Sony Alpha 7R IIIA vs Panasonic Lumix DMC-GX85

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      Specifications

      General Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      BrandSonyPanasonic
      ModelAlpha 7R IIIALumix DMC-GX85
      Predecessor ModelSony Alpha 7R II
      Successor ModelSony Alpha 7R IV
      MSRP$3199 (body only)£509 (body only), $799/£599 (w/12-32mm lens), £729 (w/12-32 and 35-100mm lenses)
      Camera TypeInterchangeable LensInterchangeable Lens
      Body TypeMirrorlessMirrorless
      Video Capture
      Sensor Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Sensor TypeBSI-CMOSCMOS
      Sensor SizeFull FrameMicro Four Thirds
      Sensor Dimensions35.9 x 24 mm17.3 x 13 mm
      Total Pixels43.6 Megapixel16.84 Megapixel
      Effective Pixels42.4 Megapixel16 Megapixel
      Low Pass Filter
      Native ISO Range100 - 32,000200 - 25,600
      Boosted ISO Range50 - 102,400100 - 25,600
      Photo Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      ProcessorBIONZ XVenus Engine
      Max Image Resolution7952 x 53044592 x 3448
      Other Resolutions4:3 (3232 x 2424, 2272 x 1704), 3:2 (4592 x 3064, 3232 x 2160, 1824 x 1216), 16:9 (4592 x 2584, 3840 x 2160, 1920 x 1080), 1:1 (3424 x 3424, 2416 x 2416, 1712 x 1712)
      Image Aspect Ratios3:2, 16:91:1, 4:3, 3:2, 16:9
      Image File FormatJPEG, RAWJPEG, RAW
      JPEG Quality LevelsExtra fine, fine, standardFine, standard
      Bit Depth14-Bit
      Color SpacesRGB, Adobe RGB
      Timelapse Recording
      White BalancePresets: Auto, Cloudy, Color Temperature, Custom, Daylight, Flash, Fluorescent (Cool White), Fluorescent (Daylight), Fluorescent (Warm White), Incandescent, Shade, Underwater
      Focus Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Focusing SystemFast Hybrid AF (Phase-detection / Contrast-detection)
      Autofocus ModesMulti-area
      Center
      Selective single-point
      Tracking
      Single
      Continuous
      Touch
      Face Detection
      Live View      		Multi-area
      Center
      Selective single-point
      Tracking
      Single
      Continuous
      Touch
      Face Detection
      Live View
      Lens ServoAutomatic, Continuous-Servo AF, Direct Manual Focus, Manual Focus, Single-Servo AFContinuous-Servo AF, Flexible, Manual Focus, Single-Servo AF
      AF Detection Range-2 to +20 EV
      Number of Focus Points42549
      Touch-to-Focus
      Live View Autofocus
      Animal Eye Detection
      Vehicle Tracking Mode
      Insect Tracking Mode
      Contrast Detection for Autofocus
      Phase Detection for Autofocus
      Optics Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Lens MountSony EMicro Four Thirds
      Crop Factor1x2x
      Image Stabilization5-Axis Sensor Shift5-Axis Sensor Shift
      Image Stabilization Compensation5.5 stops
      Digital Image Stabilization
      Screen Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Screen TypeTiltingTilting
      Screen TechnologyTFT LCDTFT LCD
      Touch Screen
      Screen Size3.0"3.0"
      Screen Resolution2,360k dot1,040k dot
      Top LCD Screen
      Live View
      Live Composition
      Viewfinder Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      ViewfinderElectronicElectronic
      Viewfinder Size0.5"
      Viewfinder Coverage100%100%
      Viewfinder Magnification0.78x1.39x
      Viewfinder Magnification (35mm equivalent)0.78x0.70x
      Viewfinder Resolution3,686k dot2,765k dot
      Viewfinder Eyepoint23 mm17.5 mm
      Diopter Adjustment-4 to +3-4 to +3
      Shutter Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Shutter TypeElectronic
      Min Shutter Speed30 sec60 sec
      Max Shutter Speed (Mechanical or 1st Curtain)1/8000 sec1/4000 sec
      Max Shutter Speed (Electronic)1/16000 sec
      Max Continuous Shooting10.0 fps8.0 fps
      Continuous Shooting Resolution/fps/bufferUp to 10 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG)
      Up to 8 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG)
      Up to 6 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG)
      Up to 3 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG)
      Flash Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Built-in Flash
      Flash ModesOff
      Auto
      Fill-flash
      Slow Sync
      Rear Sync
      Red-eye reduction
      Wireless
