Version 7.0.0
Node.js test runner that lets you develop with confidence.
- Weekly Downloads
- 592.2K
- Bundle (gzip)
- 84.8 KB
- Updated
- Vulns
- 0
Side-by-side NPM package comparison
Smallest Bundle
Mocha
32.1 KB gzipped
Most Popular
Mocha
12.9M weekly downloads
Best Maintained
Mocha
100/100 maintenance score
Highest Quality
Ava
80/100 quality score
Overall Pick
Mocha
Best all-around based on popularity, size, maintenance & quality
Version 7.0.0
Node.js test runner that lets you develop with confidence.
Version 11.7.5
simple, flexible, fun test framework
Choosing between Ava and Mocha? 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.
Mocha leads with 12.9M weekly downloads — roughly 21.7x more. Ava has 592.2K weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.
Mocha has the smallest gzipped bundle at 32.1 KB. Ava comes in at 84.8 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.
Mocha has an overall health score of 85/100 (very good), with strong maintenance, security, popularity scores. Ava has an overall health score of 84/100 (very good), with strong maintenance, quality, security, popularity scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.
Choose Ava if you value strong security track record. Choose Mocha if you value massive community and ecosystem, actively maintained, strong security track record.
Both Ava and Mocha are solid choices for JavaScript development. Mocha has the edge in overall health score (85/100), 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.
One PDF: the best package for every category (ORMs, bundlers, auth, testing, state management). Used by 500+ devs. Free, updated monthly.