Sony Alpha SLT-A68 vs Pentax 645D

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      Specifications

      General Sony Alpha SLT-A68 Pentax 645D
      BrandSonyPentax
      ModelAlpha SLT-A68645D
      Predecessor ModelSony Alpha SLT-A65
      Successor ModelPentax 645Z
      MSRP€600 (body only), €700 (with 18-55mm lens)
      Camera TypeInterchangeable LensInterchangeable Lens
      Body TypeSLTDSLR
      Video Capture
      Sensor Sony Alpha SLT-A68 Pentax 645D
      Sensor TypeCMOSCCD
      Sensor SizeAPS-CMedium format
      Sensor Dimensions23.5 x 15.6 mm44 x 33 mm
      Total Pixels24.8 Megapixel40 Megapixel
      Effective Pixels24.2 Megapixel40 Megapixel
      Low Pass Filter
      Native ISO Range100 - 25,600200 - 1,600
      Boosted ISO Range100 - 1,600
      Photo Sony Alpha SLT-A68 Pentax 645D
      ProcessorBIONZ XPRIME II
      Max Image Resolution6000 x 40007264 x 5440
      Other Resolutions3:2 (4240 x 2832, 3008 x 2000), 16:9 (6000 x 3376, 4240 x 2400, 3008 x 1688)
      Image Aspect Ratios3:2, 16:94:3
      Image File FormatJPEG, RAW
      JPEG Quality LevelsSuper fine, fine, normalGood, Better, Best
      Bit Depth14-Bit14-Bit
      Timelapse Recording
      White BalanceAuto preset modes: Auto, Daylight, Shade, Cloudy, Fluorescent (D, N, W, L), Tungsten, Flash, CTE
      Manual mode(s): Yes, manual and 3 color temperature selections available>br> WB fine adjustment available in all modes
      WB Bracketing3 shots, low/high selectable
      Focus Sony Alpha SLT-A68 Pentax 645D
      Autofocus ModesMulti-area
      Center
      Selective single-point
      Tracking
      Single
      Continuous
      Face Detection
      Live View      		Multi-area
      Selective single-point
      Single
      Continuous
      Live View
      Lens ServoAutomatic, Continuous-Servo AF, Single-Servo AF
      AF Detection Range-2 to +18 EV
      Number of Focus Points7911
      Number of Cross-type Focus Points15
      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 SLT-A68 Pentax 645D
      Lens MountSony APentax 645AF2
      Crop Factor1.5x0.79x
      Image StabilizationSensor Shift
      Digital Image Stabilization
      Screen Sony Alpha SLT-A68 Pentax 645D
      Screen TypeTiltingFixed
      Screen TechnologyTFT LCDTFT Color LCD with wide-viewing angle and with AR coating
      Touch Screen
      Screen Size2.7"3.0"
      Screen Resolution461k dot921k dot
      Top LCD Screen
      Live View
      Live Composition
      Viewfinder Sony Alpha SLT-A68 Pentax 645D
      ViewfinderElectronicOptical (pentaprism)
      Viewfinder Coverage100%98%
      Viewfinder Magnification0.88x0.56x
      Viewfinder Magnification (35mm equivalent)0.59x0.71x
      Viewfinder Resolution1,440k dot
      Viewfinder Eyepoint26.5 mm
      Diopter Adjustment-4 to +3
      Shutter Sony Alpha SLT-A68 Pentax 645D
      Min Shutter Speed30 sec30 sec
      Max Shutter Speed (Mechanical or 1st Curtain)1/4000 sec1/4000 sec
      Max Continuous Shooting8.0 fps1.1 fps
      Continuous Shooting Resolution/fps/bufferUp to 8 fps at 24 MP
      Flash Sony Alpha SLT-A68 Pentax 645D
      Built-in Flash
      Flash ModesFlash off
      Auto
      Fill-flash
