Firebase Realtime DatabasevsSupabase
How 10 AI models weigh Firebase Realtime Database against Supabase on the 2 buying questions where both came up.
- Firebase Realtime Database
- 26%of answers named it
- Supabase
- 65%of answers named it
- Placed higher
- 16–46times Firebase Realtime Database vs Supabase, over 62 model rankings that listed either
- Models leaning
- 1–8toward Firebase Realtime Database vs Supabase; 1 even
Which models prefer which
Share of each model's answers that named each product, and how often its ranking put one above the other (a product listed beats one left off) · On the 2 shared questions, every wording
| Model | Firebase Realtime Database | Supabase | Placed higher | Leans |
|---|---|---|---|---|
| Claude Haiku 5.5 | 25% | 46% | 2–2 | Even |
| GPT-6 Luna | 17% | 79% | 1–6 | Supabase |
| Gemini 4 Argon | 17% | 100% | 0–8 | Supabase |
| Qwen 3.8 Flash | 29% | 63% | 2–5 | Supabase |
| DeepSeek V4 Pro | 38% | 67% | 2–4 | Supabase |
| GLM-5.3 | 13% | 75% | 1–6 | Supabase |
| Kimi K3 | 38% | 38% | 3–2 | Firebase Realtime Database |
| MiniMax M3 | 42% | 63% | 3–4 | Supabase |
| Mistral Large 4 | 8% | 75% | 1–6 | Supabase |
| Nemotron 3 Ultra | 33% | 48% | 1–3 | Supabase |
What the models say about Firebase Realtime Database
One reason per model, from the shared questions
- Claude Haiku 5.5
Easy realtime sync for web apps, though it lacks advanced chat features.
- Gemini 4 Argon
Tried-and-true real-time state synchronization with effortless client SDKs and Google scale.
- Qwen 3.8 Flash
Serverless realtime with built-in auth; ideal for MVPs.
- DeepSeek V4 Pro
Google-backed NoSQL realtime sync with offline support and seamless mobile/web SDKs.
- GLM-5.3
Google-managed realtime JSON sync, easy chat integration on web
- Kimi K3
Realtime sync and effortless backend for MVPs and mobile apps.
- MiniMax M3
Real-time sync ideal for mobile and collaborative web apps.
- Mistral Large 4
Zero backend ops, instant sync across clients, generous free tier.
- Nemotron 3 Ultra
Google's sync engine for instant data updates
What the models say about Supabase
One reason per model, from the shared questions
- Claude Haiku 5.5
Postgres-based backend with auth and APIs, speeding up web app development.
- GPT-6 Luna
Managed PostgreSQL plus authentication, APIs, and realtime features speeds up product development.
- Gemini 4 Argon
Combines PostgreSQL power with built-in authentication, APIs, and real-time features for rapid development.
- Qwen 3.8 Flash
Postgres plus auth/storage/realtime; fastest path to a web backend.
- DeepSeek V4 Pro
Postgres with built-in APIs, auth, and realtime subscriptions—great for rapid prototyping.
- GLM-5.3
Postgres-as-a-service with auth and APIs for fast web app launches.
- Kimi K3
Postgres plus auth, storage, and realtime at unbeatable value
- MiniMax M3
Managed Postgres with auth, storage, and realtime out of the box.
- Mistral Large 4
Postgres-powered backend-as-a-service with auth, realtime, and storage built-in.
- Nemotron 3 Ultra
PostgreSQL backend with instant APIs and auth
Tracked since October 25, 2026. Each time the panel answers these questions again, both shares are added here.
Question by question
Share of all answers that named each, every wording pooled, with its place among every product named · Both-named questions first
| Question | Firebase Realtime Database | Supabase |
|---|---|---|
| Best databases for web apps | 14% #16 | 76% #3 |
| Best realtime tools for web apps | 38% #8 | 55% #6 |
| Best authentication services for web apps | · | 25% #12 |
| Best cloud platforms for startups | · | 23% #12 |