DOCX vs HTM
Una comparativa detallada de Word Document y HTML Document (short) — tamaño de archivo, calidad, compatibilidad y cuál elegir según tu flujo de trabajo.
Word Document
Documents & TextDOCX is the modern Microsoft Word format based on Open XML. It is the most widely used word processing format in business and education, supporting rich text, images, tables, and macros.
Sobre los archivos DOCXHTML Document (short)
Documents & TextHTM is an alternative extension for HTML files, functionally identical to .html. Common on older Windows systems.
Sobre los archivos HTMComparativa de ventajas
DOCX Ventajas
- Much smaller than the legacy .doc format thanks to ZIP compression.
- Human-readable XML inside — automated extraction and manipulation is straightforward.
- Preserves formatting, images, tables, footnotes, comments, and track changes.
- Supported natively by Word, LibreOffice, Pages, Google Docs, and most modern editors.
- ISO/IEC 29500 standardized — not locked to a single vendor.
HTM Ventajas
- Identical content to .html in every respect.
- Universally supported by every browser and server.
- 8.3 compatibility for antique DOS/Windows shares.
Limitaciones
DOCX Limitaciones
- Subtle formatting drifts when opened in non-Microsoft editors (fonts, line spacing, tab stops).
- Macros and embedded scripts make older .docm variants a common malware vector.
- Complex layouts with floating objects often reflow unpredictably.
- Version compatibility matters — Word 2007 cannot open some Word 2019 features cleanly.
HTM Limitaciones
- No real reason to use .htm over .html in 2026.
- Inconsistent with modern naming conventions.
- Mixed extensions within one site confuse static-site generators.
Especificaciones técnicas
| Especificación | DOCX | HTM |
|---|---|---|
| MIME type | application/vnd.openxmlformats-officedocument.wordprocessingml.document | text/html |
| Container | ZIP archive (Office Open XML) | — |
| Standard | ISO/IEC 29500, ECMA-376 | HTML Living Standard (WHATWG) |
| Released in | Microsoft Office 2007 | — |
| Legacy predecessor | .doc (binary, OLE Compound File) | — |
| Extension | — | .htm |
| Alias of | — | .html |
| Origin | — | DOS 8.3 filename limit |
Tamaños típicos de archivo
DOCX
- Short letter (1 page) 15–30 KB
- Academic paper (20 pages, no images) 80–200 KB
- Report with several images (30 pages) 1–5 MB
- Dissertation with figures (200 pages) 10–30 MB
HTM
- Legacy landing page 5-50 KB
¿Listo para convertir?
Convierte entre DOCX y HTM online, gratis y sin instalar nada. Subida cifrada, eliminación automática a los 60 minutos.
Preguntas frecuentes
DOCX is the default document format for Microsoft Word since 2007, based on the Office Open XML standard. It stores text, formatting, images, tables, and macros in a compressed XML-based package.
DOCX is the default document formato para Microsoft Word since 2007, based no Office abrir XML padrão. It stores text, formatoting, images, tables, e macros em um comprimido XML-based package.
DOCX files open in Microsoft Word, Google Docs (free), LibreOffice Writer (free), and Apple Pages. You can also view them in web browsers using OneDrive or Google Drive.
DOCX arquivos abrir in Microsoft Word, Google Docs (free), LibreOffice Writer (free), e Apple Pages. You can also view them in web browsers usando OneDrive ou Google Drive.
Use DOCX when the document will be edited by others or needs collaborative review. Use PDF when you want to lock the layout and ensure the document looks identical on every device and printer.
Use DOCX when the document will be edited by others ou needs collaborative review. usar PDF when you querer lock the layout e ensure the document looks identical on every device e printer.