Image DPI Calculator
Calculate image DPI from pixel dimensions and intended print size.
About this tool
What is Image DPI Calculator?
Estimate the effective print resolution of an image by combining its pixel dimensions with a physical print width and height. The calculator reports horizontal and vertical dots per inch values.
How to use
Get your result in a few steps
- 1
Choose an image.
- 2
Enter the intended printed width in inches.
- 3
Enter the intended printed height in inches.
- 4
Run the calculator and review the DPI values.
Frequently asked questions
Questions about Image DPI Calculator
What does DPI mean?
DPI describes how many image pixels are placed within each inch of the intended printed output. Higher effective DPI generally provides more detail when printed.
Does changing this calculator value modify my image?
No. The tool only calculates effective DPI from the image dimensions and the print size you enter.
Is my image uploaded?
No. Image dimensions are inspected locally in your browser.
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