Convex
The open-source reactive database for app developers.
PostgreSQL
A powerful, open source object-relational database system
Updated February 2026
| Convex | PostgreSQL | |
|---|---|---|
| Rating | 5.0★ | 5.0★ |
| Reviews | 29 | 74 |
| Pros | 12 | 19 |
| FactScore™ | 73.4 | 93.8 |
FactScore™ Comparison
FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.
Pros & Cons
Only in Convex — Pros
Real-time data synchronization Developer experience Fast performance Reactive database Backend as a service Affordable pricing Reliable Easy integration Automatic schema validation Scalable backend Serverless setup TypeScript supportBoth tools — Pros
—Only in PostgreSQL — Pros
Reliability Performance Scalability Advanced features Open source Advanced indexing Pgvector extension Extensibility Complex queries JSON support Robust transaction support SQL compliance Strong community support Structured data management Data integrity Easy to scale Free Geospatial analysis High loads handlingOnly in Convex — Cons
Limited language supportBoth tools — Cons
—Only in PostgreSQL — Cons
—Details
| Convex | PostgreSQL | |
|---|---|---|
| Categories | Databases and backend frameworks | Data visualization tools, Databases and backend frameworks |
| Platforms | Web | Web |
| Became Popular | September 14, 2023 | N/A |
| Website | www.convex.dev | www.postgresql.org |
Who Should Pick Which?
Choose Convex if...
- Real-time data synchronization
- Developer experience
- Fast performance
Choose PostgreSQL if...
- Reliability
- Performance
- Scalability
With a FactScore™ of 73.4 vs 93.8, PostgreSQL leads in community reception. Convex uniquely offers Real-time data synchronization and Developer experience, while PostgreSQL stands out for Reliability and Performance.
What Users Say
Convex
Easy to use and I like open source products.
Convex backend-as-a-service that provided real-time databases, authentication, and API services. It enabled to build and scale applications quickly without managing server infrastructure.
I've been using Convex on a personal passion project for about a month now and it's just been a dream. The developer experience is fantastic and a true joy to learn. I think you've nailed the conve...
PostgreSQL
Postgres stands out thanks to its rock‑solid reliability and rich feature set—think advanced indexing, robust JSON support, and strong concurrency. It’s open source, highly scalable, and keeps our ...
I prefer PostgreSQL because it's just such an incredibly robust and versatile relational database that I trust. The huge advantage, especially for AI and search stuff lately, is the pgvector extens...
PGVector's native vector operations with PostgreSQL's ACID compliance works perfectly. We're storing millions of embeddings with sub-millisecond similarity search using cosine distance. The async c...
Related Comparisons
Frequently Asked Questions
Which is better, Convex or PostgreSQL?
Based on FactScore™, PostgreSQL leads with a score of 93.8 vs 73.4. PostgreSQL has a higher rating of 5.0★ compared to 5.0★.
What are the pros of Convex compared to PostgreSQL?
Convex uniquely offers: Real-time data synchronization, Developer experience, Fast performance, Reactive database, Backend as a service.
What are the pros of PostgreSQL compared to Convex?
PostgreSQL uniquely offers: Reliability, Performance, Scalability, Advanced features, Open source.
Is Convex better rated than PostgreSQL?
Convex is rated 5.0★ from 29 reviews. PostgreSQL is rated 5.0★ from 74 reviews.
What is the FactScore™ of Convex and PostgreSQL?
FactScore™ weighs rating and review volume together. Convex scores 73.4 and PostgreSQL scores 93.8.
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