PDF vs TYPST
A detailed comparison of PDF Document and Typst Document — file size, quality, compatibility, and which format to choose for your workflow.
PDF Document
Documents & TextPDF is the universal standard for sharing documents with consistent formatting across all devices and operating systems. It preserves fonts, images, and layout exactly as intended by the author.
About PDF filesTypst Document
Documents & TextTypst is a modern typesetting system designed as a more accessible alternative to LaTeX. It compiles documents to PDF with fast incremental compilation, combining a markup syntax with a scripting language for templates and programmatic content.
About TYPST filesStrengths Comparison
PDF Strengths
- Pixel-perfect fidelity across operating systems, browsers, and printers.
- Embeds fonts, so documents render identically without the reader having them installed.
- Supports digital signatures, encryption, and redaction for legal workflows.
- ISO-standardized (ISO 32000) with multiple validated subsets (PDF/A, PDF/X, PDF/UA).
- Supports both vector and raster content, keeping line art crisp at any zoom level.
TYPST Strengths
- Compiles 100× faster than LaTeX on equivalent documents.
- Clean, readable syntax — Markdown-like simplicity with real language features.
- Built-in collaborative web editor.
- Open source under Apache 2.0.
- Modern type system — every function call type-checked.
Limitations
PDF Limitations
- Editing is difficult — the format is optimized for display, not mutation.
- Text extraction can scramble reading order in multi-column layouts.
- File sizes balloon quickly when embedding high-resolution images or fonts.
- Accessibility (screen readers) requires careful tagging that many PDFs skip.
- JavaScript support has historically been a malware vector.
TYPST Limitations
- Young ecosystem — package count is a tiny fraction of LaTeX CTAN.
- Academic journal submission pipelines still default to LaTeX.
- Advanced mathematical typography still trails LaTeX in some edge cases.
- No established printing-industry workflow — PDF is the only reliable output.
Technical Specifications
| Specification | TYPST | |
|---|---|---|
| MIME type | application/pdf | text/x-typst |
| Current version | PDF 2.0 (ISO 32000-2:2020) | — |
| Compression | Flate, LZW, JBIG2, JPEG, JPEG 2000 | — |
| Max file size | ~10 GB (practical); 2^31 bytes (theoretical per object) | — |
| Color models | RGB, CMYK, Grayscale, Lab, DeviceN, ICC-based | — |
| Standard subsets | PDF/A, PDF/X, PDF/UA, PDF/E, PDF/VT | — |
| Extension | — | .typ |
| Encoding | — | UTF-8 |
| Output | — | PDF, PNG, SVG |
| Compiler | — | Rust-based, open-source Apache 2.0 |
Typical File Sizes
- 1-page text-only memo 50–150 KB
- 10-page report with images 500 KB – 2 MB
- Scanned document (per page) 100 KB – 1 MB
- Full-color magazine (48 pages) 10–40 MB
TYPST
- Short paper source 2-20 KB
- Thesis with figures 50-500 KB
- Book-length source 500 KB - 3 MB
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Frequently Asked Questions
PDF (Portable Document Format) was created by Adobe in 1993 to present documents consistently across all devices and operating systems. It preserves fonts, images, layouts, and formatting regardless of the software used to view it.
TYPST (Typst Document) is a document format used to store paginated text, with optional formatting, tables, images, hyperlinks, headers and footers. It sits in the documents & text family and is typically associated with a specific office suite or publishing pipeline that defined the format and ships the canonical reader.
PDF files can be opened with Adobe Acrobat Reader (free), web browsers like Chrome and Edge, macOS Preview, and alternative readers like Foxit and Sumatra PDF.
Modern office suites — Microsoft Word, Google Docs, LibreOffice Writer, Apple Pages — open most TYPST files with reasonable fidelity. If your installed software does not support TYPST, convert to DOCX or PDF first using KaijuConverter; both open in virtually every reader, including free online viewers.
Use PDF for final documents meant to be viewed or printed without changes. Use DOCX when the document needs to be edited collaboratively. PDF preserves exact layout while DOCX allows flexible editing.
Upload the TYPST to KaijuConverter and pick DOCX, PDF, ODT, RTF, HTML, Markdown, or plain text. Our pipeline runs LibreOffice headlessly plus pandoc for text formats — the same engines behind professional document pipelines. Styles, tables, images, and hyperlinks survive the conversion intact.