OM SYSTEM OM-1 Mark II vs Panasonic LUMIX GH7

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OM-1 Mark II compared with LUMIX GH7

	OM SYSTEMOM-1 Mark II	PanasonicLUMIX GH7
Overview
Released
Released	February 2024	July 2024
Image and sensor
Camera type
Camera type	Mirrorless	Mirrorless
Sensor format
Sensor format	Four Thirds	Four Thirds
Sensor type
Sensor type	Stacked BSI Live MOS	BSI CMOS
Sensor dimensions
Sensor dimensions	17.3 × 13 mm	–
Effective resolution
Effective resolution	20.4 MP	25.2 MP
Largest image
Largest image	5184 × 3888	5776 × 4336
RAW recording
RAW recording	Yes	Yes
Standard ISO range
Standard ISO range	80–102400	100–25600
Sensor detail
Sensor detail	UK rounds resolution to 20.4 effective and 22.9 total megapixels; stacked BSI Live MOS. Ordinary single-shot output 5184×3888, separate from composite high-resolution modes	Four Thirds-type backside-illuminated CMOS, 25.2 million effective and 26.5 million total pixels; native 4:3 stills 5776×4336. High-resolution composites 11552×8672 remain separate from native resolution
Image formats
Image formats	JPEG and ORF RAW; tripod 80 MP and handheld 50 MP high-resolution composites offer 12-bit or 14-bit RAW, with movement restrictions	JPEG and RAW; Fine/Standard JPEG and RAW+JPEG choices
ISO detail
ISO detail	Headline range includes expanded LOW approximately ISO 80. Maker Japan specifies LOW 80/100 and ISO 200–102400; default Auto upper limit 25600. Amateur Photographer describes 200–25600 as native and higher settings as expanded	Standard stills ISO 100–25600; expanded ISO 50; V-Log and other video profiles use different ranges. Maker V-Log claim 13+ stops at sensor output up to 60 fps and 12+ stops above 60 fps; no measured stills range inferred
Image processor
Image processor	TruePic X	–
Lens and shooting
Lens mount
Lens mount	Micro Four Thirds	Micro Four Thirds
Stabilisation
Stabilisation	Lens and sensor shift	Lens and sensor shift
Maximum continuous burst
Maximum continuous burst	120 fps	75 fps
Autofocus
Autofocus	Hybrid phase/contrast, 1053 cross-type phase positions; human, bird, dog/cat, vehicle, aircraft and train recognition. UK sensitivity −8 EV with f/1.2 lens at approximately ISO 100; Japan −5.5 EV with f/2.8 uses different conditions	Phase Hybrid AF using phase and contrast detection; human, animal, car, motorcycle, train and aircraft recognition; −4 to 18 EV at ISO 100, f/2 and AFS under maker conditions; no automatic subject-type selection (Amateur Photographer)
Shutter
Shutter	Mechanical 1/8000–60 seconds, electronic 1/32000–60 seconds; manufacturer mechanical durability rating 400000 actuations	Mechanical 60–1/8000 second and Bulb to approximately 30 minutes; electronic first curtain 60–1/2000; electronic 60–1/32000 with Bulb to approximately 60 seconds
Burst detail
Burst detail	Electronic SH1 120 fps fixes focus/exposure; SH2 up to 50 fps tracking requires compatible lenses. Mechanical 10 fps. Maker Japan example buffer 213 RAW/219 JPEG at 120 fps and 256/309 at 50 fps, with specified KIOXIA card and 12–40mm F2.8 PRO; UK older small-buffer rows conflict with its own 213-frame headline	Full-resolution electronic 75 fps AFS/MF with focus fixed, 60 or 20 fps AFS/AFC/MF; pre-burst options at these speeds. Mechanical 14 fps AFS/MF or 10 fps AFC; electronic first curtain 14/9 respectively. SH buffer 190 RAW/JPEG frames; normal bursts 215 RAW with CFexpress or 200 with SD under maker conditions. Dynamic Range Boost does not operate during SH bursts
Stabilisation detail
Stabilisation detail	Five-axis sensor shift; UK CIPA claim up to 8.5 stops with 12–40mm F2.8 PRO II at 40mm. Compatible Sync IS up to 8.5 with 150–400mm F4.5 TC1.25x IS PRO at 150mm, half-press IS off and high frame rate	Five-axis sensor-shift B.I.S. and compatible Dual I.S.2, each maker rated 7.5 stops under CIPA yaw/pitch conditions; B.I.S. uses H-ES12060 at 60 mm, Dual I.S.2 H-FSA14140 at 140 mm. Electronic video IS is separate. Maker 7.5-stop figure retained over Digital Camera World's conflicting 6.5-stop specification
Exposure controls
Exposure controls	Live ND2–128 and graduated ND2/4/8; Live Composite, focus stacking and pixel-shift modes. Live ND and GND cannot be combined (both reviews); mode, shutter and ISO restrictions apply	–
Video
Highest video resolution
Highest video resolution	4096 × 2160 at 60 fps	5760 × 4320 at 29.97 fps
Video detail
