Rolldown vs Rollup: Which is Better in 2026?
Choosing between Rolldown and Rollup comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.
Short on time? Here's the quick answer
We've tested both tools. Here's who should pick what:
Rolldown
Blazing fast Rust-based JavaScript bundler with Rollup-compatible API and esbuild feature parity.
Best for you if:
- • Rust-based JavaScript bundler for blazing fast performance.
- • Offers Rollup-compatible API and esbuild feature parity.
Rollup
Bundles JavaScript with tree shaking for clean, optimized output
Best for you if:
- • Rollup is a module bundler for JavaScript that uses ES modules
- • It creates optimized bundles for libraries and applications
| At a Glance |  Rolldown |  Rollup |
|---|---|---|
Starts at | FreeFree tier available | FreeFree tier available |
Best For | Developer Tools | Developer Tools |
Rating | 4.4/5 | 4.4/5 |
Free plan | Yes | Yes |
Choose Rolldown or Rollup?
Choose Rolldown if
Blazing fast Rust-based JavaScript bundler with Rollup-compatible API and esbuild feature parity.
- Rust-based bundler
- Rollup compatible
- Fast performance
Choose Rollup if
Bundles JavaScript with tree shaking for clean, optimized output
- Good for libraries
- Tree shaking
- Plugin ecosystem
| Feature | Rolldown | Rollup |
|---|---|---|
| Pricing Model | Free | Free |
| User Rating | ★4.4/5 299 reviews | ★4.4/5 676 reviews |
| Categories | Developer ToolsIDE & Code Editors | Developer ToolsHosting & Deployment |
In-Depth Analysis
Rolldown
Blazing fast Rust-based JavaScript bundler with Rollup-compatible API and esbuild feature parity.
Strengths
- +Rust-based bundler
- +Rollup compatible
- +Fast performance
- +Active development
- +Vite integration
Weaknesses
- -Very new
- -Not production ready
- -Limited ecosystem
- -Still developing
- -Documentation sparse
Key features
Rollup
Bundles JavaScript with tree shaking for clean, optimized output
Strengths
- +Good for libraries
- +Tree shaking
- +Plugin ecosystem
- +ES modules focus
- +Active development
Weaknesses
- -Vite often preferred
- -Configuration needed
- -Less features than Webpack
- -Learning curve
- -Build times
Key features
Pricing: Rolldown vs Rollup
| Plan | Rolldown | Rollup |
|---|---|---|
| Tier 1 | Free Free | Free Free |
Pricing verified from each vendor's public pricing page. Compare in detail on Rolldown pricing and Rollup pricing.
Who Should Use What?
On a budget?
Both are free. Compare plans on their websites.
Go with: Rolldown
Want the highest-rated option?
Rolldown: 4.4/5 (299 reviews). Rollup: 4.4/5 (676 reviews).
Go with: Rolldown
Value user reviews?
Rolldown: 299 reviews (4.4/5). Rollup: 676 reviews (4.4/5).
Go with: Rollup
3 Questions to Help You Decide
What's your budget?
Both are free. Pricing won't help you decide here.
What's your use case?
Both are developer tools tools. Compare their specific features to decide.
How important are ratings?
Both are rated 4.4/5.
Key Takeaways
Rollup
- Larger review base (676 reviews)
- Completely free
- Our pick for this comparison
Rolldown
- Choose if you want blazing fast Rust-based JavaScript bundler with Rollup-compatible API and esbuild feature parity
The Bottom Line
Rollup is our pick.
Frequently Asked Questions
Is Rolldown or Rollup better?
Rollup is rated in our evaluation. Both are free.
What are Rolldown and Rollup used for?
Rolldown: Blazing fast Rust-based JavaScript bundler with Rollup-compatible API and esbuild feature parity.. Rollup: Bundles JavaScript with tree shaking for clean, optimized output.
What does Rolldown cost vs Rollup?
Rolldown is completely free. Rollup is completely free. Visit their websites for detailed pricing.