React Server Components vs SvelteKit: Boost Comparison Head-to-Head Modern web development prioritizes performance boosts to meet user expectations for fast, responsive experiences. Two leading approaches for achieving these boosts are React Server Components (RSC) and SvelteKit. This head-to-head comparison breaks down how each delivers performance gains, and where they differ. What Are React Server Components? React Server Components (RSC) are a React architecture that renders components on the server, sending only the minimal necessary HTML and JSON to the client. This eliminates client-side JavaScript for server-rendered components, reducing bundle size and improving first contentful paint (FCP) and time to interactive (TTI). Key boost: reduced client-side payload, no hydration for server components. What Is SvelteKit? SvelteKit is a full-stack framework built on Svelte, a compiler-first framework that converts components to highly optimized vanilla JavaScript at build time.…