Video detail	Internal C4K 4096×2160 and UHD up to 60p; H.264 8-bit or HEVC 10-bit modes with OM-Log400 and HLG. FHD high-speed 240 fps is separate. External RAW HDMI needs a compatible recorder, rather than being internal RAW recording	Internal 5760×4320 4:3 open-gate HEVC 4:2:0 10-bit up to 29.97p; 5728×3024 17:9 up to 59.94p; C4K up to 119.88p. Internal ProRes RAW HQ/RAW and ProRes 422 options have format/media restrictions. High-resolution/ProRes/HFR modes retain temperature limits; maker's unlimited-recording claim is C4K/60p or lower and remains battery/media dependent. HDMI 8K is still-image playback only, not recorded video. ARRI LogC3 requires separately purchased DMW-SFU3A activation
Audio
Audio	Internal stereo microphones, external 3.5 mm microphone and headphone connections	Stereo microphone; MOV LPCM up to 96 kHz/24-bit, built-in microphone limited to 48 kHz; optional DMW-XLR2 enables 32-bit float, with channel/sample-rate restrictions. Digital Camera World did not test the XLR2 adapter
Screen and viewfinder
Viewfinder
Viewfinder	Electronic	Electronic
Screen size
Screen size	3″	3″
Screen dots
Screen dots	1,620,000	1,840,000
Touchscreen
Touchscreen	Yes	Yes
Tilting screen
Tilting screen	Yes	Yes
Display detail
Display detail	Fully articulated three-inch touchscreen; headphone and lower-port cables can restrict rotation (Amateur Photographer)	Three-inch 3:2 capacitive touchscreen, approximately 1.84 million dots and 100% coverage; tilt/free-angle articulation. Maker three-inch figure retained over Digital Camera World's conflicting 3.2-inch description
Viewfinder detail
Viewfinder detail	OLED approximately 5.76 million dots, approximately 100% coverage; maximum 1.65× with 50mm lens at infinity at −1 dioptre, depending on finder style. Launch press 0.83× is full-frame-equivalent magnification	0.5-inch OLED, approximately 3.68 million dots, 100% coverage; 1.6× optical magnification, equivalent to 0.8× in 35 mm terms, at maker's 50 mm/infinity/−1 dioptre/4:3 conditions
Connections and design
Wi-Fi
Wi-Fi	Yes	Yes
Bluetooth
Bluetooth	Yes	Yes
Battery life (maker's claim)
Battery life (maker's claim)	500 photographs	360 photographs
Body weight
Body weight	511 g (better)	721 g
Release detail
Release detail	Maker US launch release confirms late February 2024 sale; earliest worldwide day unconfirmed, so month precision retained. Its June 2025 PDF upload path is not the release date	Maker UK specifies end of July 2024 availability, retained at month precision; Japan maker specifies 26 July 2024, qualified as that region's date
Recording media
Recording media	Two SD/SDHC/SDXC slots, UHS-I and UHS-II; no CFexpress support	One CFexpress Type B slot and one SD/SDHC/SDXC UHS-II slot, including V90; external USB SSD recording available for supported modes
Ports
Ports	USB 3.0 SuperSpeed Type-C, micro-HDMI Type D, 2.5 mm remote, 3.5 mm microphone/headphone, hot shoe and flash sync socket (maker Japan)	USB-C 10 Gbps with charging/power supply, full-size HDMI Type A, 2.5 mm remote and 3.5 mm microphone/headphone sockets; flash-sync terminal doubles as TC IN/OUT through included BNC converter
Wireless connections
Wireless connections	Wi-Fi a/b/g/n/ac and Bluetooth Low Energy 4.2; smartphone location tagging, not built-in GPS	Wi-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 globally
Battery life detail
Battery life detail	BLX-1; maker Japan approximately 500 standard or 1010 low-power CIPA shots with specified KIOXIA card, IS on and no flash. UK table gives 520/1100 and its overview 500, so Japanese explicit conditions are used. JEITA video approximately 90 minutes, or 150 without other operations	DMW-BLK22; CIPA 360 LCD/EVF shots with SD or 330 with CFexpress, using H-ES12060. Specified one-second power-save EVF mode approximately 850 with SD or 750 with CFexpress
Charging
Charging	In-camera USB charging with power off; USB Power Delivery bus power supported, revision 3.0 version 1.0a	In-camera USB charging and power supply; supplied DC-type battery charger in Japan package
Dimensions
Dimensions	Approximately 134.8×91.6×72.7 mm excluding protrusions (maker Japan); UK table gives conflicting 138.8 mm width	Approximately 138.4 × 100.3 × 99.6 mm, excluding protrusions
Weight detail
Weight detail	Approximately 511 g body only or 599 g with battery/card and without eyecup (maker Japan); photographed kit lens excluded	Maker 721 g body only, 805 g with battery and one SD card; lens excluded
Materials
Materials	Magnesium-alloy body, −10 to 40°C operation; IP53 with specified IP53 lens or IPX1 with IPX1 lens. Weather resistance is not an immersion rating	Dust/splash-resistant body; maker operating range −10 to 40°C with cold-temperature battery and compatible-lens restrictions; no waterproof rating inferred
In the box
In the box	–	Japan maker lists eyecup, hot-shoe cover, sync-terminal cover, battery, DC-type battery charger, TC IN/OUT BNC converter cable, shoulder strap and body cap; regional contents may vary
Colours
Colours	Black	–