Sony Alpha 7C vs Sony Alpha 7R III

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      Specifications

      General Sony Alpha 7C Sony Alpha 7R III
      BrandSonySony
      ModelAlpha 7CAlpha 7R III
      Predecessor ModelSony Alpha 7R II
      Successor ModelSony Alpha 7C II Sony Alpha 7R IV
      MSRP$1799 (body only), $2099 (w/28-60mm lens)$3199 (body only)
      Camera TypeInterchangeable LensInterchangeable Lens
      Body TypeMirrorlessMirrorless
      Video Capture
      Sensor Sony Alpha 7C Sony Alpha 7R III
      Sensor TypeBSI-CMOSBSI-CMOS
      Sensor SizeFull FrameFull Frame
      Sensor Dimensions35.6 x 23.8 mm35.9 x 24 mm
      Total Pixels25.3 Megapixel43.6 Megapixel
      Effective Pixels24.2 Megapixel42.4 Megapixel
      Low Pass Filter
      Native ISO Range100 - 51,200100 - 32,000
      Boosted ISO Range50 - 204,80050 - 102,400
      Photo Sony Alpha 7C Sony Alpha 7R III
      ProcessorBIONZ XBIONZ X
      Max Image Resolution6000 x 40007952 x 5304
      Image Aspect Ratios1:1, 4:3, 3:2, 16:93:2, 16:9
      Image File FormatJPEG, RAWJPEG, RAW
      JPEG Quality LevelsExtra fine, fine, standardExtra fine, fine, standard
      Bit Depth14-Bit14-Bit
      Color SpacexvYCC (x.v.Color when connected via HDMI cable) compatible with TRILUMINOS Color
      Timelapse Recording
      White BalancePresets: Auto, Cloudy, Color Temperature, Custom, Daylight, Flash, Fluorescent, Incandescent, Shade, UnderwaterPresets: Auto, Cloudy, Color Temperature, Custom, Daylight, Flash, Fluorescent (Cool White), Fluorescent (Daylight), Fluorescent (Warm White), Incandescent, Shade, Underwater
      Focus Sony Alpha 7C Sony Alpha 7R III
      Focusing SystemFast Hybrid AF (Phase-detection / Contrast-detection)Fast 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 AFAutomatic, Continuous-Servo AF, Direct Manual Focus, Manual Focus, Single-Servo AF
      AF Detection Range-4 to +20 EV-2 to +20 EV
      Number of Focus Points693425
      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 7C Sony Alpha 7R III
      Lens MountSony ESony E
      Crop Factor1x1x
      Image Stabilization5-Axis Sensor Shift5-Axis Sensor Shift
      Image Stabilization Compensation5 stops5.5 stops
      Digital Image Stabilization
      Gyroscopic Stabilization
      Screen Sony Alpha 7C Sony Alpha 7R III
      Screen TypeFully ArticulatedTilting
      Screen TechnologyTFT LCDTFT LCD
      Touch Screen
      Selfie & Vlogger Friendly LCD Screen
      Screen Size3.0"3.0"
      Screen Resolution922k dot1,440k dot
      Top LCD Screen
      Live View
      Live Composition
      Viewfinder Sony Alpha 7C Sony Alpha 7R III
      ViewfinderElectronic (OLED)Electronic
      Viewfinder Size0.39"0.5"
      Viewfinder Coverage100%100%
      Viewfinder Magnification0.59x0.78x
      Viewfinder Magnification (35mm equivalent)0.59x0.78x
      Viewfinder Resolution2,359k dot3,686k dot
      Viewfinder Eyepoint20 mm23 mm
      Diopter Adjustment-4 to +3-4 to +3
      Shutter Sony Alpha 7C Sony Alpha 7R III
      Shutter TypeElectronic, Mechanical Focal PlaneElectronic
      Min Shutter Speed30 sec30 sec
      Max Shutter Speed (Mechanical or 1st Curtain)1/4000 sec1/8000 sec
      Max Shutter Speed (Electronic)1/8000 sec
      Max Continuous Shooting10.0 fps10.0 fps
      Continuous Shooting Resolution/fps/bufferUp to 10 fps at 24.2 MP for up to 223 Frames (JPEG) / 115 Frames (Raw)
      Up to 8 fps at 24.2 MP
      Up to 6 fps at 24.2 MP
      Up to 3 fps at 24.2 MP      		Up 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 7C Sony Alpha 7R III
      Built-in Flash
      Flash ModesOff
      Auto
      Fill-flash
      Slow Sync
      Rear Sync
      Red-eye reduction
      Wireless
      Hi-speed sync
      Max Flash Sync Speed1/160 sec1/250 sec
      Flash Compensation-3 to +3 EV (1/3, 1/2 EV Steps)-3 to +3 EV (1/3, 1/2 EV Steps)
      External Flash Connectivity
