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Ava vs Mocha

Side-by-side NPM package comparison

Quick Verdict

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

ava icon

ava

Popular

Version 7.0.0

0
84
Excellent

Node.js test runner that lets you develop with confidence.

Weekly Downloads
592.2K
Stable
Bundle (gzip)
84.8 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
80
Popularity
90
Quality
80
Security
100
Stability
70
mocha icon

mocha

Extremely Popular

Version 11.7.5

0
85
Excellent

simple, flexible, fun test framework

Weekly Downloads
12.9M
2%Stable
Bundle (gzip)
32.1 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
100
Popularity
100
Quality
50
Security
100
Stability
70

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.

Downloads & Popularity

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.

Bundle Size

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.

Health Score Comparison

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.

When to Choose Each

Choose Ava if you value strong security track record. Choose Mocha if you value massive community and ecosystem, actively maintained, strong security track record.

Our Verdict

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.

Frequently Asked Questions

Is ava better than mocha?
It depends on your needs. Ava has a health score of 84/100 while Mocha scores 85/100. Mocha has more weekly downloads (12.9M), 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, ava or mocha?
Mocha has the smaller gzipped bundle at 32.1 KB. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
How many developers use ava vs mocha?
Based on npm download statistics, Ava has approximately 592.2K weekly downloads and Mocha has approximately 12.9M weekly downloads. These numbers reflect package installations, not unique developers, but they indicate relative adoption levels.
Which is better maintained, ava or mocha?
Mocha currently has the higher overall health score at 85/100. Ava has a maintenance score of 80/100 and Mocha scores 100/100 on maintenance.

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