      Slow sync
      Red-eye reduction
      Rear sync
      Wireless
      High Speed sync      		Auto
      On
      Off
      Red-eye
      Slow Sync
      Rear Curtain
      Flash Range12.00 m at ISO 100
      Max Flash Sync Speed1/160 sec1/125 sec
      Flash Compensation-3 to +3 EV (1/3, 1/2 EV Steps)
      External Flash Connectivity
      External Flash SystemPentax
      External Flash ConnectionHot ShoeHot Shoe (P-TTL, high speed sync available), wireless with PENTAX dedicated flash, X-sync socket
      Exposure Sony Alpha SLT-A68 Pentax 645D
      Exposure Metering ModesMulti
      Center-weighted
      Spot      		Multi
      Center-weighted
      Spot
      Exposure ModesAperture Priority, Auto, Manual, Program, Shutter PriorityProgram (P), Sensitivity Priority (Sv), Shutter Priority (Tv), Aperture Priority (Av), Shutter and Aperture Priority (TAv), Metered Manual, Bulb, X-Speed
      Metering Range-2 to +17 EV+2 to +21 EV
      Exposure Compensation±5 EV (1/3 EV, 1/2 EV increments)±5 EV (1/3 EV, 1/2 EV increments)
      Exposure Bracketing ±3 EV (3, 5 shots at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV, 2 EV increments) ±2 EV (3, 5 shots at 1/7 EV, 1/5 EV, 1/3 EV, 1/2 EV, 2/3 EV, 1 EV increments)
      Exposure LockAE is also locked when focus is locked in multi-segment metering mode. ("AEL w/ shutter"(Auto/On/Off) is supported) Available with AE lock button
      DXO Sony Alpha SLT-A68 Pentax 645D
      DxO Low Light ISO7011262
      DxO Color Depth24.124.6
      DxO Dynamic Range13.512.6
      DxO Overall Score7982
      Video Sony Alpha SLT-A68 Pentax 645D
      Interval Recording
      Video FormatsMPEG-4, AVCHD, XAVC S
      Max Video Resolution1920 x 1080
      Webcam Functionality
      Unlimited Video Recording
      Recording Limit30 min
      Terminals Sony Alpha SLT-A68 Pentax 645D
      USB SpeedUSB 2.0 (480 Mbit/sec)USB 2.0 (480 Mbit/sec)
      HDMI Output Micro
      SpeakerMono
      Built-in MicrophoneStereoStereo
      Microphone Input
      Headphone Output
      Flash Sync Port
      Connectivity Sony Alpha SLT-A68 Pentax 645D
      Built-in GPS
      Built-In Wi-Fi Eye-Fi is possible
      Built-In Bluetooth
      Remote Control via RMT-DSLR2 (Optional) Optional, wired or wireless
      Environmental Sony Alpha SLT-A68 Pentax 645D
      Environmental Sealing
      Operating Temperature14-104°F (-10 to 40°C)
      Physical Sony Alpha SLT-A68 Pentax 645D
      Dimensions143 x 104 x 81 mm (5.63 x 4.09 x 3.19")156 x 117 x 119 mm (6.14 x 4.61 x 4.69")
      Weight (inc. batteries)610 g (1.34 lb / 21.52 oz)1480 g (3.26 lb / 52.21 oz)
      Box Dimensions (LxWxH)7.75 x 6.8 x 6.25"9.5 x 9.2 x 6.7"
      Package Weight2.54 lb6.2 lb
      Power and Storage Sony Alpha SLT-A68 Pentax 645D
      Battery PackNP-FM500HD-LI90
      Battery Life510 shots800 shots
      Internal Storage
      External StorageSingle Slot: SD/SDHC/SDXC/Memory Stick Duo Hybrid (UHS-I)Dual Slot: SD/SDHC
      Other Sony Alpha SLT-A68 Pentax 645D
      Self Timer 2 or 12 sec 2 or 10 sec
      Orientation Sensor
      Electronic Level Gauge


      For a full review please go to the review page:

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