PDF vs HTML
How do PDF and HTMLcompare? Here's everything you need to know to choose the right format — and how to convert between them.
Portable Document Format
PDF is the universal standard for sharing documents. It preserves formatting, fonts, and layout across all devices and operating systems. From contracts to resumes, PDF is the format the world relies on.
.html
Full guide →HyperText Markup Language
HTML is the standard markup language for creating web pages. While primarily a web technology, HTML files are also used as a portable document format with rich formatting and multimedia support.
| Specification | HTML | |
|---|---|---|
| Full name | Portable Document Format | HyperText Markup Language |
| Extension | .html | |
| MIME type | application/pdf | text/html |
| Category | Document | Document |
| Developer | Adobe Systems | W3C / WHATWG |
| Year introduced | 1993 | 1993 |
PDF advantages
- Consistent display on all devices
- Supports digital signatures and forms
- Compact file sizes with good compression
- Industry standard for official documents
PDF limitations
- Difficult to edit without specialized software
- Not ideal for responsive or reflowable content
- Can be large with embedded fonts and images
- Accessibility can be poor if not properly tagged
HTML advantages
- Viewable in any web browser
- Rich formatting and multimedia
- Accessible and searchable text
- Can include interactive elements
HTML limitations
- Not a fixed-layout format
- Rendering varies between browsers
- External resources may break links
- Not ideal for print or signing
Which should you use?
PDF and HTML serve different purposes. PDF is ideal for business documents and contracts, while HTML excels at web pages and email newsletters.
Best uses for PDF
Best uses for HTML
Convert between PDF and HTML
Need to switch formats? Convert for free with SquishConvert.