      External Flash SystemTTLTTL
      External Flash ConnectionIntelligent Hot ShoeIntelligent Hot Shoe, PC Terminal
      Exposure Sony Alpha 7C Sony Alpha 7R III
      Exposure Metering ModesMulti
      Center-weighted
      Highlight-weighted
      Average
      Spot      		Multi
      Center-weighted
      Spot
      Exposure ModesAperture Priority, Manual, Program, Shutter PriorityAperture Priority, Auto, Manual, Program, Shutter Priority
      Metering Range-3 to +20 EV-3 to +20 EV
      Exposure Compensation±5 EV (1/3 EV, 1/2 EV increments)±5 EV (1/3 EV, 1/2 EV increments)
      Exposure Bracketing ±5 EV (3, 5 shots at 1/3 EV, 1/2 EV increments) ±5 EV (3, 5 shots at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV, 2 EV increments)
      Exposure LockLocked when shutter button is pressed halfway. (On/Off/Auto)
      DXO Sony Alpha 7C Sony Alpha 7R III
      DxO Low Light ISO34073523
      DxO Color Depth25.026.0
      DxO Dynamic Range14.714.7
      DxO Overall Score95100
      Video Sony Alpha 7C Sony Alpha 7R III
      Internal Recording ModesH.264/XAVC S 4:2:0 8-Bit
      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 [16 to 100 Mbps]      		XAVC 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]
      Interval Recording
      Video FormatsMPEG-4, XAVC S, H.264MPEG-4, AVCHD, XAVC S
      Max Video Resolution3840 x 21603840 x 2160
      External Recording Modes4:2:2 8-Bit via HDMI
      UHD 4K (3840 x 2160) @ 23.98/25/29.97 fps
      1920 x 1080p @ 23.98/50/59.94 fps
      1920 x 1080i @ 50/59.94 fps      		4:2:2 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
      No crop on 4K Videos
      Webcam Functionality
      Gamma CurveHDR-HLG, Sony S-Log 2, Sony S-Log 3
      Unlimited Video Recording
      Recording Limit13 hours30 min
      Terminals Sony Alpha 7C Sony Alpha 7R III
      Audio I/O1 x 1/8" / 3.5 mm TRS Stereo Headphone Output
      1 x 1/8" / 3.5 mm TRS Stereo Microphone Input      		1 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/Output1 x USB-C Input/Output
      Other I/O1 x USB-C (USB 3.2 / 3.1 Gen 1) Input/Output (Shared with Power Input)1 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 3.2 Gen 1x1 (5 GBit/sec)
      HDMI Output Micro Micro
      SpeakerMonoMono
      Built-in MicrophoneStereoStereo
      Microphone Input
      Headphone Output
      Flash Sync Port
      Connectivity Sony Alpha 7C Sony Alpha 7R III
      Built-in GPS
      Built-In Wi-Fi
      Wi-Fi VersionWi-Fi 5, 802.11ac/b/g/n, 2.4/5 GHz802.11b/g/n, 2.4 GHz
      Built-In Bluetooth
      Bluetooth Version4.1
      NFC
      Remote Control via smartphone or Bluetooth) wired, wireless, smartphone
      Environmental Sony Alpha 7C Sony Alpha 7R III
      Environmental Sealing
      Operating Temperature32 to 104°F / 0 to 40°C32 to 104°F / 0 to 40°C
      Physical Sony Alpha 7C Sony Alpha 7R III
      Dimensions124 x 71 x 60 mm (4.88 x 2.8 x 2.36")127 x 96 x 74 mm (5 x 3.78 x 2.91")
      Weight (inc. batteries)509 g (1.12 lb / 17.95 oz)657 g (1.45 lb / 23.17 oz)
      Box Dimensions (LxWxH)8.2 x 6.7 x 5"9.6 x 6.1 x 5.7"
      Package Weight1.9 lb3.005 lb
      Power and Storage Sony Alpha 7C Sony Alpha 7R III
      Battery PackNP-FZ100NP-FZ100
      Battery Life740 shots650 shots
      USB Charging
      Internal Storage
      External StorageSingle Slot: SD/SDHC/SDXC (UHS-II)Slot 1: SD/SDHC/SDXC (UHS-II)
      Slot 2: SD/SDHC/SDXC/Memory Stick Duo Hybrid (UHS-I)
      Other Sony Alpha 7C Sony Alpha 7R III
      Self Timer 2 or 10 sec; continuous 3 or 5 exposures 2 or 10 sec; continuous 3 or 5 exposures
      Orientation Sensor
      Tripod Mounting Thread1 x 1/4"-20 Female (Bottom)1 x 1/4"-20 Female (Bottom)
      Accessory Mount1 x Hot Shoe Mount1 x Hot Shoe Mount
      Material of ConstructionMagnesium AlloyMagnesium Alloy
      Electronic Level Gauge


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