Sony Alpha 7R IIIA

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    Highlights

    • 42.4 MP Full Frame BSI-CMOS Sensor
    • No Optical Low-pass Filter
    • 100 - 32,000 Native ISO
    • 425 Focus Points
    • 5-Axis Image Stabilization
    • 3.0" 2,360k dot Tilting Screen
    • 0.5" 3,686k dot Electronic Viewfinder
    • 10.0 fps Continuous Shooting
    • 3840 x 2160 Video Shooting
    • 30 min Video Recording Limit
    • HDR-HLG, Sony S-Log 2, Sony S-Log 3
    • Built-In Wi-Fi
    • Wheather Sealed Body
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    Specifications

    General
    BrandSony
    ModelAlpha 7R IIIA
    Predecessor ModelSony Alpha 7R II
    Successor ModelSony Alpha 7R IV
    MSRP$3199 (body only)
    Camera TypeInterchangeable Lens
    Body TypeMirrorless
    Video Capture
    Sensor
    Sensor TypeBSI-CMOS
    Sensor SizeFull Frame
    Sensor Dimensions35.9 x 24 mm
    Total Pixels43.6 Megapixel
    Effective Pixels42.4 Megapixel
    Low Pass Filter
    Native ISO Range100 - 32,000
    Boosted ISO Range50 - 102,400
    Photo
    ProcessorBIONZ X
    Max Image Resolution7952 x 5304
    Image Aspect Ratios3:2, 16:9
    Image File FormatJPEG, RAW
    JPEG Quality LevelsExtra fine, fine, standard
    Bit Depth14-Bit
    Timelapse Recording
    White BalancePresets: Auto, Cloudy, Color Temperature, Custom, Daylight, Flash, Fluorescent (Cool White), Fluorescent (Daylight), Fluorescent (Warm White), Incandescent, Shade, Underwater
    Focus
    Focusing SystemFast Hybrid AF (Phase-detection / Contrast-detection)
    Autofocus ModesMulti-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 AF
    AF Detection Range-2 to +20 EV
    Number of Focus Points425
    Touch-to-Focus
    Live View Autofocus
    Animal Eye Detection
    Vehicle Tracking Mode
    Insect Tracking Mode
    Contrast Detection for Autofocus
    Phase Detection for Autofocus
    Optics
    Lens MountSony E
    Crop Factor1x
    Image Stabilization5-Axis Sensor Shift
    Image Stabilization Compensation5.5 stops
    Digital Image Stabilization
    Screen
    Screen TypeTilting
    Screen TechnologyTFT LCD
    Touch Screen
    Screen Size3.0"
    Screen Resolution2,360k dot
    Top LCD Screen
    Live View
    Live Composition
    Viewfinder
    ViewfinderElectronic
    Viewfinder Size0.5"
    Viewfinder Coverage100%
    Viewfinder Magnification0.78x
    Viewfinder Magnification (35mm equivalent)0.78x
    Viewfinder Resolution3,686k dot
    Viewfinder Eyepoint23 mm
    Diopter Adjustment-4 to +3
    Shutter
    Shutter TypeElectronic
    Min Shutter Speed30 sec
    Max Shutter Speed (Mechanical or 1st Curtain)1/8000 sec
    Max Continuous Shooting10.0 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
    Built-in Flash
    Flash ModesOff
    Auto
    Fill-flash
    Slow Sync
    Rear Sync
    Red-eye reduction
    Wireless
    Hi-speed sync
    Max Flash Sync Speed1/250 sec
    Flash Compensation-3 to +3 EV (1/3, 1/2 EV Steps)
    External Flash Connectivity
    External Flash SystemTTL
    External Flash ConnectionIntelligent Hot Shoe, PC Terminal
    Exposure
    Exposure Metering ModesMulti
    Center-weighted
    Spot
    Exposure ModesAperture Priority, Auto, Manual, Program, Shutter Priority
    Metering Range-3 to +20 EV
    Exposure Compensation±5 EV (1/3 EV, 1/2 EV increments)
    Exposure Bracketing ±5 EV (3, 5 shots at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV, 2 EV increments)
    DXO
    DxO Low Light ISO3523
    DxO Color Depth26.0
    DxO Dynamic Range14.7
    DxO Overall Score100
    Video
    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 S
    Max Video Resolution3840 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 min
    Terminals
    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)
    HDMI Output Micro
    SpeakerMono
    Built-in MicrophoneStereo
    Microphone Input
    Headphone Output
    Flash Sync Port
    Connectivity
    Built-in GPS
    Built-In Wi-Fi
    Wi-Fi Version802.11b/g/n, 2.4 GHz
    Built-In Bluetooth
    NFC
    Remote Control wired, wireless, smartphone
    Environmental
    Environmental Sealing
    Operating Temperature32 to 104°F / 0 to 40°C
    Physical
    Dimensions127 x 96 x 74 mm (5 x 3.78 x 2.91")
    Weight (inc. batteries)657 g (1.45 lb / 23.17 oz)
    Box Dimensions (LxWxH)9.6 x 6.1 x 5.7"
    Package Weight3.005 lb
    Power and Storage
    Battery PackNP-FZ100
    Battery Life650 shots
    USB Charging
    Internal Storage
    External StorageSlot 1: SD/SDHC/SDXC (UHS-II)
    Slot 2: SD/SDHC/SDXC/Memory Stick Duo Hybrid (UHS-I)
    Other
    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


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