Nikon D3100 vs Nikon D90

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      Specifications

      General Nikon D3100 Nikon D90
      BrandNikonNikon
      ModelD3100D90
      Predecessor ModelNikon D3000 Nikon D80
      Successor ModelNikon D3200 Nikon D7000
      Camera TypeInterchangeable LensInterchangeable Lens
      Body TypeDSLRDSLR
      Video Capture
      Sensor Nikon D3100 Nikon D90
      Sensor TypeCMOSCMOS
      Sensor FormatDXDX
      Sensor SizeAPS-CAPS-C
      Sensor Dimensions23.1 x 15.4 mm23.6 x 15.8 mm
      Total Pixels14.8 Megapixel12.9 Megapixel
      Effective Pixels14 Megapixel12.3 Megapixel
      Low Pass Filter
      Native ISO Range100 - 3,200200 - 3,200
      Boosted ISO Range100 - 12,800200 - 6,400
      Photo Nikon D3100 Nikon D90
      ProcessorEXPEED 2
      Max Image Resolution4608 x 30724288 x 2848
      Other Resolutions3456 x 2304, 2304 x 15363216 x 2136, 2144 x 1424
      Image Aspect Ratios3:23:2
      JPEG Quality LevelsFine, Normal, BasicFine, Normal, Basic
      Bit Depth12-Bit
      Timelapse Recording
      White BalanceAuto, incandescent, fluorescent (7 types), direct sunlight, flash, cloudy, shade, preset manual(up to 5 values can be stored), Fine tune by Kelvin color temperature setting (2,500 K to 10,000K)
      WB Bracketing2 or 3 exposures in increments of 1, 2 or 3 EV
      Active D-LightingCan be selected from:
      On
      Off
      Focus Nikon D3100 Nikon D90
      Autofocus ModesMulti-area
      Selective single-point
      Tracking
      Single
      Continuous
      Face Detection
      Live View      		Multi-area
      Selective single-point
      Single
      Continuous
      Face Detection
      Live View
      Lens ServoSingle-Servo AF, Continuous-Servo AF, Manual FocusSingle-Servo AF, Continuous-Servo AF, Manual Focus,
      AF Detection Range-1 to +19 EV
      Number of Focus Points1111
      Number of Cross-type Focus Points1
      Touch-to-Focus
      Live View Autofocus
      Animal Eye Detection
      Vehicle Tracking Mode
      Insect Tracking Mode
      Contrast Detection for Autofocus
      Phase Detection for Autofocus
      Focusing ScreenType B BriteView Clear Matte Mark VII screenType-B BriteView Clear Matte Screen Mark II with Superimposed Focus Brackets and On-Demand Grid Lines
      Optics Nikon D3100 Nikon D90
      Lens MountNikon FNikon F
      Crop Factor1.5x1.5x
      Image Stabilization
      Digital Image Stabilization
      Reflex MirrorQuick-return typeQuick-return type
      Screen Nikon D3100 Nikon D90
      Screen TypeFixedFixed
      Screen TechnologyTFT LCDSuper Density TFT color LCD with wide-viewing angle
      Touch Screen
      Screen Size3.0"3.0"
      Screen Resolution230k dot920k dot
      Top LCD Screen
      Live View
      Live Composition
      Viewfinder Nikon D3100 Nikon D90
      ViewfinderOptical (pentamirror)Optical (pentaprism)
      Viewfinder Coverage95%96%
      Viewfinder Magnification0.80x0.96x
      Viewfinder Magnification (35mm equivalent)0.53x0.64x
      Diopter Adjustment-1.7 to +0.5-2 to +1
      Shutter Nikon D3100 Nikon D90
      Shutter TypeElectronically controlled vertical-travel focal-planeElectronically controlled vertical-travel focal-plane
      Min Shutter Speed30 sec30 sec
      Max Shutter Speed (Mechanical or 1st Curtain)1/4000 sec1/4000 sec
      Max Continuous Shooting3.0 fps4.5 fps
