Sony Alpha 7S vs Epson R-D1

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      Specifications

      General Sony Alpha 7S Epson R-D1
      BrandSonyEpson
      ModelAlpha 7SR-D1
      Successor ModelSony Alpha 7S II Epson R-D1x
      MSRP$2499
      Camera TypeInterchangeable LensInterchangeable Lens
      Body TypeMirrorlessMirrorless
      Video Capture
      Sensor Sony Alpha 7S Epson R-D1
      Sensor TypeCMOSCCD
      Sensor SizeFull FrameAPS-C
      Sensor Dimensions35.8 x 23.9 mm23.7 x 15.6 mm
      Total Pixels12.4 Megapixel6 Megapixel
      Effective Pixels12.2 Megapixel6 Megapixel
      Low Pass Filter
      Native ISO Range100 - 409,600200 - 1,600
      Photo Sony Alpha 7S Epson R-D1
      ProcessorBIONZ X
      Max Image Resolution4240 x 28323008 x 2000
      Other Resolutions4240 x 2384, 2768 x 1848, 2768 x 1560, 2128 x 1416, 2128 x 1200, 1376 x 920, 1376 x 7762240 x 1488
      Image Aspect Ratios3:2, 16:93:2
      Image File FormatJPEG, RAW
      JPEG Quality LevelsExtra fine, fine, standardUnknown
      Bit Depth14-Bit
      Timelapse RecordingWith downloadable app
      Focus Sony Alpha 7S Epson R-D1
      Focusing SystemContrast-detection AF
      Autofocus ModesMulti-area
      Center
      Selective single-point
      Single
      Continuous
      Face Detection
      Live View      		Multi-area
      Selective single-point
      Continuous
      Lens ServoContinuous-Servo AF, Direct Manual Focus, Manual Focus, Single-Servo AF
      AF Detection Range-4 to +20 EV
      Number of Focus Points25
      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 7S Epson R-D1
      Lens MountSony ELeica M
      Crop Factor1x1.5x
      Image Stabilization
      Digital Image Stabilization
      Screen Sony Alpha 7S Epson R-D1
      Screen TypeTiltingFixed
      Screen TechnologyTFT-LCD
      Touch Screen
      Screen Size3.0"2.0"
      Screen Resolution1,230k dot235k dot
      Top LCD Screen
      Live View
      Live Composition
      Viewfinder Sony Alpha 7S Epson R-D1
      ViewfinderElectronicOptical (rangefinder)
      Viewfinder Coverage100%
      Viewfinder Magnification0.71x
      Viewfinder Magnification (35mm equivalent)0.71x
      Viewfinder Resolution2,359k dot
      Viewfinder Eyepoint27 mm
      Diopter Adjustment-4 to +3
      Shutter Sony Alpha 7S Epson R-D1
      Shutter TypeElectronically controlled Vertical-traverse Focal-plane
      Min Shutter Speed30 sec1 sec
      Max Shutter Speed (Mechanical or 1st Curtain)1/8000 sec1/2000 sec
      Max Continuous Shooting5.0 fps
      Continuous Shooting Resolution/fps/bufferUp to 5 fps at 12.2 MP for up to 200 Frames
      Up to 2.5 fps at 12.2 MP for up to 200 Frames
      Flash Sony Alpha 7S Epson R-D1
      Built-in Flash
      Flash ModesUnknown
      Max Flash Sync Speed1/250 sec
      Flash Compensation-3 to +3 EV (1/3, 1/2 EV Steps)
      External Flash Connectivity
      External Flash ConnectionHot Shoe, Proprietary
      Exposure Sony Alpha 7S Epson R-D1
      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)±2 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)
      Exposure LockAuto Exposure Lock (AEL) button, Locked when shutter button is pressed halfway (Can be disabled from the Menu)
      DXO Sony Alpha 7S Epson R-D1
      DxO Low Light ISO3702
      DxO Color Depth23.9
      DxO Dynamic Range13.2
      DxO Overall Score87
      Video Sony Alpha 7S Epson R-D1
      Video FormatsMPEG-4, AVCHD, XAVC
      Max Video Resolution3840 x 2160
      Webcam Functionality
      Unlimited Video Recording
      Recording Limit30 min
      Terminals Sony Alpha 7S Epson R-D1
      USB SpeedUSB 2.0 (480 Mbit/sec)
      HDMI Output Micro
      SpeakerMono
      Built-in MicrophoneStereo
      Microphone Input
      Headphone Output
      Flash Sync Port
      Connectivity Sony Alpha 7S Epson R-D1
      Built-in GPS
      Built-In Wi-Fi
      Built-In Bluetooth
      NFC
      Remote Control wired
      Environmental Sony Alpha 7S Epson R-D1
      Environmental Sealing
      Operating Temperature32 to 104°F / 0 to 40°C
      Physical Sony Alpha 7S Epson R-D1
      Dimensions127 x 94 x 48 mm (5 x 3.7 x 1.89")142 x 89 x 40 mm (5.59 x 3.5 x 1.57")
      Weight (inc. batteries)489 g (1.08 lb / 17.25 oz)620 g (1.37 lb / 21.87 oz)
      Box Dimensions (LxWxH)9 x 6.2 x 6.15"
      Package Weight2.55 lb
      Power and Storage Sony Alpha 7S Epson R-D1
      Battery PackNP-FW50
      Battery Life360 shots
      Internal Storage
      External StorageSingle Slot: SD/SDHC/SDXC/Memory Stick Duo Hybrid (UHS-I)Single Slot: SD
      Other Sony Alpha 7S Epson R-D1
      Self Timer 2 or 10 sec; continuous 3 or 5 exposures
      Orientation Sensor
      Electronic Level Gauge


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