Head-to-Head Specification Audit
Fly.io vs Vercel
Backend & API Developers · Global
Specification Matrix
| Metric | Fly.io | Vercel |
|---|---|---|
| Starting Price | $0/moBetter | $20/mo |
| API Rate Limit | Not confirmed | 1000 req/min |
| Target Country | Global | Global |
| Category | Cloud Hosting & Edge | Cloud Hosting & Edge |
| Compliance (vendor-stated) | SOC2, GDPR | SOC2, GDPR, CCPA |
| Hosting Regions | US-East, EU-West, AP-Southeast, AF-South-ZA | US-East, EU-West, AP-Southeast, ZA-via-CDN |
| Native Integrations | 5 listed | 6 listedBetter |
Fly.io — Key Specs
Vendor-stated- ✓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
Vercel — Key Specs
Vendor-stated- ✓Zero-config Next.js deployments with automatic CDN propagation
- ✓Edge Functions execute within 50ms globally — no cold starts on hot paths
- ✓Preview deployments per Git branch — every PR gets a live URL instantly
- ✓Free Hobby tier covers unlimited personal projects with 100GB bandwidth
Frequently Asked Questions
Which is lower-priced, Fly.io or Vercel?+
Fly.io starts at Free plan available, which is lower than Vercel at $20/mo. Verify current pricing on each vendor's website.
Which compliance frameworks do Fly.io and Vercel list?+
Both list SOC2, GDPR in their vendor documentation. Vercel additionally lists CCPA. These are vendor-stated frameworks. VektorIndex has not independently audited these claims.
Which has a higher documented API rate limit — Fly.io or Vercel?+
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 Fly.io and Vercel support?+
Fly.io lists hosting regions: US-East, EU-West, AP-Southeast, AF-South-ZA. Vercel lists hosting regions: US-East, EU-West, AP-Southeast, ZA-via-CDN. 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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