Supabase vs Firebase

Supabase is the recorded winner in this dataset. This comparison covers 17 recorded criteria. 6 criteria are marked as available for both products, 7 are exclusive to Supabase, and 4 are exclusive to Firebase. The most useful way to read the table is to focus on the criteria that map directly to the workflow you are replacing or improving. Supabase is recorded at 4.5/5. Its positioning is Open-source Firebase alternative with PostgreSQL.. The profile lists PostgreSQL Database, Authentication, Row Level Security, Real-Time Subscriptions, File Storage as available capabilities. Firebase is recorded at 4.3/5. Its positioning is Google-backed mobile and web app platform providing backend services without server management. The profile lists Cloud Firestore, Authentication, Cloud Storage, Cloud Functions, Hosting as available capabilities. Supabase has exclusive coverage for relational database (sql), row level security, self-hostable, open source, full-text search. In the recorded detail, Relational database (SQL): recorded as available. Row Level Security: recorded as available. Self-hostable: recorded as available. Open source: recorded as available. Full-text search: recorded as available. Firebase has exclusive coverage for nosql document store, crash reporting, ml kit / ai features, offline sdk support. In the recorded detail, NoSQL document store: recorded as available. Crash reporting: recorded as available. ML Kit / AI features: recorded as available. Offline SDK support: recorded as available. Supabase is recorded at 4.5/5 with freemium pricing (Free – $25/mo). Firebase is recorded at 4.3/5 with freemium pricing (Free – pay-as-you-go). For the final choice, separate must-have requirements from preferences. A product with more recorded criteria is not automatically the better fit if the additional capabilities are irrelevant to your team. Likewise, a smaller feature footprint can be an advantage when it reduces configuration or training effort. Before switching between Supabase and Firebase, verify the workflows represented by the criteria above, confirm current pricing on the vendor sites, and check export/import support, authentication, integrations, and user migration requirements. Recorded feature coverage is a comparison signal, not proof that one product is better for every team.