Blog
Practical posts about DPI, print sizes, image resolution and gaming sensitivity — each one linked to the free calculator that checks the numbers.
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3 November 2026
Passport and Document Photo Printing: Correct Sizes, Pixels, and DPIA passport photo is small, close-up, and unforgiving. Learn the correct sizes, pixel dimensions, and DPI for common document photos, with worked examples and printing checks.
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31 October 2026
How Much DPI Does a Banner or Hoarding Need? Viewing Distance Rules for Large-Format PrintA banner seen from ten metres away does not need 300 DPI. Learn how viewing distance sets the DPI a large-format print really needs, with worked examples for banners, hoardings and billboards.
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30 October 2026
Printer DPI vs Image DPI: Why a 4800 DPI Printer Does Not Mean a 4800 DPI PhotoA printer's 4800 DPI and your photo's 300 DPI measure different things. Learn what each number really counts, why they are not interchangeable, and how to set up a print correctly.
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29 October 2026
72 DPI vs 300 DPI: Which One Do You Actually Need?72 DPI and 300 DPI describe the same thing — dots per inch — but they lead to very different prints. Learn when each one is right, with worked examples and the mistakes that ruin prints.
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29 October 2026
Why a Photo Loses Quality When Printed Large: Megapixels, Upscaling, and Poster SizesA photo that looks sharp on your phone can look soft as a poster because the same pixels are spread over more inches. Learn how many pixels a poster or banner really needs, with worked examples.