SVG vs ICO
Technical analysis 2026: differences, performance and which one you should use for your project.
Quick Verdict
"SVG is unbeatable for vectors (logos, icons). For raster images (photos), use the other format."
Conversion Tools
SVG
XML-based vector graphics. It uses math instead of pixels, so it is infinitely scalable without losing quality.
Best for:
- Icons
- Logos
- Simple illustrations
- Interactive graphics
ICO
A specific container for Windows icons and website favicons. It can hold multiple sizes and color depths in a single file.
Best for:
- Favicons
- Desktop icons
Detailed Analysis
When comparing SVG (Scalable Vector Graphics) with ICO (Microsoft Icon), it is important to understand the historical and technical context. SVG was established in 2001, while ICO appeared in 1985.
The main technical difference lies in their compression algorithm. SVG uses lossless compression: it keeps all the original data with no quality loss. ICO, on the other hand, uses hybrid (both lossy and lossless) compression: you can choose between maximum quality or maximum savings depending on the settings.
Compatibility
SVG
100% (Universal)
ICO
100% (For favicons)
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