Zilliz Cloud (Managed Milvus) vs AWS RDS PostgreSQL (pgvector) pricing
Zilliz Cloud (Managed Milvus) and AWS RDS PostgreSQL (pgvector) split these benchmark scenarios 1–1 on price. The winner depends on which workload profile matches yours.
Verified 2026-09-21
Monthly Cost Across Realistic Benchmarks
RAG Prototype · 100k×1536 fp32
Zilliz Cloud (Managed Milvus): $0.00/mo AWS RDS PostgreSQL (pgvector): $28.00/mo
Cheaper: Zilliz Cloud (Managed Milvus)Mid Scale · 1M×768 INT8
Zilliz Cloud (Managed Milvus): $20.00/mo AWS RDS PostgreSQL (pgvector): $28.00/mo
Cheaper: Zilliz Cloud (Managed Milvus)Large · 5M×768 INT8 10M queries
Zilliz Cloud (Managed Milvus): $35.81/mo AWS RDS PostgreSQL (pgvector): $28.00/mo
Cheaper: AWS RDS PostgreSQL (pgvector)