Astro vs SvelteKit(2026)
Astro is better for teams that need best for content sites/blogs/docs. SvelteKit is the stronger choice if svelte performance (no virtual dom). Astro is open-source (from $0) and SvelteKit is open-source (from $0).
Full feature breakdown, pricing details, and pros & cons below.
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Astro
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 AstroSvelteKit
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 SvelteKitHow Do Astro and SvelteKit Compare on Features?
| Feature | Astro | SvelteKit |
|---|---|---|
| Pricing model | open-source | open-source |
| Starting price | $0 | $0 |
| Islands architecture | ✓ | — |
| Zero JS by default | ✓ | — |
| Multi-framework components | ✓ | — |
| Markdown/MDX | ✓ | — |
| Content collections | ✓ | — |
| SSG + SSR | ✓ | — |
| Astro DB | ✓ | — |
| Svelte compiler | — | ✓ |
| File-based routing | — | ✓ |
| Adapters (Vercel/Netlify/Node/CF) | — | ✓ |
| Form actions | — | ✓ |
| Load functions | — | ✓ |
| Streaming | — | ✓ |
| TypeScript support | — | ✓ |
Astro Pros and Cons vs SvelteKit
Astro
SvelteKit
Should You Use Astro or SvelteKit?
Choose Astro if…
- •Best for content sites/blogs/docs
- •Excellent performance
- •Multi-framework flexibility
Choose SvelteKit if…
- •Svelte performance (no virtual DOM)
- •Excellent developer experience
- •Small bundle sizes