Pentax K-70 vs Pentax K-3

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      Specifications

      General Pentax K-70 Pentax K-3
      BrandPentaxPentax
      ModelK-70K-3
      Successor ModelPentax KF Pentax K-3 Mark II
      MSRP$649/£559 (body only), £799 (w/18-135mm lens)$1299 / £1099 body only, $1699 / £1449 with 18-135 WR lens, $1599 / £1399 for limited edition silver body
      Camera TypeInterchangeable LensInterchangeable Lens
      Body TypeDSLRDSLR
      Video Capture
      Sensor Pentax K-70 Pentax K-3
      Sensor TypeCMOSCMOS
      Sensor SizeAPS-CAPS-C
      Sensor Dimensions23.5 x 15.6 mm23.5 x 15.6 mm
      Total Pixels24.78 Megapixel24.71 Megapixel
      Effective Pixels24.2 Megapixel23.35 Megapixel
      Low Pass Filter
      Native ISO Range100 - 102,400100 - 51,200
      Sensor Shift High Resolution Mode
      Photo Pentax K-70 Pentax K-3
      ProcessorPRIME MIIPRIME III
      Max Image Resolution6000 x 40006016 x 4000
      Other Resolutions4608 x 3072, 3072 x 2048, 1920 x 12804608 x 3072, 3072 x 2048, 1920 x 1080
      Image Aspect Ratios3:23:2
      Image File FormatDNG, JPEG, RAW
      JPEG Quality LevelsBest, better, goodBest, better, good
      Bit Depth14-Bit14-Bit
      Color SpacesRGB, Adobe RGB
      Timelapse Recording
      White BalancePresets: Auto, CTE, Cloudy, Color Temperature, Custom, Daylight, Fluorescent (Cool White), Fluorescent (Day White), Fluorescent (Daylight), Fluorescent (Warm White), Manual, Multi Auto WB, Shade, Tungsten
      Focus Pentax K-70 Pentax K-3
      Autofocus ModesMulti-area
      Center
      Selective single-point
      Tracking
      Single
      Continuous
      Face Detection
      Live View      		Multi-area
      Center
      Selective single-point
      Tracking
      Single
      Continuous
      Face Detection
      Live View
      Lens ServoAutomatic, Continuous-Servo AF, Single-Servo AFContinuous-Servo AF, , Manual Focus, Single-Servo AF
      AF Detection Range-3 to +18 EV
      Number of Focus Points1127
      Number of Cross-type Focus Points925
      Touch-to-Focus
      Live View Autofocus
      Animal Eye Detection
      Vehicle Tracking Mode
      Insect Tracking Mode
      Contrast Detection for Autofocus
      Phase Detection for Autofocus
      Focusing ScreenNatural-Bright-Matte III focusing screen
      Optics Pentax K-70 Pentax K-3
      Lens MountPentax KAF2Pentax KAF2
      Crop Factor1.5x1.5x
      Image StabilizationSensor ShiftSensor Shift
      Image Stabilization Compensation4.5 stops
      Digital Image Stabilization
      Screen Pentax K-70 Pentax K-3
      Screen TypeFully ArticulatedFixed
      Screen TechnologyTFT LCDTFT LCD
      Touch Screen
      Selfie & Vlogger Friendly LCD Screen
      Screen Size3.0"3.2"
      Screen Resolution921k dot1,037k dot
      Top LCD Screen
      Live View
      Live Composition
      Viewfinder Pentax K-70 Pentax K-3
      ViewfinderOptical (pentaprism)Optical (pentaprism)
      Viewfinder Coverage100%100%
      Viewfinder Magnification0.95x0.95x
      Viewfinder Magnification (35mm equivalent)0.63x0.63x
      Viewfinder Eyepoint20.5 mm
      Diopter Adjustment-3.5 to +1.5-2.5 to +1.5
      Shutter Pentax K-70 Pentax K-3
      Shutter TypeElectronically controlled vertical-run focal plane (electronic when using Pixel Shift Resolution)
      Min Shutter Speed30 sec30 sec
      Max Shutter Speed (Mechanical or 1st Curtain)1/6000 sec1/8000 sec
      Max Continuous Shooting6.0 fps8.3 fps
