Format comparison

DOC vs RTF

How do DOC and RTFcompare? Here's everything you need to know to choose the right format — and how to convert between them.

Microsoft Word Document (Legacy)

DOC is the legacy binary format used by Microsoft Word before 2007. While still widely encountered, it has been superseded by DOCX. Many older documents and templates still use this format.

Rich Text Format

RTF is a cross-platform document format that supports basic formatting like bold, italic, fonts, and colors. It's a universal middle ground between plain text and full document formats.

SpecificationDOCRTF
Full nameMicrosoft Word Document (Legacy)Rich Text Format
Extension.doc.rtf
MIME typeapplication/mswordapplication/rtf
CategoryDocumentDocument
DeveloperMicrosoftMicrosoft
Year introduced19831987

DOC advantages

  • Universal recognition
  • Compatible with older Word versions
  • Still supported by all major office suites
  • Extensive installed base of existing documents

DOC limitations

  • Larger file sizes than DOCX
  • Binary format — harder to recover if corrupted
  • Limited to older feature set
  • Being phased out in favor of DOCX

RTF advantages

  • Cross-platform compatibility
  • Basic formatting support
  • No macros — safer than DOC/DOCX
  • Human-readable markup

RTF limitations

  • Limited advanced formatting
  • Larger than plain text
  • No modern features like tables or charts
  • Inconsistent rendering across editors

Which should you use?

DOC and RTF serve different purposes. DOC is ideal for opening legacy documents, while RTF excels at cross-platform document sharing.

Best uses for DOC

Opening legacy documents
Compatibility with older systems
Template archives
Government and institutional legacy files

Best uses for RTF

Cross-platform document sharing
Simple formatted documents
Email-safe document attachments
Clipboard data exchange

Convert between DOC and RTF

Need to switch formats? Convert for free with SquishConvert.