Sony Alpha DSLR-A290 vs Pentax K-3

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      Specifications

      General Sony Alpha DSLR-A290 Pentax K-3
      BrandSonyPentax
      ModelAlpha DSLR-A290K-3
      Predecessor ModelSony Alpha DSLR-A230
      Successor ModelPentax K-3 Mark II
      MSRP$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 Sony Alpha DSLR-A290 Pentax K-3
      Sensor TypeCCDCMOS
      Sensor SizeAPS-CAPS-C
      Sensor Dimensions23.6 x 15.8 mm23.5 x 15.6 mm
      Total Pixels14.9 Megapixel24.71 Megapixel
      Effective Pixels14.2 Megapixel23.35 Megapixel
      Low Pass Filter
      Native ISO Range100 - 3,200100 - 51,200
      Photo Sony Alpha DSLR-A290 Pentax K-3
      ProcessorBIONZPRIME III
      Max Image Resolution4592 x 30566016 x 4000
      Other Resolutions4592 x 2576, 3408 x 2272, 3408 x 1920, 2288 x 1520, 2288 x 12804608 x 3072, 3072 x 2048, 1920 x 1080
      Image Aspect Ratios3:2, 16:93:2
      JPEG Quality LevelsFine, StandardBest, better, good
      Bit Depth14-Bit
      Timelapse Recording
      White BalanceAuto, Daylight, Shade, Cloudy, Tungsten, Fluorescent, Flash, Custom
      Focus Sony Alpha DSLR-A290 Pentax K-3
      Autofocus ModesMulti-area
      Selective single-point
      Single
      Continuous
      Face Detection
      Live View      		Multi-area
      Center
      Selective single-point
      Tracking
      Single
      Continuous
      Face Detection
      Live View
      Lens ServoContinuous-Servo AF, , Manual Focus, Single-Servo AF
      Number of Focus Points927
      Number of Cross-type 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
      Focusing ScreenSpherical Acute Matte
      Optics Sony Alpha DSLR-A290 Pentax K-3
      Lens MountSony APentax KAF2
      Crop Factor1.5x1.5x
      Image StabilizationSensor ShiftSensor Shift
      Digital Image Stabilization
      Screen Sony Alpha DSLR-A290 Pentax K-3
      Screen TypeFixedFixed
      Screen TechnologyTFT LCD
      Touch Screen
      Screen Size2.7"3.2"
      Screen Resolution230k dot1,037k dot
      Top LCD Screen
      Live View
      Live Composition
      Viewfinder Sony Alpha DSLR-A290 Pentax K-3
      ViewfinderOptical (pentamirror)Optical (pentaprism)
      Viewfinder Coverage95%100%
      Viewfinder Magnification0.83x0.95x
      Viewfinder Magnification (35mm equivalent)0.55x0.63x
      Diopter Adjustment-2.5 to +1.5
      Shutter Sony Alpha DSLR-A290 Pentax K-3
      Min Shutter Speed30 sec30 sec
      Max Shutter Speed (Mechanical or 1st Curtain)1/4000 sec1/8000 sec
      Max Continuous Shooting2.5 fps8.3 fps
      Flash Sony Alpha DSLR-A290 Pentax K-3
      Built-in Flash
      Flash ModesAuto
      On
      Off
      Red-Eye
      Slow Sync
      High Speed Sync
      Rear Curtain
      Fill-in
      Wireless      		Auto
      on
      off
      red-eye
      slow sync
      slow sync + red-eye
      trailing curtain sync
      high speed
      wireless
      manual
      Flash Range10.00 m at ISO 10013.00 m at ISO 100
      Max Flash Sync Speed1/160 sec1/180 sec
      External Flash Connectivity
      External Flash SystemSony TTl Dedicated Flash System
      External Flash ConnectionHot ShoeHot Shoe, PC Terminal, Wireless
      Exposure Sony Alpha DSLR-A290 Pentax K-3
      Exposure Metering ModesMulti
      Center-weighted
      Spot      		Multi
      Center-weighted
      Spot
      Exposure ModesAuto, Auto Flash Off, Program Auto, Aperture priority, Shutter priority, Manual
      Exposure Compensation±2 EV (1/3 EV increments)±5 EV (1/3 EV, 1/2 EV increments)
      Exposure Bracketing ±2 EV (2, 3, 5 shots at 1/3 EV, 1/2 EV increments)
      DXO Sony Alpha DSLR-A290 Pentax K-3
      DxO Low Light ISO6151216
      DxO Color Depth22.623.7
      DxO Dynamic Range11.513.4
      DxO Overall Score6680
      Video Sony Alpha DSLR-A290 Pentax K-3
      Internal Recording ModesNo
      Video FormatsMPEG-4, H.264
      Max Video Resolution1920 x 1080
      Unlimited Video Recording
      Recording Limit25 min
      Terminals Sony Alpha DSLR-A290 Pentax K-3
      USB SpeedUSB 2.0 (480 Mbit/sec)USB 3.2 Gen 1x1 (5 GBit/sec)
      HDMI Output Mini
      SpeakerMono
      Built-in MicrophoneMono
      Microphone Input
      Headphone Output
      Flash Sync Port
      Connectivity Sony Alpha DSLR-A290 Pentax K-3
      Built-in GPS
      Built-In Wi-Fi Optional
      Built-In Bluetooth
      Remote Control Optional optional, wired or wireless
      Environmental Sony Alpha DSLR-A290 Pentax K-3
      Environmental Sealing
      Operating Temperature32 - 104°F (0 - 40°C)14 to 104°F / -10 to 40°C
      Storage TemperatureOperating: 32 - 104°F (0 - 40°C)
      Physical Sony Alpha DSLR-A290 Pentax K-3
      Dimensions128 x 97 x 86 mm (5.04 x 3.82 x 3.39")131 x 100 x 77 mm (5.16 x 3.94 x 3.03")
      Weight (inc. batteries)549 g (1.21 lb / 19.37 oz)800 g (1.76 lb / 28.22 oz)
      Box Dimensions (LxWxH)8.3 x 6.4 x 3.7"
      Package Weight3.1 lb
      Power and Storage Sony Alpha DSLR-A290 Pentax K-3
      Battery PackNP-FH50D-LI90
      Battery Life290 shots560 shots
      Internal Storage
      External StorageSingle Slot: SD/SDHC, Memory Stick Duo/Pro Duo/Pro-HG DuoDual Slot: SD/SDHC/SDXC (UHS-I)
      Other Sony Alpha DSLR-A290 Pentax K-3
      Self Timer 2 or 10 sec 2 or 12 seconds
      Orientation Sensor
      Electronic Level Gauge


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