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Head-to-Head Specification Audit
Weaviate vs Fly.io
AI Infrastructure Engineers · Global
Specification Matrix
| Metric | Weaviate | Fly.io |
|---|---|---|
| Starting Price | CustomBetter | Custom |
| API Rate Limit | N/A | N/A |
| Target Country | Global | Global |
| Category | Database & Backend | Cloud Hosting & Edge |
| Compliance | GDPR, SOC2 | SOC2, GDPR |
| Hosting Regions | US-East, EU-West, AP-Southeast | US-East, EU-West, AP-Southeast, AF-South-ZA |
| Native Integrations | 7 listedBetter | 5 listed |
Weaviate — Key Specs
- ✓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
Fly.io — Key Specs
- ✓Deploy Docker containers to 30+ global regions — closest to ZA is Johannesburg (jnb)
- ✓Machines API launches VMs in under 300ms — ideal for per-request compute isolation
- ✓Fly Volumes provide persistent SSDs for stateful apps like databases and file stores
- ✓Free allowance covers 3 shared-CPU VMs and 3GB of persistent storage permanently
Frequently Asked Questions
What is cheaper, Weaviate or Fly.io?+
Both tools start at $0/mo on their entry plans.
Which tool is better for compliance — Weaviate or Fly.io?+
Both support GDPR, SOC2.
Which tool is better suited for Global?+
Weaviate is evaluated for AI Infrastructure Engineers in Global with hosting regions: US-East, EU-West, AP-Southeast. Fly.io has hosting regions: US-East, EU-West, AP-Southeast, AF-South-ZA. For data residency in Global, check each vendor's data processing agreements.
Data last verified: 25 June 2026
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