Buying Guide · 5,000,000 Vectors

5M Vectors · 768-dim · 10M queries — Cheapest Search

🏆 Best overall: Qdrant Cloud Managed

Product similarity search is read-heavy (10M+ queries/mo). Dedicated Qdrant/Weaviate with INT8 + HNSW amortizes 3× cheaper than serverless RU billing.

Cheapest Vector Databases for this Scale

#1 Cloudflare Vectorize $5.03/mo Visit →

#2 pgvector on Hetzner VPS (Self-Hosted) $8.48/mo Visit →

#3 Qdrant Cloud Managed $11.81/mo Visit →

#4 DataStax Astra DB Vector $16.34/mo Visit →

#5 Turbopuffer $17.23/mo Visit →

#6 Neon Serverless Postgres (pgvector) $19.00/mo Visit →

#7 Supabase Vector (pgvector) $25.03/mo Visit →

#8 AWS RDS PostgreSQL (pgvector) $28.00/mo Visit →