Technical · 6 min read

Font Formats Explained: TTF, OTF, WOFF, and WOFF2 Compared

By HSINI Updated 2026-10-10

Understand file format structures, compression methods, desktop compatibility, and web standards.

Format Comparison Matrix

- **TTF (TrueType Font):** Developed by Apple and Microsoft in the 1980s. Universal desktop and mobile compatibility.
- **OTF (OpenType Font):** Built upon TrueType by Adobe and Microsoft. Supports up to 65,536 glyphs, ligatures, and typographic alternates.
- **WOFF (Web Open Font Format):** A compressed wrapper around TrueType/OpenType with gzip compression.
- **WOFF2:** The current standard, using custom Brotli compression for unmatched network efficiency on websites.

Frequently Asked Questions

Can I use TTF directly on a website?

Yes, all modern browsers can load TTF files via @font-face, though serving WOFF2 is recommended for production websites to reduce bandwidth and speed up page rendering.