      Mirror Lock Up for image sensor cleaning for image sensor cleaning
      Flash Nikon D3100 Nikon D90
      Built-in Flash
      Flash ModesAuto
      Red-Eye
      Slow
      Red-Eye Slow
      Rear curtain      		Auto
      On
      Off
      Front curtain
      Rear curtain
      Red-Eye
      Slow Sync
      Flash Range12.00 m at ISO 10017.00 m at ISO 100
      Max Flash Sync Speed1/200 sec1/200 sec
      Flash Compensation-3 to +1 EV (1/3 EV Steps)-3 to +1 EV (1/3, 1/2 EV Steps)
      External Flash Connectivity
      External Flash Systemi-TTL Balanced fill-flash, standard i-TTL flash for digital SLRi-TTL Balanced fill-flash, standard i-TTL flash for digital SLR
      External Flash ConnectionHot Shoe with sync and data contacts and safety lockHot Shoe
      Exposure Nikon D3100 Nikon D90
      Exposure Metering ModesMulti
      Center-weighted
      Average      		Multi
      Center-weighted
      Spot
      Exposure ModesAuto modes (auto, auto [flash off ]), Scene Modes (Portrait, Landscape, Child, Sports, Close up, Night portrait), programmed auto with flexible program (P), shutter-priority auto (S), aperture-priority auto (A), manual (M), -5 to +5 EV in increments of 1/3 EV, Luminosity locked at detected value with AE-L/AF-L button
      Metering Range0 to +20 EV0 to +20 EV
      Exposure Compensation±5 EV (1/3 EV increments)±5 EV (1/3 EV, 1/2 EV increments)
      Exposure Bracketing (2, 3 shots at 1/3 EV, 1/2 EV, 2/3 EV, 1 EV increments)
      Exposure LockLuminosity locked at detected value with AE-L/AF-L button
      DXO Nikon D3100 Nikon D90
      DxO Low Light ISO919977
      DxO Color Depth22.522.7
      DxO Dynamic Range11.312.5
      DxO Overall Score6773
      Video Nikon D3100 Nikon D90
      Movie File FormatMOV
      Internal Recording ModesYes
      Interval Recording
      Video FormatsMPEG-4Motion JPEG
      Max Video Resolution1920 x 10801280 x 720
      Unlimited Video Recording
      Terminals Nikon D3100 Nikon D90
      USB SpeedUSB 2.0 (480 Mbit/sec)USB 2.0 (480 Mbit/sec)
      HDMI Output Mini Type C Mini Type C
      SpeakerMono
      Built-in MicrophoneMonoMono
      Microphone Input
      Headphone Output
      Flash Sync Port
      Connectivity Nikon D3100 Nikon D90
      Built-in GPS
      Built-In Wi-Fi via Eye-Fi via Eye-Fi
      Built-In Bluetooth
      Remote Control Optional Optional ML-L3 or MC-DC2
      Environmental Nikon D3100 Nikon D90
      Environmental Sealing
      Operating Temperature32 to 104°F / 0 to 40°C
      Operating Humidity0 to 85%
      Physical Nikon D3100 Nikon D90
      Dimensions124 x 96 x 75 mm (4.88 x 3.78 x 2.95")132 x 103 x 77 mm (5.2 x 4.06 x 3.03")
      Weight (inc. batteries)505 g (1.11 lb / 17.81 oz)703 g (1.55 lb / 24.80 oz)
      Box Dimensions (LxWxH)8.6 x 8.5 x 8"
      Package Weight5.05 lb
      Power and Storage Nikon D3100 Nikon D90
      Battery PackEN-EL14EN-EL3e
      Battery Life550 shots850 shots
      Internal Storage
      External StorageSingle Slot: SD/SDHC/SDXCSingle Slot: SD/SDHC
      Other Nikon D3100 Nikon D90
      Self Timer 2, 5, 10 or 20 sec
      Orientation Sensor
      Sensor Cleaning/Dust Reduction SystemImage sensor cleaning
      Airflow Control System
      Image Dust Off reference data (optional Capture NX 2 software required)


      For a full review please go to the review page:

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