What Is My Screen Size?
What Is My Screen Size?

Free screen resolution checker and developer layout tools — private, in-browser.

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Free tools

  • Screen Resolution Checker
  • Monitor Size Checker
  • Viewport Size Checker
  • PPI Calculator
  • Monitor Scaling Calculator
  • Dual Monitor Desk Calculator
  • Viewing Distance Calculator
  • Aspect Ratio Calculator
  • CSS Viewport Units
  • REM/EM/PX Converter
  • Breakpoint Checker
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    • Home
    • Detect Resolution
    • Screen DPI
    • Monitor Size
    What Is My Screen Size?
    What Is My Screen Size?
    WhatIsMyScreenSize
    2. Categories

    11 product lines

    Device Categories

    Browse devices by category to find screen sizes and specifications.

    Categories
    11
    Total Devices
    240
    Largest Category
    60
    Smallest Category
    6
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    Category index

    Every device family in the database, with counts and subcategories.

    • iPhone

      Apple iPhone screen sizes and specifications

      StandardPlusProPro Max+3
      26 devices
    • iPad

      Apple iPad screen sizes and specifications

      StandardAirProMini
      13 devices
    • Galaxy S

      Samsung Galaxy S series screen specifications

      StandardPlusUltraEdge
      25 devices
    • Pixel

      Google Pixel phone screen specifications

      StandardProPro XL
      20 devices
    • Xiaomi

      Xiaomi phone screen specifications

      StandardProUltraLite
      13 devices
    • POCO

      POCO phone screen specifications

      X SeriesF SeriesM SeriesC Series
      13 devices
    • Redmi

      Redmi phone screen specifications

      StandardProUltraLite
      27 devices
    • MacBook

      Apple MacBook screen sizes and specifications

      NeoAirPro
      9 devices
    • iMac

      Apple iMac screen sizes and specifications

      StandardPro
      6 devices
    • ThinkPad

      Lenovo ThinkPad screen sizes and specifications

      X1 CarbonX1 NanoT SeriesP Series+1
      28 devices
    • Monitor

      Monitor screen sizes, resolutions, and pixel densities for developers and designers

      Standard4K5K6K+2
      60 devices

    Layout & viewport tools

    Free calculators for viewports, CSS units, rem/px, and breakpoints.

    • What is my viewport?Live inner width and height, visualViewport, safe-area visualizer, and width simulator.
    • Device pixel ratio checkerRead your live DPR (devicePixelRatio) and compare CSS vs physical pixels.
    • Monitor size calculatorDiscover your monitor's physical dimensions, model information, and detailed display specifications.
    • Device pixel density calculatorCalculate your screen's pixel density (PPI) instantly.
    • Monitor scaling calculatorFind recommended Windows/macOS scaling for your monitor resolution and size.
    • Dual monitor desk calculatorCalculate minimum desk width and depth for a dual monitor setup.
    • Viewing distance calculatorOptimal seating distance for monitors and TVs based on screen size.
    • Media query generatorGenerate @media CSS snippets from device presets or custom viewport widths.
    • Responsive breakpoint checkerTest a width against Tailwind breakpoints with a visual ruler and match table.
    • Aspect ratio generatorCalculate the aspect ratio of your screen or any width and height.
    • REM & EM to PX calculatorConvert rem, em, and px using a custom root font size for CSS layouts.
    • CSS viewport units (vh, dvh, svh)See 100vh vs 100dvh vs 100svh vs 100lvh in pixels on this device.
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    What Is My Screen Size?
    What Is My Screen Size?
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