Perimeter 81 vs Zscaler: SASE / SSE Comparison (2026)

Perimeter 81 and Zscaler both offer SASE/SSE platforms with a focus on Zero Trust principles. While both provide comprehensive security features, Perimeter 81 highlights its ease of use and fast deployment, whereas Zscaler emphasizes its comprehensive security solutions and scalability.

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.

Zscaler leads overall67% cited vs Perimeter 81 0% across 60 probes.
ChatGPT
Perimeter 81
0 / 6 probes
0%
Invisible
ZscalerLeads
6 / 6 probes
100%
Excellent
Perplexity
Perimeter 81
0 / 6 probes
0%
Invisible
ZscalerLeads
6 / 6 probes
100%
Excellent
Gemini
Perimeter 81
0 / 6 probes
0%
Invisible
ZscalerLeads
2 / 6 probes
33%
Good
Claude
Perimeter 81
0 / 6 probes
0%
Invisible
ZscalerLeads
6 / 6 probes
100%
Excellent
Copilot
Perimeter 81
0 / 6 probes
0%
Invisible
Zscaler
0 / 6 probes
0%
Invisible
Scale:NoneLowFairStrongExcellent

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

Pricing

Perimeter 81
Starting price
Free tier
perimeter81.com
Zscaler
Starting price
Free tier
zscaler.com

Key Features

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
Zscaler
  • Secure Internet Access
  • Private Access for all users
  • Data Security for all apps
  • Cyberthreat Protection Standard
  • Zero Trust for Workloads
  • Comprehensive SASE/SSE solutions
  • Traffic Forwarding options
  • Multiple Identity Providers (IdP) support

When to choose Perimeter 81

Perimeter 81 is suitable for organizations prioritizing rapid deployment, cost-effectiveness, and an all-in-one platform with features like 10x faster browsing and AI-based anomaly detection.

When to choose Zscaler

Zscaler is suitable for organizations requiring comprehensive SASE/SSE solutions, robust data security for all applications, and support for various identity providers, while also offering scalable solutions for different business sizes.

Frequently Asked Questions

What are the key features of 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.
What are the key features of Zscaler?
Zscaler provides Secure Internet Access, Private Access for all users, Data Security for all apps, Cyberthreat Protection Standard, Zero Trust for Workloads, comprehensive SASE/SSE solutions, traffic forwarding options, and multiple Identity Provider (IdP) support.
Does Perimeter 81 offer a free tier?
There is no mention of a free tier for Perimeter 81.
Does Zscaler offer a free tier?
No free tier is available for Zscaler.
Is pricing information available for Perimeter 81?
Specific pricing information for Perimeter 81 is not available.

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