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Converts between megapixels, pixel dimensions, and print sizes at various DPI settings for photography.

Formule

Megapixels = width × height / 1,000,000

Guide étape par étape

  1. 1Megapixels = width × height / 1,000,000
  2. 2Print size = pixels / DPI
  3. 3File size estimate based on bit depth

Exemples résolus

Entrée
24MP at 300 DPI
Résultat
8" × 6" print

Erreurs courantes à éviter

  • Assuming screen resolution (72 PPI) is sufficient for print
  • Ignoring JPEG compression in file size estimates

Questions fréquentes

What DPI is needed for print?

Typically 300 DPI for professional print quality.

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Paramètres