PX to CM Converter

PX to CM Converter

Convert pixel values to centimeters for print and physical design with DPI-based calculations and precise unit conversions. Perfect for print design, physical layouts, and cross-media consistency.

px
cm
css
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Quick Presets
Common pixel values for quick conversion
Input
Enter a pixel value to convert to CM (centimeter units)

At 96 DPI: 1cm ≈ 37.8px · 1px ≈ 0.0265cm

How it works: Multiplies the pixel value by 2.54/96 to get centimeters. At 96 DPI, one inch equals 96 pixels and 2.54 centimeters, so 1px = 2.54/96 ≈ 0.0265cm. Centimeters are the standard metric unit for physical dimensions in print design and international specifications.

Complete Guide: PX to CM Converter

Everything you need to know about using this tool effectively

What is PX to CM Converter?

The PX to CM Converter transforms pixel measurements to centimeters using a configurable DPI (dots per inch) value. The standard screen DPI is 96, which means 96 pixels equal 1 inch (2.54 cm). For print, 300 DPI is common. The tool accepts any DPI value and converts instantly. All processing happens in the browser.

This tool applies the formula: cm = px / DPI × 2.54. You enter the pixel value and set the DPI, and the tool calculates the centimeter equivalent.

Key Features
Configurable DPI value
Quick presets (72, 96, 150, 300 DPI)
Real-time conversion
Copy result to clipboard
Shows both px and cm values
Runs in the browser with no uploads
Bidirectional: cm to px too
High precision output
Common Use Cases
When and why you might need this tool

Converting screen pixels for print

Convert a 300px element to centimeters for a printed layout at 300 DPI.

Setting print dimensions from pixels

Calculate how large a digital image will print in centimeters.

CSS to physical units

Convert CSS pixel values to physical centimeters for precise sizing.

Design specifications

Provide pixel-to-centimeter conversions in design specs for international teams.

How to Use This Tool
Step-by-step guide to get the best results
1

Enter pixel value

Type the pixel measurement.

2

Set DPI

Choose or enter the DPI value (96 for screen, 300 for print).

3

View the result

The centimeter equivalent is displayed instantly.

4

Copy the value

Copy the converted measurement.

Pro Tips
1

96 DPI is the standard web/screen resolution.

2

300 DPI is the standard for print-quality output.

3

The formula is cm = px / DPI × 2.54.

4

Different devices have different actual DPI values.

Frequently Asked Questions
What is DPI?

DPI (dots per inch) is the number of pixels that fit in one inch. Higher DPI means more pixels per inch, resulting in finer detail.

Is my data sent to a server?

No. All conversion happens in your browser. Nothing is transmitted.

What DPI should I use?

96 for screen/web design. 300 for print. 72 for older Mac systems.

Can I convert cm to px?

Yes. The tool works in both directions.

Why do different DPI values give different results?

DPI determines how many pixels fit in an inch. At 96 DPI, 96 pixels = 1 inch = 2.54 cm. At 300 DPI, 300 pixels = 1 inch = 2.54 cm.