Web Development · head to head
Lit vs Preact
Preact
Web Development
3kB alternative to React with the same modern API
- From
- Free
- Rated
- -
The short version
- Each has a real cost: Lit smaller ecosystem compared to React or Vue; Preact compatibility through preact/compat is good but not total, and some React libraries break in ways that are hard to diagnose
- They diverge on capability: Lit covers Reactive properties, Preact covers 3kB runtime.
Where they differ
Only the attributes on which Lit and Preact actually diverge.
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 Lit
- Reactive properties
- Tagged template literals
- Scoped styling with Shadow DOM
- Web Components standard
- Minimal bundle size
Only in Preact
- 3kB runtime
- preact/compat
- Same modern API
- Fast rendering
What people use each for
The jobs each tool is most often brought in to do.
Lit
- Building reusable component libraries across frameworksnot Preact
- Creating design systems with scoped stylesnot Preact
- Developing progressive web applications with minimal dependenciesnot Preact
Preact
- Embedded widgets that load inside someone else’s page and must stay smallnot Lit
- Marketing and content sites where JavaScript payload affects Core Web Vitalsnot Lit
- Applications targeting low-bandwidth or low-powered devicesnot Lit
Where each one falls short
Documented limitations, not opinions. Every one is a constraint you would hit in normal use.
Lit
- Smaller ecosystem compared to React or Vue
- Web Components adoption still growing in the industry
- Requires understanding of Shadow DOM concepts
Preact
- Compatibility through preact/compat is good but not total, and some React libraries break in ways that are hard to diagnose
- Behavioural differences from React exist in edge cases, particularly around event handling
- A much smaller community, so unusual problems have fewer existing answers than React
Pricing, plan by plan
Lit
FreeNo published plan breakdown. See the Lit review.
Preact
Free- PreactFree
- Full library
- Commercial use permitted
- No usage limits
Which should you pick?
Choose Lit if
- You need reactive properties.
- You want to start without paying.
- You work on Web, Node.js.
- You also want tagged template literals.
Choose Preact if
- You need 3kb runtime.
- You want to start without paying.
- You also want preact/compat.
Questions people ask
- Is Lit or Preact better?
- Neither clearly leads. Lit starts at Free and Preact at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
- Which is cheaper, Lit or Preact?
- Lit starts at Free and Preact at Free.
- Does Lit or Preact run on more platforms?
- Lit runs on Web, Node.js. Preact runs on Web.
- Can I use Lit for free?
- Both have a free tier, so you can try either at no cost before committing.
- What is Lit best used for?
- Lit is most often used for building reusable component libraries across frameworks, creating design systems with scoped styles, developing progressive web applications with minimal dependencies. Of those, building reusable component libraries across frameworks and creating design systems with scoped styles are not what Preact is typically brought in for.
- What can Lit do that Preact cannot?
- Lit covers Reactive properties, Tagged template literals, Scoped styling with Shadow DOM, Web Components standard. Preact covers 3kB runtime, preact/compat, Same modern API, Fast rendering.
Answered from the vendors’ own pages
Lit: Is Lit free to use?
Yes, Lit is open source and completely free under the BSD 3-Clause license.
SourcePreact: Is Preact free?
Yes, open source under the MIT licence.
Preact: Can I use React libraries with Preact?
Most, through the preact/compat layer. Compatibility is good but not complete, so libraries relying on React internals can break.
Preact: Why choose Preact over React?
Bundle size, almost always. If payload is not a binding constraint, React’s ecosystem is usually the better trade.
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