About SizePaper.net

SizePaper.net is a comprehensive online resource listing all international standards for paper sizes, dimensions, print resolutions, and pixel conversions. Whether you are a designer, printer, publisher, student, or simply curious, our goal is to give you accurate, fast, and easy-to-access information about every paper format in the world.

What We Cover

Our database includes hundreds of paper sizes from dozens of standards, including:

ISO 216 — A, B, and C series (the global standard)
ISO 269 — C envelope sizes
ANSI/ASME Y14.1 — US engineering sizes (A through E)
Architectural series — Arch A through Arch E3
US Envelope sizes — #6¾ through #14
Photography sizes — 2R through 11R and more
Traditional British Imperial — Royal, Demy, Crown, Elephant, etc.
Japanese JIS — JB0 through JB12
Chinese, Canadian, Swedish, French, Colombian and many more regional formats

Our Conversions

Every size is listed with dimensions in:

Millimeters (mm)
Centimeters (cm)
Meters (m)
Inches (in)
Points (pt) — 1 pt = 1/72 inch
Picas (pc) — 1 pc = 12 pt
Pixels — at both 300 dpi (print) and 72 ppi (screen)

Print Resolution Guide

We also explain DPI and PPI — the two terms that determine print quality and screen clarity. Our guides help you pick the right resolution for:

Web and screen display (72 PPI)
Draft printing (150 DPI)
Standard print (300 DPI)
High-resolution print (600 DPI)

Our Commitment

All dimensions are sourced from official standards (ISO, ANSI, JIS, DIN, etc.) and cross-verified with multiple industry references. If you spot any inaccuracy, please contact us — accuracy matters to us.

Technology

This site is built to be fast and privacy-friendly. All conversions happen in your browser — we never upload your files or track your inputs. There are no accounts, no cookies required for basic use, and no ads inside your workflow.