SvelteKit vs Astro(2026)
SvelteKit is better for teams that need svelte performance (no virtual dom). Astro is the stronger choice if best for content sites/blogs/docs. SvelteKit is open-source (from $0) and Astro is open-source (from $0).
Full feature breakdown, pricing details, and pros & cons below.
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SvelteKit
SvelteKit is the official full-stack framework for Svelte — offering file-based routing, server-side rendering, adapters for any deployment target, and Svelte's compiler-based approach.
Starting at $0
Visit SvelteKitAstro
Astro builds content-driven websites with a unique islands architecture — zero JavaScript by default, hydrate only what you need, using React/Vue/Svelte components together in one project.
Starting at $0
Visit AstroHow Do SvelteKit and Astro Compare on Features?
| Feature | SvelteKit | Astro |
|---|---|---|
| Pricing model | open-source | open-source |
| Starting price | $0 | $0 |
| Svelte compiler | ✓ | — |
| File-based routing | ✓ | — |
| Adapters (Vercel/Netlify/Node/CF) | ✓ | — |
| Form actions | ✓ | — |
| Load functions | ✓ | — |
| Streaming | ✓ | — |
| TypeScript support | ✓ | — |
| Islands architecture | — | ✓ |
| Zero JS by default | — | ✓ |
| Multi-framework components | — | ✓ |
| Markdown/MDX | — | ✓ |
| Content collections | — | ✓ |
| SSG + SSR | — | ✓ |
| Astro DB | — | ✓ |
SvelteKit Pros and Cons vs Astro
SvelteKit
Astro
Should You Use SvelteKit or Astro?
Choose SvelteKit if…
- •Svelte performance (no virtual DOM)
- •Excellent developer experience
- •Small bundle sizes
Choose Astro if…
- •Best for content sites/blogs/docs
- •Excellent performance
- •Multi-framework flexibility