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Bun vs Nodejs

Side-by-side NPM package comparison

bun

Very Popular

Version 1.3.10

92
Excellent

Bun is a fast all-in-one JavaScript runtime.

Weekly Downloads
1.0M
10%
Bundle (gzip)
5.8 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
100
Popularity
100
Quality
80
Security
100
Stability
70

nodejs

Niche

Version 0.0.0

69
Good
Weekly Downloads
6.9K
4%
Bundle (gzip)
0 B
Updated
Vulns
0

Health Score Breakdown

Maintenance
80
Popularity
50
Quality
50
Security
100
Stability
70

Choosing between Bun and Nodejs? 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

Bun leads with 1.0M weekly downloads — roughly 147.8x more. Nodejs has 6.9K weekly downloads. Higher download counts generally indicate broader community adoption and a larger ecosystem of tutorials, plugins, and support.

Bundle Size

Nodejs has the smallest gzipped bundle at 0 B. Bun comes in at 5.8 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.

Health Score Comparison

Bun has an overall health score of 92/100 (excellent), with strong maintenance, quality, security, popularity scores. Nodejs has an overall health score of 69/100 (good), with strong maintenance, security scores. Health scores are calculated from maintenance activity, code quality, security posture, popularity, and stability metrics.

When to Choose Each

Choose Bun if you value large community support, actively maintained, strong security track record. Choose Nodejs if you value strong security track record.

Our Verdict

Both Bun and Nodejs are solid choices for JavaScript development. Bun has the edge in overall health score (92/100), 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 bun better than nodejs?
It depends on your needs. Bun has a health score of 92/100 while Nodejs scores 69/100. Bun has more weekly downloads (1.0M), 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, bun or nodejs?
Nodejs has the smaller gzipped bundle at 0 B. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
How many developers use bun vs nodejs?
Based on npm download statistics, Bun has approximately 1.0M weekly downloads and Nodejs has approximately 6.9K weekly downloads. These numbers reflect package installations, not unique developers, but they indicate relative adoption levels.
Which is better maintained, bun or nodejs?
Bun currently has the higher overall health score at 92/100. Bun has a maintenance score of 100/100 and Nodejs scores 80/100 on maintenance.

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