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Android dp to px and px to dp, simple unit conversion java function. Android dp to px The method in the code below converts dp unit to equivalent pixels, depending on device density. dp: A value in dp (density independent pixels) unit. Which we need to convert into pixels. context: Context to get resources and device specific display metric. The following function returns a float value to represent px equivalent to dp depending on device density public static float convertDpToPixel(float dp, Context context){ return dp * ((float) context.getResources().getDisplayMetrics().densityDpi / DisplayMetrics.DENSITY_DEFAULT); } Android pixel to dp This method converts device specific pixels to density independent pixels (dp). px: A value in px (pixels) unit. Which we need to convert into db. context: Context to get resources and device specific display metrics The following function returns a float value to represent dp equivalent to px value. public static float convertPixelsToDp(float px, Context context){ return px / ((float) context.getResources().getDisplayMetrics().densityDpi / DisplayMetrics.DENSITY_DEFAULT); } Source: StackOverflow Learn more: Checkboxes In Android Example with Source Code

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Android dp to px and px to dp simple Java functions