Cloudflare One vs Perimeter 81: SASE / SSE Comparison (2026)

Cloudflare One is suitable for users prioritizing a free-tier and unmetered DDoS protection, while Perimeter 81 is for those seeking a comprehensive SASE solution with ZTNA, SWG, and CASB capabilities.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask sase / sse questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Cloudflare One leads overall23% cited vs Perimeter 81 0% across 60 probes.
ChatGPT
Cloudflare OneLeads
1 / 6 probes
17%
Average
Perimeter 81
0 / 6 probes
0%
Invisible
Perplexity
Cloudflare OneLeads
2 / 6 probes
33%
Good
Perimeter 81
0 / 6 probes
0%
Invisible
Gemini
Cloudflare OneLeads
1 / 6 probes
17%
Average
Perimeter 81
0 / 6 probes
0%
Invisible
Claude
Cloudflare OneLeads
3 / 6 probes
50%
Excellent
Perimeter 81
0 / 6 probes
0%
Invisible
Copilot
Cloudflare One
0 / 6 probes
0%
Invisible
Perimeter 81
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Cloudflare One
Starting price
$0
Free tier
Yes
cloudflare.com
Perimeter 81
Starting price
Free tier
perimeter81.com

Key Features

Cloudflare One
  • Fast, Easy-to-use DNS
  • Unmetered DDoS Protection
  • CDN
  • Universal SSL Certificate
  • Free Managed Ruleset
  • Web Application Firewall (WAF)
  • Single-Sign-On (SSO) Support
  • Role-based Account Control
Perimeter 81
  • Zero Trust Network Access (ZTNA)
  • Secure Web Gateway (SWG)
  • Cloud Access Security Broker (CASB)
  • 10x faster browsing
  • Identity-centric zero trust access policy
  • Auto-steering based on link health
  • Multi-layer security
  • AI-based anomaly detection

When to choose Cloudflare One

Cloudflare One is a suitable choice for users who prioritize a free tier, unmetered DDoS protection, and a user-friendly interface. It includes features like CDN, universal SSL certificate, WAF, and SSO support. It is also beneficial for small businesses due to its affordability and for personal projects.

When to choose Perimeter 81

Perimeter 81 is a suitable choice for users seeking a comprehensive SASE solution that includes Zero Trust Network Access (ZTNA), Secure Web Gateway (SWG), and Cloud Access Security Broker (CASB). It offers identity-centric zero trust access policies, auto-steering based on link health, multi-layer security, and AI-based anomaly detection. It is also noted for fast deployment and robust security for remote access.

Frequently Asked Questions

What are the key differences in security features?
Cloudflare One offers unmetered DDoS protection, a free managed ruleset, and a Web Application Firewall (WAF). Perimeter 81 provides Zero Trust Network Access (ZTNA), Secure Web Gateway (SWG), Cloud Access Security Broker (CASB), multi-layer security, and AI-based anomaly detection.
Do these platforms offer a free tier?
Cloudflare One offers a free tier. Perimeter 81 does not mention a free tier.
What are the differences in pricing?
Cloudflare One has a starting price of $0 and offers a free tier. Perimeter 81 does not provide specific pricing information or mention a free tier.
What features are unique to Cloudflare One?
Cloudflare One offers fast, easy-to-use DNS, unmetered DDoS protection, CDN, a universal SSL certificate, a free managed ruleset, Web Application Firewall (WAF), Single-Sign-On (SSO) support, and role-based account control.
What features are unique to Perimeter 81?
Perimeter 81 offers Zero Trust Network Access (ZTNA), Secure Web Gateway (SWG), Cloud Access Security Broker (CASB), 10x faster browsing, identity-centric zero trust access policy, auto-steering based on link health, multi-layer security, and AI-based anomaly detection.

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