, mains cable and USB C–C/A–C cables; regional contents 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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