Skip to main content

Comparison guide

Sequelize vs Typeorm

Side-by-side NPM package comparison

Hero image for Sequelize vs Typeorm

Quick Verdict

Smallest Bundle

Typeorm

147.0 KB gzipped

Most Popular

Sequelize

0 weekly downloads

Best Maintained

Typeorm

100/100 maintenance score

Highest Quality

Sequelize

50/100 quality score

Overall Pick

Typeorm

Best all-around based on popularity, size, maintenance & quality

sequelize icon

sequelize

Niche

Version 6.37.8

0
61
Good

Sequelize is a promise-based Node.js ORM tool for Postgres, MySQL, MariaDB, SQLite, Microsoft SQL Server, Amazon Redshift and Snowflake’s Data Cloud. It features solid transaction support, relations, eager and lazy loading, read replication and more.

Weekly Downloads
0

Trend data unavailable

Bundle (gzip)
216.3 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
80
Popularity
10
Quality
50
Security
100
Stability
70
typeorm icon

typeorm

Niche

Version 1.1.0

0
67
Good

Data-Mapper ORM for TypeScript and ES2023+. Supports MySQL/MariaDB, PostgreSQL, MS SQL Server, Oracle, SAP HANA, SQLite, MongoDB databases.

Weekly Downloads
0

Trend data unavailable

Bundle (gzip)
147.0 KB
Updated
Vulns
0

Health Score Breakdown

Maintenance
100
Popularity
10
Quality
50
Security
100
Stability
70

Choosing between Sequelize and Typeorm? 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

Sequelize and Typeorm both have 0 weekly downloads, indicating equal adoption in the ecosystem.

Bundle Size

Typeorm has the smallest gzipped bundle at 147.0 KB. Sequelize comes in at 216.3 KB. A smaller bundle size means faster page loads, which improves user experience and Core Web Vitals scores.

Health Score Comparison

Typeorm has an overall health score of 67/100 (good), with strong maintenance, security scores. Sequelize has an overall health score of 61/100 (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 Sequelize if you value strong security track record. Choose Typeorm if you value actively maintained, strong security track record.

Our Verdict

Both Sequelize and Typeorm are solid choices for JavaScript development. Typeorm has the edge in overall health score (67/100), 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 sequelize better than typeorm?
It depends on your needs. Sequelize has a health score of 61/100 while Typeorm scores 67/100. Sequelize has more weekly downloads (0), 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, sequelize or typeorm?
Typeorm has the smaller gzipped bundle at 147.0 KB. A smaller bundle means faster load times for your users, which can positively impact SEO and user experience.
How many developers use sequelize vs typeorm?
Based on npm download statistics, Sequelize has approximately 0 weekly downloads and Typeorm has approximately 0 weekly downloads. These numbers reflect package installations, not unique developers, but they indicate relative adoption levels.
Which is better maintained, sequelize or typeorm?
Typeorm currently has the higher overall health score at 67/100. Sequelize has a maintenance score of 80/100 and Typeorm scores 100/100 on maintenance.

Related Comparisons

Drizzle-orm vs Typeorm

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.