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Olympus OM-D E-M10 Mark IV vs Panasonic LUMIX GH6

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

Better figure, where one is clearly better

OlympusOM-D E-M10 Mark IVPanasonicLUMIX GH6
Overview
ReleasedAugust 2020March 2022
Image and sensor
Camera typeMirrorlessMirrorless
Sensor formatFour ThirdsFour Thirds
Sensor typeLive MOSLive MOS
Sensor dimensions17.3 × 13 mm17.3 × 13 mm
Effective resolution20.3 MP25.21 MP
Largest image5184 × 38885776 × 4336
RAW recordingYesYes
Standard ISO range200–25600100–25600
Sensor detailApproximately 21.8 total megapixels; UK image area 17.3×13 mm, while Japan specifies 17.4×13 mm25.21 million effective and 26.52 million total pixels; 4:3 primary colour filter and sensor-shift dust reduction. High-resolution mode combines exposures into 11552×8672 files, not native single-exposure resolution
Image formatsJPEG, 12-bit losslessly compressed ORF RAW and simultaneous RAW+JPEG; 5184×3888 maximum ordinary still sizeJPEG and RAW
ISO detailManual ISO 200–25600, with expanded LOW approximately ISO 100; Auto normally LOW–6400. Amateur Photographer describes a narrower standard range, unlike the maker's manual sensitivity tableStandard stills ISO 100–25600, expanded ISO 50; video maximum ISO 12800. V-Log and Dynamic Range Boost have separate base-ISO conditions
Image processorTruePic VIII–
Lens and shooting
Lens mountMicro Four ThirdsMicro Four Thirds
StabilisationSensor shiftLens and sensor shift
Maximum continuous burst15 fps75 fps
Autofocus121-point contrast detection; single, nine-point group or all-area selection; face and near-eye detection, tracking, manual focus and focus peakingContrast AF with DFD; human/face/eye and animal detection. Fastest SH bursts use AFS/MF, not continuous autofocus
ShutterMechanical 1/4000–60 seconds; electronic 1/16000–60 seconds; electronic first curtain 1/320–60 seconds, switching to mechanical first curtain at faster speeds; Bulb, Live Time and Live CompositeMechanical up to 1/8000 second, electronic first curtain 1/2000 and electronic 1/32000; mechanical bulb up to 30 minutes
Burst detailElectronic high approximately 15 fps with focus fixed at the first frame; electronic low 6.3 fps with continuous autofocus, reported by Amateur Photographer. Mechanical high 8.7 fps and low 5 fps. Maker electronic-high buffer 42 RAW or 49 large-fine JPEG with specified Toshiba UHS-II cardFull-resolution electronic SH75/60/20 at 75/60/20 fps AFS/MF; SH buffer 200 RAW/JPEG frames. Mechanical or electronic first curtain 14 fps AFS/MF or 8 fps AFC; ordinary electronic 14/7 respectively. Normal RAW buffer more than 65 frames with CFexpress or 50 with SD under maker conditions
Stabilisation detailFive-axis sensor shift, rated up to 4.5 CIPA stops with M.Zuiko Digital ED 14–42mm F3.5–5.6 EZ at 42 mm, yaw/pitch; movie stabilisation can add electronic correction with a field-of-view cropFive-axis Body I.S. rated 7.5 stops with H-ES12060 at 60 mm; Dual I.S. 2 also 7.5 stops with H-FS14140 at 140 mm, CIPA yaw/pitch
FlashBuilt-in flash, guide number 7.2 at ISO 200; hot shoe; mechanical flash synchronisation up to 1/250 second–
Exposure controlsP/A/S/M, Auto, scene and Advanced Photo modes; live long-exposure previews, multiple exposure and eight-frame focus bracketing in AP mode–
Video
Highest video resolution3840 × 2160 at 30 fps5760 × 4320 at 29.97 fps
Video detailMOV H.264; 4K 30/25/24p approximately 102 Mbps, Full HD up to 60p and 720p high-speed recording at 120 fps; maximum clip approximately 29 minutesHighest internal resolution 5760×4320 4:3 at 29.97/25/24/23.98p, 4:2:0 10-bit LongGOP. 5728×3024 5.7K up to 59.94p; internal 5.7K ProRes 422/HQ up to 29.97p in the maker table. C4K/4K up to 119.88/120p requires Dynamic Range Boost off. Cooling fan; recording duration remains subject to power, media and operating conditions. Launch reviews describe the features available when tested
