Version 6.15.0
0
67
GoodSimple, scalable state management.
- Weekly Downloads
- 3.0M
↑17%
- Bundle (gzip)
- 17.3 KB
- Updated
- Vulns
- 0
Health Score Breakdown
Maintenance
40
Popularity
100
Quality
50
Security
100
Stability
70
Mobx vs Valtio
Side-by-side NPM package comparison
Quick Verdict
Smallest Bundle
Mobx
17.3 KB gzipped
Most Popular
Mobx
3.0M weekly downloads
Best Maintained
Valtio
80/100 maintenance score
Highest Quality
Mobx
50/100 quality score
Overall Pick
Mobx
Best all-around based on popularity, size, maintenance & quality
Version 2.3.1
0
79
Good🧙 Valtio makes proxy-state simple for React and Vanilla
- Weekly Downloads
- 1.2M
↑13%
- Bundle (gzip)
- 19.1 KB
- Updated
- Vulns
- 0
Health Score Breakdown
Maintenance
80
Popularity
100
Quality
50
Security
100
Stability
70
Choosing between Mobx and Valtio? Here's a data-driven comparison based on real npm data — downloads, bundle size, health scores, and more — to help you decide which package fits your project best.
Downloads & Popularity
Mobx leads with 3.0M weekly downloads — roughly 2.5x more. Valtio has 1.2M weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.
Bundle Size
Mobx has the smallest gzipped bundle at 17.3 KB. Valtio comes in at 19.1 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.
Health Score Comparison
Valtio has an overall health score of 79/100 (very good), with strong maintenance, security, popularity scores. Mobx has an overall health score of 67/100 (good), with strong security, popularity scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.
When to Choose Each
Choose Mobx if you value large community support, strong security track record. Choose Valtio if you value large community support, strong security track record.
Our Verdict
Both Mobx and Valtio are solid choices for JavaScript development. Valtio has the edge in overall health score (79/100), while each package brings unique strengths to the table. Evaluate them based on your project's priorities — whether that's community size, bundle efficiency, or maintenance activity — and choose the one that aligns best with your requirements.
Frequently Asked Questions
- Is mobx better than valtio?
- It depends on your needs. Mobx has a health score of 67/100 while Valtio scores 79/100. Mobx has more weekly downloads (3.0M), suggesting broader adoption. Consider your specific requirements — bundle size, community support, and feature set — to decide which is the better fit.
- Which has a smaller bundle size, mobx or valtio?
- Mobx has the smaller gzipped bundle at 17.3 KB. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
- How many developers use mobx vs valtio?
- Based on npm download statistics, Mobx has approximately 3.0M weekly downloads and Valtio has approximately 1.2M weekly downloads. These numbers reflect package installations, not unique developers, but they indicate relative adoption levels.
- Which is better maintained, mobx or valtio?
- Valtio currently has the higher overall health score at 79/100. Mobx has a maintenance score of 40/100 and Valtio scores 80/100 on maintenance.
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The 2026 JavaScript Stack Cheatsheet
One PDF: the best package for every category (ORMs, bundlers, auth, testing, state management). Used by 500+ devs. Free, updated monthly.