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PDF vs DOCX

Comparing Portable Document Format and Microsoft Word Open XML Document - which format should you use?

	PDF	DOCX
Full Name	Portable Document Format	Microsoft Word Open XML Document
Extension	.pdf	.docx
MIME Type	application/pdf	application/vnd.openxmlformats-officedocument.wordprocessingml.document
Category	document	document

PDF Pros

+Looks identical on every device and OS
+Supports text, images, forms, and multimedia
+Can be encrypted and digitally signed
+Widely accepted for legal and business documents

PDF Cons

-Difficult to edit without specialized software
-Can produce large file sizes with embedded fonts/images
-Accessibility can be poor if not properly tagged
-Not ideal for responsive/reflowable content

DOCX Pros

+Industry standard for documents
+Smaller file size than DOC
+XML-based (recoverable if corrupted)
+Supports rich formatting, images, tables

DOCX Cons

-Formatting can vary between Word versions
-Not all features supported by other editors
-Binary content embedded in XML
-Can contain macros (security risk)

Use PDF when...

-Business documents and contracts
-Resumes and reports
-Printable forms and invoices
-eBooks and manuals

Use DOCX when...

-Business documents and reports
-Resumes and cover letters
-Academic papers
-Legal documents and contracts

Learn more about PDF Learn more about DOCX