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Client-Side SPA Versus Server-Side Rendering (or SSG)

TradeoffMidSeniorUpdated

Public blog/marketing site that needs SEO and fast first-paint on mobile.

Short answer: Server-side rendering (or SSG). SSR/SSG ships rendered HTML for instant first paint and reliable SEO.

The Two Options

A

Client-side SPA

B

Server-side rendering (or SSG)

Drill This: Your Pick First

The Better Pick

Option B

Server-side rendering (or SSG)

SSR/SSG ships rendered HTML for instant first paint and reliable SEO. Pure SPAs delay both behind a JS bundle download + execution.

When the Other One Wins

Client-side SPA

Highly interactive logged-in apps (dashboards, editors) where SEO doesn't matter often prefer SPAs for richer client-side state.