Paper Formats Converter
Choose a conversion from 4 Paper Formats units.
Paper formats define standardized sheet sizes for printing and writing. The ISO 216 standard (A-series) is used worldwide except in North America, where Letter and Legal sizes dominate. Each A-size is exactly half the area of the next larger size, maintaining a 1:√2 aspect ratio.
Available Units
A4
A4 Paper
A3
A3 Paper
Letter
Letter Paper
Legal
Legal Paper
All Conversions
A4 Paper → A3 Paper A4→A3 A4 Paper → Letter Paper A4→Letter A4 Paper → Legal Paper A4→Legal A3 Paper → A4 Paper A3→A4 A3 Paper → Letter Paper A3→Letter A3 Paper → Legal Paper A3→Legal Letter Paper → A4 Paper Letter→A4 Letter Paper → A3 Paper Letter→A3 Letter Paper → Legal Paper Letter→Legal Legal Paper → A4 Paper Legal→A4 Legal Paper → A3 Paper Legal→A3 Legal Paper → Letter Paper Legal→Letter