Canon EOS-1Ds Mark III vs Sony Alpha SLT-A77

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      Specifications

      General Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      BrandCanonSony
      ModelEOS-1Ds Mark IIIAlpha SLT-A77
      Predecessor ModelCanon EOS-1Ds Mark II Sony Alpha DSLR-A700
      Successor ModelCanon EOS-1D X Sony Alpha SLT-A77 II
      Camera TypeInterchangeable LensInterchangeable Lens
      Body TypeDSLRSLT
      Video Capture
      Sensor Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Sensor TypeCMOSCMOS
      Sensor SizeFull FrameAPS-C
      Sensor Dimensions36 x 24 mm23.5 x 15.6 mm
      Total Pixels21.9 Megapixel24.7 Megapixel
      Effective Pixels21.1 Megapixel24.3 Megapixel
      Low Pass Filter
      Native ISO Range50 - 3,20050 - 16,000
      Boosted ISO Range50 - 25,600
      Photo Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      ProcessorBIONZ
      Max Image Resolution5616 x 37446000 x 4000
      Other Resolutions4992 x 3328, 4080 x 2720, 2784 x 18566000 x 3376, 4240 x 2832, 4240 x 2400, 3008 x 2000, 3008 x 1688
      Image Aspect Ratios3:23:2, 16:9
      JPEG Quality LevelsFine, Normal (can have ratios programmed)Extra Fine, Fine, Normal
      Bit Depth14-bit
      Color SpacesRGB, Adobe RGB
      Timelapse Recording
      White BalanceAuto, Day Light, Shade, Cloudy, Tungsten, Fluorescent, Flash, Custom, Kelvin
      Focus Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Autofocus ModesMulti-area
      Selective single-point
      Single
      Continuous      		Multi-area
      Selective single-point
      Single
      Continuous
      Face Detection
      Live View
      Lens ServoSingle-Servo AF, Continuous-Servo AF, Manual Focus
      Number of Focus Points4519
      Number of Cross-type Focus Points11
      Touch-to-Focus
      Live View Autofocus
      Animal Eye Detection
      Vehicle Tracking Mode
      Insect Tracking Mode
      Contrast Detection for Autofocus
      Phase Detection for Autofocus
      Optics Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Lens MountCanon EFSony A
      Crop Factor1x1.5x
      Image StabilizationSensor Shift
      Digital Image Stabilization
      Screen Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Screen TypeFixedFully Articulated
      Touch Screen
      Selfie & Vlogger Friendly LCD Screen
      Screen Size3.0"3.0"
      Screen Resolution230k dot921k dot
      Top LCD Screen
      Live View
      Live Composition
      Viewfinder Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      ViewfinderOptical (pentaprism)Electronic
      Viewfinder Coverage100%100%
      Viewfinder Magnification0.76x1.10x
      Viewfinder Magnification (35mm equivalent)0.76x0.73x
      Viewfinder Resolution2,359k dot
      Viewfinder Eyepoint27 mm
      Diopter Adjustment-4 to +3
      Depth-of-field previewEnabled with depth-of-field preview button; possible in Live View Function
      Shutter Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Shutter TypeElectronically Controlled Vertical-travel Mechanical Focal-plane
      Min Shutter Speed30 sec30 sec
      Max Shutter Speed (Mechanical or 1st Curtain)1/8000 sec1/8000 sec
      Max Continuous Shooting5.0 fps12.0 fps
      Continuous Shooting Resolution/fps/bufferJPEG: approx. 45 frames
      RAW: approx. 15 frames
      RAW+JPEG: approx. (TBA) frames (Large/Fine)
      Flash Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Built-in Flash
      Flash ModesExternalAuto
      On
      Off
      Red-Eye
      Slow Sync
      High Speed Sync
      Rear Curtain
      Fill-in
      Wireless
      Flash Range12.00 m
      Max Flash Sync Speed1/250 sec1/250 sec
      External Flash Connectivity
      External Flash SystemE-TTL with Canon Speedlite EX-series
      External Flash ConnectionHot Shoe, PC TerminalHot Shoe, Wireless
      Exposure Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Exposure Metering ModesCenter-weighted
      Spot      		Multi
      Center-weighted
      Spot
      Exposure ModesManual, Shutter-priority, Aperture-priority, Program
      Metering Range0 to +20 EV
      Exposure Compensation±3 EV (1/3 EV, 1/2 EV increments)±5 EV (1/3 EV, 1/2 EV increments)
      Exposure Bracketing (3, 5 shots at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV increments)
      Exposure LockAuto: Applied in One-Shot AF mode with evaluative metering when focus is achieved
      Manual (user-set): By AE lock button in all metering modes
      DXO Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      DxO Low Light ISO1663801
      DxO Color Depth24.024.0
      DxO Dynamic Range12.013.2
      DxO Overall Score8078
      Video Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Interval Recording
      Video FormatsMPEG-4, AVCHD, H.264
      Max Video Resolution1920 x 1080
      Unlimited Video Recording
      Recording Limit30 min
      Terminals Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      USB SpeedUSB 2.0 (480 Mbit/sec)USB 2.0 (480 Mbit/sec)
      HDMI Output Mini Type C
      SpeakerMono
      Built-in MicrophoneStereo
      Microphone Input
      Headphone Output
      Flash Sync Port
      Connectivity Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Built-in GPS
      Built-In Wi-Fi Eye-Fi is possible
      Built-In Bluetooth
      Remote Control N3 connector Optional
      Environmental Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Environmental Sealing
      Operating Temperature32-113°F/0-45°C
      Physical Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Dimensions150 x 160 x 80 mm (5.91 x 6.3 x 3.15")143 x 104 x 81 mm (5.63 x 4.09 x 3.19")
      Weight (inc. batteries)1385 g (3.05 lb / 48.85 oz)732 g (1.61 lb / 25.82 oz)
      Box Dimensions (LxWxH)10.7 x 9.4 x 6"7.7 x 7.4 x 7"
      Package Weight7.05 lb3.8 lb
      Power and Storage Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Battery PackNP-FM500H
      Battery Life1800 shots470 shots
      Internal Storage
      External StorageSlot 1: SD
      Slot 2: CompactFlash (Type I/II)      		Single Slot: SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
      Other Canon EOS-1Ds Mark III Sony Alpha SLT-A77
      Self Timer 2 or 10 sec 2 or 10 sec
      Orientation Sensor
      Material of ConstructionMagnesium AlloyMagnesium Alloy


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