{"id":37175,"date":"2024-02-29T18:09:50","date_gmt":"2024-02-29T10:09:50","guid":{"rendered":"https:\/\/hkdesignpro.com\/?p=37175"},"modified":"2024-02-29T18:25:27","modified_gmt":"2024-02-29T10:25:27","slug":"%e5%9c%96%e7%89%87dpi%e8%88%87ppi%e7%9a%84%e5%8d%80%e5%88%a5%ef%bc%9b%e5%8d%b0%e5%88%b7dpi%e6%a8%99%e6%ba%96","status":"publish","type":"post","link":"https:\/\/hkdesignpro.com\/en\/%e5%9c%96%e7%89%87dpi%e8%88%87ppi%e7%9a%84%e5%8d%80%e5%88%a5%ef%bc%9b%e5%8d%b0%e5%88%b7dpi%e6%a8%99%e6%ba%96\/","title":{"rendered":"The difference between picture DPI and PPI; printing DPI standard"},"content":{"rendered":"

In the field of digital imaging and printing, DPI and PPI are two frequently mentioned terms, which are crucial to ensuring image quality and printing effect. However, these two concepts are often confused or misused. This article will delve into the difference between DPI (dots per inch) and PPI (pixels per inch) and explain how DPI standards are determined in the printing field.<\/p>\n\n\n\n

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PPI: pixels per inch<\/h2>\n\n\n\n

PPI stands for "pixels per inch," a unit that measures the resolution of digital images. The PPI value tells us how many pixels there are at a distance of one inch. The higher the number, the richer the detail and the higher the quality of the image. PPI is mainly used in screen display devices, such as computer screens, smartphones, etc., because they display images through pixels.<\/p>\n\n\n\n

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DPI: dots per inch<\/h2>\n\n\n\n

DPI stands for "dots per inch" and is a measurement used in the printing industry to describe the number of ink dots that can fit per inch on printed matter. The higher the DPI value, the more detailed the printed images or text and the better the visual effect. DPI is not only related to image quality, but also related to printing costs, because higher DPI requires more ink and finer printing technology.<\/p>\n\n\n\n

Guess you want to see: What should I do if there is color difference in printing? Solve these 4 reasons to reduce printing color difference<\/a><\/p>\n\n\n\n

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The difference between DPI and PPI<\/h2>\n\n\n\n

Although DPI and PPI both involve the concept of "per inch" when describing image quality, their focus is different. PPI focuses on the density of pixels in digital images, while DPI focuses on the density of ink dots on printed matter. Simply put, PPI is used for screen display, while DPI is used for printing. Correct understanding and application of these two concepts is crucial when you are resizing an image or preparing an image for printing.<\/p>\n\n\n\n

Printing DPI standards<\/h3>\n\n\n\n

Printing DPI standards<\/a>Varies according to the use and requirements of the printed matter. In general, the following are some common DPI standards:<\/p>\n\n\n\n