Perimeter 81 vs Zscaler: Which Cybersecurity Is Better in 2026?
Compare pricing, features, integrations, verified reviews, AI capabilities, security, and customer satisfaction — side by side, with no marketing spin.
The Short Answer
Perimeter 81 vs Zscaler, in 15 seconds
Choose Perimeter 81 if…
- You want the lower entry price
- You want to trial before paying
Choose Zscaler if…
- You have strict security & compliance needs
Head-to-Head Scorecard
How Perimeter 81 and Zscaler score
Perimeter 81 leads on 2 of 9 measured dimensions.
- Even
Customer Rating
Average score from verified user reviews
PerimeterNo reviewsZscalerNo reviews - Even
Review Volume
Number of verified reviews — a proxy for adoption
Perimeter0Zscaler0 - Perimeter 81
Entry Pricing
Lowest published starting price (free plan = lowest)
Perimeter$8/moZscalerCustom - Perimeter 81
Free Access
Availability of a free plan and/or free trial
PerimeterFree trialZscalerPaid only - Even
Integrations
Number of listed third-party integrations
Perimeter6Zscaler6 - Even
Features
Number of listed product capabilities
Perimeter0Zscaler0 - Even
AI Features
Capabilities mentioning AI, automation or ML
Perimeter—Zscaler— - Zscaler
Security & Compliance
Number of listed compliance certifications
Perimeter3Zscaler4 - Even
Platforms & Deployment
Supported platforms and deployment options
Perimeter7Zscaler7
Feature Comparison
Perimeter 81 vs Zscaler feature breakdown
Search or filter the full feature matrix — core features, AI, integrations, APIs, security and compliance.
Perimeter 81
ZscalerPricing Comparison
Perimeter 81 vs Zscaler pricing
Entry pricing, plan tiers and the cost factors that shape total cost of ownership.
Perimeter 81
$8/mo to start- 2FA
- Business VPN
- Cloud management
- Basic ZTNA
- Segmentation
- Agentless ZTNA
- IdP integrations
- Device posture
Zscaler
Custom to start- SSL inspection
- Cloud firewall
- Secure web gateway
- CASB
- Deception
- ZTNA (Private Access)
- Digital experience monitoring
- API access
Total cost of ownership factors
Beyond list price, factor in implementation, training, add-ons and per-seat scaling when estimating total cost of ownership.
Pros & Cons
Perimeter 81 vs Zscaler: strengths and trade-offs
Perimeter 81
Pros
- Free trial offered
- Compliance: SOC 2, GDPR, ISO 27001
- Public API available
Cons
- No free plan
Zscaler
Pros
- Compliance: SOC 2, GDPR, ISO 27001
- Public API available
Cons
- No free plan
- No free trial
- Pricing is quote-based (less transparent)
Buyer Fit
Who should use Perimeter 81 vs Zscaler?
Startups
Perimeter 81
Perimeter 81 keeps early-stage costs lowest with its entry tier.
Small businesses
Perimeter 81
Perimeter 81 offers the most accessible pricing for lean teams.
Agencies
Either
Either connects to more tools for multi-client workflows.
Enterprises
Zscaler
Zscaler leads on compliance and breadth for complex needs.
Ecommerce
Either
Either integrates with more of the commerce stack.
SaaS companies
Either
Either is the more developer- and automation-friendly choice.
Integration overlap
Shared integrations (3)
Only in Perimeter 81 (3)
Only in Zscaler (3)
Keep Exploring
Other alternatives worth considering
Similar cybersecurity products buyers compare alongside Perimeter 81 and Zscaler.
Ask SIA which solution fits your business
SIA, Saaskart's AI buying assistant, weighs Perimeter 81 and Zscaler against your team size, budget, integrations and compliance needs — then recommends the right fit and the questions to ask each vendor.
Get a personalised recommendationPerimeter 81 vs Zscaler — Frequently Asked Questions
What is the difference between Perimeter 81 and Zscaler?
Perimeter 81 and Zscaler are both Cybersecurity solutions. Perimeter 81 is rated 0.0/5 by 0 users, while Zscaler is rated 0.0/5 by 0 users. The main differences lie in pricing, features, and target audience.
Which is better, Perimeter 81 or Zscaler?
Based on user ratings, Perimeter 81 scores higher at 0.0/5. The best choice depends on your team size, budget, and specific requirements.
Which is cheaper, Perimeter 81 or Zscaler?
Both products have custom pricing. We recommend contacting both vendors for a quote tailored to your team size.
Does Perimeter 81 or Zscaler have a free plan?
Neither Perimeter 81 nor Zscaler currently offers a free plan, but Perimeter 81 provides a free trial.
Can I switch from Perimeter 81 to Zscaler?
Switching between Perimeter 81 and Zscaler is possible. Both support data export. Check integration compatibility and plan for data migration to minimise disruption to your team.
Who should use Perimeter 81 vs Zscaler?
Perimeter 81 is best suited for teams that prioritise enterprise features. Zscaler works well for teams needing advanced capabilities.
Our Verdict
The bottom line on Perimeter 81 vs Zscaler
Best Overall
Either
It's a tie balances user satisfaction and proven adoption.
Best for Startups
Perimeter 81
Perimeter 81 has the friendliest entry point for new teams.
Best for Enterprise
Zscaler
Zscaler leads on compliance and feature breadth.
Best Value
Perimeter 81
Perimeter 81 delivers the lowest cost to get started.
Best AI Features
Either
Comparable AI capabilities on both sides.
Highest Rated
Either
Both earn equal user ratings.