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Directory SaaS Alternatives Compare Apps VPS RAM & Cost Estimator Docker Run to Compose
Head-to-Head Technical Benchmark

PostHog vs Supabase

Technical hardware and popularity breakdown for self-hosting PostHog and Supabase on cloud VPS servers.

Canonical Comparison URL: /compare/posthog-vs-supabase
Interactive Tool Matchup

Switch Matchup or Select New Apps

Change Candidate A or Candidate B to compare specs against any open-source tool in the directory.

VS
Candidate A

PostHog

PostHog/posthog
★ 0

Open-source product analytics suite with session replay, feature flags, heatmaps, and SQL surveys.

Min RAM
8 GB
CPU Cores
4 vCPU
Disk Storage
50 GB
Deploy PostHog Docker Compose →
Candidate B

Supabase

supabase/supabase
★ 0

Open-source Firebase alternative providing Postgres database, Authentication, Instant APIs, and Storage.

Min RAM
4 GB
Lower RAM
CPU Cores
2 vCPU
Disk Storage
30 GB
Deploy Supabase Docker Compose →

Full Technical Benchmark Breakdown

Specification PostHog Supabase Advantage
Primary Category analytics databases —
Minimum RAM Required 8 GB 4 GB Supabase (4 GB lighter)
GitHub Stars ★ 0 ★ 0 PostHog (+0 stars)
GitHub Forks 0 0 PostHog
License FOSS FOSS Open-Source
Primary Language N/A N/A —
Docker Image posthog/posthog:latest supabase/studio:latest Both Container Ready
Multi-App Server Sizing

Can You Run Both PostHog & Supabase Together?

Yes! Running both simultaneously requires approximately 16 GB RAM including host OS and Docker daemon buffers. A single standard $6-$10/mo cloud VPS easily hosts both without bottlenecks.

Open VPS RAM Calculator Deploy 16GB VPS ($6.99/mo) →