A4 Paper Size Explained – Dimensions, Use, and GSM Guide

A4 Paper Size – Full Guide to Dimensions, GSM & Uses

Last Updated: 10th July 2025

Whether you’re printing documents, certificates, or reports, understanding A4 paper size and GSM helps you pick the right paper for your needs. Here's a complete guide on dimensions and use-cases.

📏 A4 Paper Size in Different Units

• In centimeters: 21 x 29.7 cm
• In millimeters: 210 x 297 mm
• In inches: 8.27 x 11.69 inches
• In pixels: 2480 x 3508 px (at 300 DPI)

🧾 What is GSM in A4 Paper?

GSM means "grams per square meter" and indicates the thickness of paper. Here’s a quick comparison:

• 🟡 70 GSM: Lightweight, ideal for bulk printing & economy
• 🟢 75 GSM: Balanced weight for offices
• 🔵 100 GSM: Heavier, premium-quality documents

📚 Common Uses of A4 Paper

• Schools: Homework, assignments, exams
• Offices: Invoices, reports, contracts
• Government: Official documents

🌐 Learn More from Official Sources

• Wikipedia – Paper Size
• ISO 216 Paper Size Standard

📦 Where to Buy the Right A4 Paper

Find 70 GSM, 75 GSM, and 100 GSM A4 paper from trusted brands like JK, Century, Trident, and Paperline at A4Paper.in.

Pick your size. Pick your quality. And print smart!

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