Head-to-Head Specification Audit
Weaviate vs MongoDB
AI Infrastructure Engineers · Global
Specification Matrix
| Metric | Weaviate | MongoDB |
|---|---|---|
| Starting Price | $0/moTie | $0/moTie |
| API Rate Limit | Not confirmed | 1000 req/min |
| Target Country | Global | Global |
| Category | Database & Backend | Database & Backend |
| Compliance (vendor-stated) | GDPR, SOC2 | GDPR, SOC2, ISO27001, HIPAA, PCI-DSS, FedRAMP |
| Hosting Regions | US-East, EU-West, AP-Southeast | US-East, US-West, EU-West, AP-Singapore, AP-Sydney, AF-South-ZA |
| Native Integrations | 7 listed | 8 listedBetter |
Weaviate — Key Specs
Vendor-stated- ✓Open-source and self-hostable — full data sovereignty with no vendor lock-in
- ✓Multi-modal: indexes text, images, audio, and video in the same database
- ✓Hybrid search combines vector similarity and BM25 keyword search in a single query
- ✓Weaviate Cloud provides fully managed hosting with auto-scaling and backups
MongoDB — Key Specs
Vendor-stated- ✓Free shared cluster (M0) stores up to 512MB permanently — no time limit
- ✓Flexible document model handles unstructured data without schema migrations
- ✓Atlas Vector Search enables semantic search on application data without Pinecone
- ✓Multi-cloud deployments span AWS, Azure, and GCP in a single Atlas cluster
Frequently Asked Questions
Which is lower-priced, Weaviate or MongoDB?+
Both tools start at Free plan available on their entry plans.
Which compliance frameworks do Weaviate and MongoDB list?+
Both list GDPR, SOC2 in their vendor documentation. MongoDB additionally lists ISO27001, HIPAA, PCI-DSS, FedRAMP. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.
Which has a higher documented API rate limit — Weaviate or MongoDB?+
Available information does not support a direct comparison of API rate limits for these tools. Check each vendor's developer documentation.
Which data hosting regions do Weaviate and MongoDB support?+
Weaviate lists hosting regions: US-East, EU-West, AP-Southeast. MongoDB lists hosting regions: US-East, US-West, EU-West, AP-Singapore, AP-Sydney, AF-South-ZA. For data residency requirements in Global, confirm exact region configuration directly with each vendor.
Data last updated: 29 August 2026 — Sourced from official vendor documentation. Not independently audited. Report incorrect information
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