      Continuous Shooting Resolution/fps/bufferUp to 6 fps at 24 MP for up to 40 Frames (JPEG) / 10 Frames (Raw)
      Up to 3 fps at 24 MP for up to 100 Frames (JPEG) / 16 Frames (Raw)
      Flash Pentax K-70 Pentax K-3
      Built-in Flash
      Flash ModesAuto
      auto w/redeye reduction
      flash on
      flash + redeye reduction
      slow sync
      trailing curtain sync
      manual      		Auto
      on
      off
      red-eye
      slow sync
      slow sync + red-eye
      trailing curtain sync
      high speed
      wireless
      manual
      Flash Range12.00 m at ISO 10013.00 m at ISO 100
      Max Flash Sync Speed1/180 sec1/180 sec
      Flash Compensation-2 to +1 EV
      External Flash Connectivity
      External Flash SystemP-TTL
      External Flash ConnectionHot Shoe, WirelessHot Shoe, PC Terminal, Wireless
      Exposure Pentax K-70 Pentax K-3
      Exposure Metering ModesMulti
      Center-weighted
      Spot      		Multi
      Center-weighted
      Spot
      Exposure ModesAperture Priority, Auto, Manual, Program, Sensitivity Priority, Shutter Priority
      Metering Range0 to +22 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 (2, 3, 5 shots ) ±2 EV (2, 3, 5 shots at 1/3 EV, 1/2 EV increments)
      Exposure LockCan be assigned to the AF/AE-L button
      DXO Pentax K-70 Pentax K-3
      DxO Low Light ISO1216
      DxO Color Depth23.7
      DxO Dynamic Range13.4
      DxO Overall Score80
      Video Pentax K-70 Pentax K-3
      Internal Recording ModesMOV/H.264
      Full HD: 1920 x 1080p @ 23.98/25/29.97 fps
      Full HD: 1920 x 1080i @ 50/59.94 fps
      HD: 1280 x 720 @ 50/59.94 fps
      Interval Recording
      Video FormatsMPEG-4, H.264MPEG-4, H.264
      Max Video Resolution1920 x 10801920 x 1080
      Unlimited Video Recording
      Recording Limit25 min25 min
      Terminals Pentax K-70 Pentax K-3
      Audio I/O1 x 1/8" / 3.5 mm TRS Stereo Microphone Input
      Other I/O1 x Micro-USB (USB 2.0) Input/Output
      USB SpeedUSB 2.0 (480 Mbit/sec)USB 3.2 Gen 1x1 (5 GBit/sec)
      HDMI Output Micro Type D Mini
      SpeakerMonoMono
      Built-in MicrophoneStereoMono
      Microphone Input
      Headphone Output
      Flash Sync Port
      Connectivity Pentax K-70 Pentax K-3
      Built-in GPS
      Built-In Wi-Fi Optional
      Wi-Fi Version802.11b/g/n, 2.4 GHz
      Built-In Bluetooth
      Remote Control wired or wireless optional, wired or wireless
      Environmental Pentax K-70 Pentax K-3
      Environmental Sealing
      Operating Temperature14 to 104°F / -10 to 40°C14 to 104°F / -10 to 40°C
      Operating Humidity0 to 85%
      Physical Pentax K-70 Pentax K-3
      Dimensions126 x 93 x 74 mm (4.94 x 3.66 x 2.91")131 x 100 x 77 mm (5.16 x 3.94 x 3.03")
      Weight (inc. batteries)688 g (1.52 lb / 24.27 oz)800 g (1.76 lb / 28.22 oz)
      Box Dimensions (LxWxH)8.35 x 6.5 x 5.1"8.3 x 6.4 x 3.7"
      Package Weight2.81 lb3.1 lb
      Power and Storage Pentax K-70 Pentax K-3
      Battery PackD-LI109D-LI90
      Battery Life410 shots560 shots
      Internal Storage
      External StorageSingle Slot: SD/SDHC/SDXC (UHS-I)Dual Slot: SD/SDHC/SDXC (UHS-I)
      Other Pentax K-70 Pentax K-3
      Self Timer 2 or 12 secs, continuous 2 or 12 seconds
      Astro Tracer feature for Astrophotography
      Orientation Sensor
      Tripod Mounting Thread1 x 1/4"-20 Female (Bottom)
      Accessory Mount1 x Hot Shoe Mount
      Electronic Level Gauge


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