      Hi-speed sync      		Auto
      auto w/redeye reduction
      forced on
      forced on w/redeye reduction
      slow sync
      slow sync w/redeye reduction
      forced off
      Flash Range6.00 m at ISO 200
      Max Flash Sync Speed1/250 sec1/160 sec
      Flash Compensation-3 to +3 EV (1/3, 1/2 EV Steps)-3 to +3 EV (1/3 EV Steps)
      External Flash Connectivity
      External Flash SystemTTLTTL
      External Flash ConnectionIntelligent Hot Shoe, PC TerminalHot Shoe
      Exposure Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Exposure Metering ModesMulti
      Center-weighted
      Spot      		Multi
      Center-weighted
      Spot
      Exposure ModesAperture Priority, Auto, Manual, Program, Shutter PriorityAperture Priority, Manual, Program, Shutter Priority
      Metering Range-3 to +20 EV0 to +18 EV
      Exposure Compensation±5 EV (1/3 EV, 1/2 EV increments)±5 EV (1/3 EV increments)
      Exposure Bracketing ±5 EV (3, 5 shots at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV, 2 EV increments) ±3 EV (3, 5, 7 shots at 1/3 EV, 2/3 EV, 1 EV increments)
      DXO Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      DxO Low Light ISO3523662
      DxO Color Depth26.022.9
      DxO Dynamic Range14.712.6
      DxO Overall Score10071
      Video Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Internal Recording ModesXAVC S
      4K UHD: 3840 x 2160 @ 23.98/25/29.97 fps [60 to 100 Mbps]
      Full HD: 1920 x 1080p @ 23.98/25/29.97/50/59.94/100 fps [100 Mbps]
      HD: 1280 x 720 @ 100 fps [50 Mbps]
      AVCHD
      Full HD: 1920 x 1080p @ 23.98/25/50/59.94 fps [17 to 28 Mbps]
      Full HD: 1920 x 1080i @ 50/59.94 fps [17 to 24 Mbps]
      MP4
      Full HD: 1920 x 1080p @ 25/29.97/50/59.94 fps [16 to 28 Mbps]
      HD: 1280 x 720 @ 25/29.97 fps [6 Mbps]
      Video FormatsMPEG-4, AVCHD, XAVC SMPEG-4, AVCHD
      Max Video Resolution3840 x 21603840 x 2160
      External Recording Modes4:2:2 8-Bit via HDMI
      UHD 4K (3840 x 2160) @ 23.98/24.00/25/29.97 fps
      1920 x 1080p @ 23.98/24.00/50/59.94 fps
      1920 x 1080i @ 50/59.94 fps
      Webcam Functionality
      Gamma CurveHDR-HLG, Sony S-Log 2, Sony S-Log 3
      Unlimited Video Recording
      Recording Limit30 minunlimited
      Terminals Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Audio I/O1 x 1/8" / 3.5 mm TRS Stereo Headphone Output
      1 x 1/8" / 3.5 mm TRS Stereo Microphone Input
      Power I/O1 x USB-C Input/Output
      Other I/O1 x Sony Multi/Micro-USB Input/Output (Shared with Remote Input)
      1 x USB-C (USB 3.2 / 3.1 Gen 1) Input/Output (Shared with Power Input)
      1 x PC Sync Socket Output
      USB SpeedUSB 3.2 Gen 1x1 (5 GBit/sec)USB 2.0 (480 Mbit/sec)
      HDMI Output Micro Micro
      SpeakerMonoMono
      Built-in MicrophoneStereoStereo
      Microphone Input
      Headphone Output
      Flash Sync Port
      Connectivity Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Built-in GPS
      Built-In Wi-Fi
      Wi-Fi Version802.11b/g/n, 2.4 GHz802.11b/g/n, 2.4 GHz
      Built-In Bluetooth
      NFC
      Remote Control wired, wireless, smartphone via smartphone
      Environmental Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Environmental Sealing
      Operating Temperature32 to 104°F / 0 to 40°C
      Physical Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Dimensions127 x 96 x 74 mm (5 x 3.78 x 2.91")122 x 71 x 44 mm (4.8 x 2.8 x 1.73")
      Weight (inc. batteries)657 g (1.45 lb / 23.17 oz)426 g (0.94 lb / 15.03 oz)
      Box Dimensions (LxWxH)9.6 x 6.1 x 5.7"6.7 x 6.1 x 4.1"
      Package Weight3.005 lb1.75 lb
      Power and Storage Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Battery PackNP-FZ100
      Battery Life650 shots290 shots
      USB Charging
      Internal Storage
      External StorageSlot 1: SD/SDHC/SDXC (UHS-II)
      Slot 2: SD/SDHC/SDXC/Memory Stick Duo Hybrid (UHS-I)      		Single Slot: SD/SDHC/SDXC (UHS-I)
      Other Sony Alpha 7R IIIA Panasonic Lumix DMC-GX85
      Self Timer 2 or 10 sec; continuous 3 or 5 exposures
      Orientation Sensor
      Tripod Mounting Thread1 x 1/4"-20 Female (Bottom)
      Accessory Mount1 x Hot Shoe Mount
      Material of ConstructionMagnesium Alloy
      Electronic Level Gauge


      For a full review please go to the review page:

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