Common Print Sizes Library

Summary

12 common print sizes shown with inch, centimeter and 300 DPI pixel dimensions.

Details

  • Formula: pixels = inches × 300 DPI.
  • Included categories: ISO paper, US paper, photo prints, posters, business cards, KDP trims and square art.
  • Use this library as a quick reference before using the dedicated calculators for bleed, safe zone or KDP covers.

Warnings

  • Print providers can require different DPI, bleed or safe-zone values.
  • Pixel dimensions are rounded to whole pixels.
  • This table does not replace printer-specific templates.
SizeInchesCentimetersPixels at 300 DPI
A48.27 x 11.69 in21.01 x 29.69 cm2481 x 3507 px
US Letter8.5 x 11 in21.59 x 27.94 cm2550 x 3300 px
8x10 Photo8 x 10 in20.32 x 25.4 cm2400 x 3000 px
11x14 Poster11 x 14 in27.94 x 35.56 cm3300 x 4200 px
16x20 Poster16 x 20 in40.64 x 50.8 cm4800 x 6000 px
24x36 Poster24 x 36 in60.96 x 91.44 cm7200 x 10800 px
Business Card3.5 x 2 in8.89 x 5.08 cm1050 x 600 px
KDP 6x96 x 9 in15.24 x 22.86 cm1800 x 2700 px
KDP 8.5x118.5 x 11 in21.59 x 27.94 cm2550 x 3300 px
5x7 Invitation5 x 7 in12.7 x 17.78 cm1500 x 2100 px
4x6 Photo4 x 6 in10.16 x 15.24 cm1200 x 1800 px
Square 12x1212 x 12 in30.48 x 30.48 cm3600 x 3600 px

Formula used

inches = pixels / DPI, pixels = inches × DPI, and effective DPI = pixels / print inches.

Limits and warnings

FAQ

Is 300 DPI always required? No. 200–240 DPI can be acceptable for many prints, and 150 DPI can work for posters viewed farther away.

Do these tools upload files? No. Image checks run in your browser and are not uploaded.

Sources and last updated: KDP, Etsy and common print production guidance. Last updated 2026-05-23.