Pixel to Centimeter Converter (px to cm) – Free & Accurate
Easily convert digital pixels (px) to physical centimeters (cm) with our accurate online calculator. Whether you are designing for the web (72 or 96 DPI) or preparing files for high-quality printing (300 DPI), this tool ensures your dimensions are exact.
How to Convert Pixels to Centimeters
Converting pixels to centimeters isn’t just about the numbers; it depends on the Resolution (DPI or PPI) of your device or image.
- Pixels (px): The smallest unit of a digital image.
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DPI (Dots Per Inch): The density of pixels. Higher DPI means smaller, sharper pixels.
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Centimeters (cm): The physical output size.
The Conversion Formula
To calculate the size manually, use this standard formula:
Centimeters = (Pixels/DPI) * 2.54
Example: If you have an image that is 1000 pixels wide and you want to print it at 300 DPI:
(1000/300) * 2.54 = 8.46 cm
Video Tutorial: How To Use Pixels To Centimeter Converter
Note about Pixel to cm converter
You can use the pixel to cm converter for your design, for example, if you want to print your work using a printer, or if you want to edit images in photo editing software such as Photoshop.
You should know that PPI is a measurement of the quality or resolution of your images. For example, a photo with dimensions 30cm x 30cm and 600 PPI has better resolution and quality than a photo with 200 PPI.
Also, you should know that DPI is a measurement for the resolution or quality of a printed document or digital scan using a printer.
How to Convert Centimeters Back to Pixels
Sometimes, you might have the opposite problem: you know your paper size in centimeters and need to know how many pixels to set your canvas to. In that case, you can use our Centimeter to Pixel Converter to calculate the exact dimensions you need for your design software.
Why DPI Matters: Print vs. Screen
One of the most common mistakes in design is ignoring DPI. The same pixel count will result in different physical sizes depending on your resolution setting.
| Resolution (DPI) | Best Used For | 1000px in cm |
| 72 DPI | Old monitors, Standard Web Images | 35.28 cm (Large, low quality) |
| 96 DPI | Modern Windows Screens (Standard) | 26.46 cm |
| 300 DPI | High-Quality Print (Brochures, Cards) | 8.47 cm (Small, high crispness) |
Pro Tip: If you are converting for print (like a flyer or business card), always ensure your resolution is set to 300 DPI to avoid blurry images.
Common Standard Paper Sizes (Pixels to cm)
Here are the pixel dimensions for standard “A Series” paper sizes at 300 DPI (Print Quality).
| Paper Size | Dimensions (cm) | Dimensions (px at 300 DPI) |
| A4 | 21.0 x 29.7 cm | 2480 x 3508 px |
| A3 | 29.7 x 42.0 cm | 3508 x 4961 px |
| A5 | 14.8 x 21.0 cm | 1748 x 2480 px |
| Letter (US) | 21.59 x 27.94 cm | 2550 x 3300 px |
| Business Card | 8.89 x 5.08 cm | 1050 x 600 px |
Pixels to Centimeters Conversion Table for 96 dpi Resolution
This is a chart for Pixel to Centimeter conversion in 96 dpi Resolution
| Pixel | Centimeter |
|---|---|
| 1 px | 0.026458333333333 cm |
| 2 px | 0.052916666666667 cm |
| 3 px | 0.079375 cm |
| 4 px | 0.10583333333333 cm |
| 5 px | 0.13229166666667 cm |
| 6 px | 0.15875 cm |
| 7 px | 0.18520833333333 cm |
| 8 px | 0.21166666666667 cm |
| 9 px | 0.238125 cm |
| 10 px | 0.26458333333333 cm |
| 11 px | 0.29104166666667 cm |
| 12 px | 0.3175 cm |
| 13 px | 0.34395833333333 cm |
| 14 px | 0.37041666666667 cm |
| 15 px | 0.396875 cm |
| 16 px | 0.42333333333333 cm |
| 17 px | 0.44979166666667 cm |
| 18 px | 0.47625 cm |
| 19 px | 0.50270833333333 cm |
| 20 px | 0.52916666666667 cm |
| 21 px | 0.555625 cm |
| 22 px | 0.58208333333333 cm |
| 23 px | 0.60854166666667 cm |
| 24 px | 0.635 cm |
| 25 px | 0.66145833333333 cm |
| 30 px | 0.79375 cm |
| 75 px | 1.984375 cm |
| 100 px | 2.6458333333333 cm |
| 120 px | 3.175 cm |
| 140 px | 3.7041666666667 cm |
| 150 px | 3.96875 cm |
| 160 px | 4.2333333333333 cm |
| 170 px | 4.4979166666667 cm |
| 180 px | 4.7625 cm |
| 192 px | 5.08 cm |
| 200 px | 5.2916666666667 cm |
| 240 px | 6.35 cm |
| 300 px | 7.9375 cm |
| 320 px | 8.4666666666667 cm |
| 350 px | 9.2604166666667 cm |
| 400 px | 10.583333333333 cm |
| 413 px | 10.927291666667 cm |
| 500 px | 13.229166666667 cm |
| 512 px | 13.546666666667 cm |
| 600 px | 15.875 cm |
| 800 px | 21.166666666667 cm |
| 960 px | 25.4 cm |
| 1000 px | 26.458333333333 cm |
| 1024 px | 27.093333333333 cm |
| 1080 px | 28.575 cm |
| 1200 px | 31.75 cm |
| 1280 px | 33.866666666667 cm |
| 1400 px | 37.041666666667 cm |
| 1800 px | 47.625 cm |
| 2048 px | 54.186666666667 cm |
| 3000 px | 79.375 cm |
| 4000 px | 105.83333333333 cm |
| 5000 px | 132.29166666667 cm |
Frequently Asked Questions (FAQ)
How many pixels are in 1 cm?
At a standard web resolution of 96 DPI, 1 centimeter equals approximately 37.8 pixels. However, for high-quality professional printing (300 DPI), 1 centimeter equals 118.11 pixels.
How do I convert pixels to cm for printing?
To convert pixels to cm for print, you must know your print resolution (DPI). The industry standard for high quality is 300 DPI. Use this formula: (Pixels / 300) * 2.54=Centimeters. For example, a 1200px image at 300 DPI will be 10.16 cm wide.
Is 1000 pixels big enough for a photo?
On a digital screen, 1000 pixels is medium-sized and looks clear. However, if you are printing, 1000 pixels only covers about 8.5 cm (3.3 inches) at high quality. For a full-page A4 print, you would need at least 2480 pixels.
What is the difference between DPI and PPI?
PPI (Pixels Per Inch) refers to the number of pixels displayed on a screen, while DPI (Dots Per Inch) refers to the number of ink dots a printer places on paper. In digital conversion tools, these terms are often used interchangeably to calculate physical size.