AudioBuilt-in stereo microphone, 16-bit 48 kHz linear PCM, recording-level and wind-noise controls; no microphone or headphone socket, confirmed by both reviewsStereo microphone, 3.5 mm microphone/line input and headphones; optional DMW-XLR1 supports four-channel recording
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3″3″
Screen dots1,037,0001,840,000
TouchscreenYesYes
Tilting screenYesYes
Display detailTilts approximately 80° up and 180° down; forward-facing selfie mode beneath the bodyTilt free-angle 3-inch 3:2 touch LCD with approximately 1.84 million dots
Viewfinder detailApproximately 2.36 million dots, 100% coverage and maximum 1.23× magnification with 50 mm lens at infinity, −1 dioptreOLED approximately 3.68 million dots, 100% coverage and 0.76× 35 mm-equivalent magnification under maker conditions
Connections and design
Wi-FiYesYes
BluetoothYesYes
Battery life (maker's claim)360 photographs380 photographs
Body weight335 g739 g
Release detailMaker European announcement states mid-August 2020 availability; Japan first sale 18 September and North American shipping 25 September. Month precision retained for the earlier European releaseMaker Japan confirms first sale 25 March 2022; headline uses month without assuming an exact UK day. No inferred successor link across co-sold GH bodies
Recording mediaOne SD slot; SDHC and SDXC with UHS-I/UHS-II supportCFexpress Type B slot and SD/SDHC/SDXC UHS-I/UHS-II slot; recording modes require specified card speed
PortsUSB 2.0 Micro-B, micro-HDMI Type D and hot shoe; no wired remote-release socketUSB-C 10 Gbps USB 3.2 Gen 2, full-size HDMI Type A, 2.5 mm remote, flash-sync socket and supplied BNC time-code converter cable
Wireless connectionsWi-Fi IEEE 802.11b/g/n and Bluetooth 4.2 Low Energy; smartphone transfer, remote shooting and smartphone GPS tagging through OI.ShareWi-Fi 2.4/5 GHz and Bluetooth Low Energy 5.0; regional wireless conditions apply
Battery life detailBLS-50 rechargeable battery; approximately 360 CIPA photographs with stabilisation on; video 80 minutes under standard JEITA conditions or 140 minutes with repeated maximum-length clips under maker conditionsDMW-BLK22 7.2 V 2200 mAh 16 Wh. CIPA 380 shots with SD/H-FS12060, 360 with SD/H-ES12060; CFexpress 350/330 respectively. One-second power-save EVF 750–900 shots is conditional, not headline
ChargingIn-camera USB charging with camera switched off; F-5AC USB adapter supplied in Japan; external BCS-5 charger optionalUSB power supply, charging and Power Delivery; dedicated charger supplied
Dimensions121.7×84.6×49 mm, excluding protrusionsApproximately 138.4 × 100.3 × 99.6 mm excluding protrusions
Weight detailApproximately 335 g body only; 383 g with supplied battery and memory card, without eyecupApproximately 739 g body only or 823 g with battery and one SD card. Digital Camera World's 823 g body-only label conflicts with the maker and is not adopted
MaterialsEngineering-plastic body; no weather sealing, reported by Photography BlogDust/splash-resistant, not waterproof; maker operating range −10 to 40 °C
ColoursBlack or silver–
In the boxBody, BLS-50 battery, USB cable, shoulder strap, USB adapter and documentation; regional plug variants applyBody cap, hot-shoe cover, eyecup, flash-sync cap, shoulder strap, battery, charger, AC adapter, USB A–C cable, cable holder and BNC converter cable; kit lens accessories depend on configuration

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