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Next.js vs SolidJS

Next.js logo

Next.js

Web Development

The React framework for the web

From
Free
Rated
-
SolidJS logo

SolidJS

Web Development

Reactive JavaScript framework with no virtual DOM

From
Free
Rated
-

The short version

  • Each has a real cost: Next.js opinionated architecture reduces flexibility compared to using React alone with separate libraries; SolidJS much smaller ecosystem than React, so many problems have no off-the-shelf library
  • They diverge on capability: Next.js covers Server-side rendering, SolidJS covers No virtual DOM.

Where they differ

Only the attributes on which Next.js and SolidJS actually diverge.

Attributes where Next.js and SolidJS differ
AttributeNext.jsSolidJS
Pricing modelUnknownOpen source, no licence fee
PlatformsNode.js, Edge Runtime, Vercel, Web browsersWeb
Founded2016Unknown

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Web Development).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Next.js

  • Server-side rendering
  • Static site generation
  • API routes
  • Automatic code splitting
  • Built-in CSS support
  • Image optimization
  • File-based routing
  • TypeScript support

Only in SolidJS

  • No virtual DOM
  • Components run once
  • JSX syntax
  • Small bundles

What people use each for

The jobs each tool is most often brought in to do.

Next.js

  • E-commerce websitesnot SolidJS
  • Static websitesnot SolidJS
  • Server-side rendered appsnot SolidJS
  • Jamstack applicationsnot SolidJS
  • Progressive web appsnot SolidJS

SolidJS

  • Interfaces where update performance is the binding constraintnot Next.js
  • Teams comfortable with React syntax who want finer-grained reactivitynot Next.js
  • Applications where bundle size directly affects the businessnot Next.js

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Next.js

  • Opinionated architecture reduces flexibility compared to using React alone with separate libraries
  • Required build and deployment infrastructure adds complexity for beginners
  • Server Components paradigm represents significant mental model shift from traditional client-side React
  • Async request handling in version 15 requires relearning APIs (params, cookies, headers now require await)
  • Lock-in to Vercel ecosystem for optimal performance, though other platforms are supported

SolidJS

  • Much smaller ecosystem than React, so many problems have no off-the-shelf library
  • The React-like syntax is misleading: components run once, and React habits produce subtle bugs
  • Smaller hiring pool and fewer learning resources than the mainstream frameworks

Pricing, plan by plan

Next.js

Free

No published plan breakdown. See the Next.js review.

SolidJS

Free
  • SolidJSFree
    • Full library
    • Commercial use permitted
    • No usage limits

Which should you pick?

Choose Next.js if

  • You need server-side rendering.
  • You want to start without paying.
  • You work on Node.js, Edge Runtime, Vercel, Web browsers.
  • You also want static site generation.

Choose SolidJS if

  • You need no virtual dom.
  • You want to start without paying.
  • You also want components run once.

Questions people ask

Is Next.js or SolidJS better?
Neither clearly leads. Next.js starts at Free and SolidJS at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Next.js or SolidJS?
Next.js starts at Free and SolidJS at Free.
Does Next.js or SolidJS run on more platforms?
Next.js runs on Node.js, Edge Runtime, Vercel, Web browsers. SolidJS runs on Web.
Can I use Next.js for free?
Both have a free tier, so you can try either at no cost before committing.
What is Next.js best used for?
Next.js is most often used for e-commerce websites, static websites, server-side rendered apps, jamstack applications. Of those, e-commerce websites and static websites are not what SolidJS is typically brought in for.
What can Next.js do that SolidJS cannot?
Next.js covers Server-side rendering, Static site generation, API routes, Automatic code splitting. SolidJS covers No virtual DOM, Components run once, JSX syntax, Small bundles.

Answered from the vendors’ own pages

Next.js: Is Next.js free?

Yes. Next.js is free, open-source software built on React and maintained by Vercel. The framework itself has no licensing costs. Hosting and deployment fees depend on your chosen platform.

Source
SolidJS: Is SolidJS free?

Yes, open source under the MIT licence.

Next.js: What are the key features of Next.js?

Next.js includes Server-Side Rendering (SSR), Static Site Generation (SSG), Incremental Static Regeneration (ISR), file-based routing, API routes, automatic code splitting, image optimization, and built-in performance optimizations that typically result in 90+ Lighthouse scores.

Source
SolidJS: Is SolidJS just React without the virtual DOM?

The syntax is similar but the model is not. Solid components run once and reactivity is fine-grained, so patterns that are correct in React can be wrong in Solid.

Next.js: Can I host Next.js applications for free?

Yes. Vercel offers a free Hobby tier for Next.js applications. Netlify and other platforms also provide free hosting tiers with generous bandwidth and build limits for testing and personal projects.

Source
SolidJS: Why is SolidJS fast?

It compiles away much of the framework and updates individual DOM nodes directly, rather than re-rendering components and diffing a virtual DOM.

Next.js: Does Next.js require a build step?

Yes. Next.js requires a build step (next build) before deployment to production. This compiles your application and prepares it for optimal performance, though local development runs directly without this step.

Source
Next.js: What is React Server Components in Next.js?

React Server Components are a feature in Next.js that allow components to run on the server, reducing JavaScript sent to clients and improving security by keeping sensitive data server-side. They became stable in Next.js 15.

Source
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