Pixels to Millimeters Converter

A millimeter (mm) is a standard unit of measurement, though it's less commonly used in CSS and print media. However, if you ever need to convert pixels (px) to millimeters (mm) for precise design or print accuracy, this Pixels to Millimeters Converter is a quick and reliable tool to get accurate results.

Pixel to Millimeters Converter

PPI

Steps to Use the Converter:

  • Enter the PPI value.
  • Input the PX value you want to convert.
  • Press Enter or click the Convert button.

What is PPI (Pixels Per Inch)?

Pixels Per Inch (PPI) measures pixel density, defining how many pixels fit within one inch of a digital display or printed image.

  • PPI in Web Design vs. Print

    • Web Design & Development: The standard PPI is 96 pixels per inch, as defined by the W3C.
    • Photo Editing & Printing: PPI (often referred to as DPI) should be adjusted based on the output quality.
  • Example

    For printing a 200mm × 100mm image with high resolution, set the PPI to 300 for sharp print quality.

How to Convert Pixels to Millimeters

Pixel-to-millimeter conversion is essential for web design, digital media, and print projects. According to the World Wide Web Consortium (W3C), here are the standard unit conversions:

  • Standard Pixel to Millimeter Conversion

    Unit Equivalence
    Millimeters (mm) 1mm = 1/10th of 1cm
    Inches (in) 1in = 2.54cm
    Pixels (px) 1px = 1/96th of 1 inch
  • Deriving the Pixels to Millimeters Formula

    Since 1 cm = 10 mm, we can determine that:

    1 inch = 2.54 cm × 10 = 25.4 mm

    Using the pixel conversion formula:

    96 px = 25.4 mm

    We can derive:

    1 px = 25.4 mm / 96 ≈ 0.2646 mm
  • Pixels to Millimeters Conversion Formula

    To manually convert pixels to millimeters, use the formula:

    Millimeters = Pixels × (25.4 / PPI)

    Note: For print media, adjust the PPI to match your target resolution (e.g., 300 PPI for high-quality prints).

Millimeters to Pixels Converter

The Millimeters to Pixels Converter is a free and efficient online tool designed to accurately convert millimeters (mm) to pixels (px). Whether you're working on web design, digital graphics, or print media, this converter ensures precise measurements for high-quality results.

Millimeters to Pixel Converter

PPI

Steps to Use the Converter:

  • Enter the PPI value.
  • Input the Millimeters value you want to convert.
  • Press Enter or click the Convert button.

How to Convert Millimeters to Pixels

Understanding millimeter-to-pixel conversion is crucial for web design, digital media, and print projects. If you're already familiar with pixel-to-millimeter conversion, this process follows the same principles.

  • Standard Millimeter to Pixel Conversion

    • Base Conversion:

      1 inch = 2.54 cm (standard unit conversion).

      Since 1 cm = 10 mm, multiplying by 10 gives:

      1 inch = 25.4 mm
    • Pixel Conversion:

      Web standards define:

      1 inch = 96 pixels (PPI)

      Using the conversion:

      96 px = 25.4 mm
    • Deriving the Formula:

      To find how many pixels are in 1 mm:

      1 mm = 96 px / 25.4 ≈ 3.7795 px
    • Millimeters to Pixels Conversion Formula

      To manually convert Millimeters to Pixels , use the following formula:

      Pixels = Millimeters * ( PPI / 25.4 )

      Note: If you're working with print media, adjust the PPI to match your target resolution (e.g., 300 PPI for high-quality prints)..

Common Millimeters to Pixels Conversions:

Millimeters (mm) Pixels (px)
10mm37.8px
15mm56.69px
20mm75.59px
25mm94.49px
30mm113.39px
35mm132.28px
40mm151.18px
45mm170.08px
50mm188.98px
55mm207.87px
60mm226.77px
65mm245.67px
70mm264.57px
75mm283.46px
80mm302.36px
85mm321.26px
90mm340.16px
95mm359.06px
100mm377.95px
200mm755.91px
300mm1133.86px
400mm1511.81px
500mm1889.76px