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Head-to-head · Microsegmentation Software

Illumio Segmentation vs Nutanix Flow Network Security

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Illumio Segmentation #2 in Microsegmentation Software 9.3/10 Pricing on request · 30-day trial Free trial✓ 0 of 3 features Visit Illumio
Nutanix Flow Network Security #8 in Microsegmentation Software 8.7/10 Pricing on request · 60-day trial Free trial✓ 3 of 3 features Visit Nutanix

Illumio Segmentation leads on 0 checks, Nutanix Flow Network Security on 0, and 4 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreIllumio Segmentation · 9.3/10
  • Free trialboth
  • Most featuresNutanix Flow Network Security · 3 of 3

Illumio Segmentation scores higher on our rubric for microsegmentation software: 9.3 against 8.7 out of 10; our editors rank them #2 and #8.

Illumio Segmentation is the better fit for mature workload segmentation with broad integrations. Nutanix Flow Network Security is the better fit for virtualized environments seeking a trial.

  • Illumio Segmentation fits best

    Mature workload segmentation with broad integrations

  • Nutanix Flow Network Security fits best

    Virtualized environments seeking a trial

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Side by side

Feature Illumio Segmentation 9.3/10 Visit ↗ Nutanix Flow Network Security 8.7/10 Visit ↗
At a glance
Editor score 9.3 8.7
Ranking #2 in Microsegmentation Software #8 in Microsegmentation Software
Best for Mature workload segmentation with broad integrations Virtualized environments seeking a trial
Pricing model Paid Paid
Starting price Pricing on request · 30-day trial Pricing on request · 60-day trial
Free plan — —
Free trial 30 days 60 days
Free trial length 30 days 60 days
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Windows, Linux Web
Support Phone, Community, Docs Docs
Integrations 15 integrations 6 integrations
Built for Mid-market, Enterprise Enterprise, Mid-market
Features Illumio Segmentation 0/3 · Nutanix Flow Network Security 3/3
Kubernetes enforcement Not checked yet ✓ (best)
Policy simulation Not checked yet ✓ (best)
Identity-based rules Not checked yet ✓ (best)
Specs
Deployment model Not checked yet Agentless
Workload coverage Not checked yet Mixed
Policy granularity Not checked yet Workload
Cloud environment Not checked yet Hybrid
Our review
Pros
  • Real-time visibility into active and blocked workload connections
  • Application ringfencing, quarantine, and bidirectional policy rules
  • Broad security, cloud, SIEM, and automation integrations
  • Application-centric policies cover virtualized and containerized workloads.
  • Simulation, monitoring, and enforcement modes support staged policy rollout.
  • Identity-aware rules and integrations extend security policy control.
Cons
  • Pricing requires a sales conversation
  • No free plan is offered
  • Policy scope may exceed smaller or narrowly focused teams' needs
  • Licensing is tied to NCI Pro or Ultimate plans.
  • Management is centered on Nutanix Prism Central.
  • Integrations focus mainly on security-network vendors.
Our verdict

Illumio Segmentation is a zero-trust microsegmentation product for security teams protecting workloads across cloud environments, endpoints, data centers, and containers. It maps communications, applies workload identity and labels to…

Read the review →

Nutanix Flow Network Security is a software-defined network security product for Nutanix environments. It is designed for enterprise teams securing hybrid and multicloud applications, databases, virtual desktops, and shared infrastructure.…

Read the review →
  1. Illumio SegmentationMicrosegmentation Software 9.3Pricing on request · 30-day trial
  2. Nutanix Flow Network SecurityMicrosegmentation Software 8.7Pricing on request · 60-day trial

Strengths and trade-offs

  • Illumio Segmentation — where it wins

    • Real-time visibility into active and blocked workload connections
    • Application ringfencing, quarantine, and bidirectional policy rules
    • Broad security, cloud, SIEM, and automation integrations

    Where it doesn't

    • Pricing requires a sales conversation
    • No free plan is offered
    • Policy scope may exceed smaller or narrowly focused teams' needs

  • Nutanix Flow Network Security — where it wins

    • Application-centric policies cover virtualized and containerized workloads.
    • Simulation, monitoring, and enforcement modes support staged policy rollout.
    • Identity-aware rules and integrations extend security policy control.

    Where it doesn't

    • Licensing is tied to NCI Pro or Ultimate plans.
    • Management is centered on Nutanix Prism Central.
    • Integrations focus mainly on security-network vendors.
  • Illumio Segmentation9.3/10 · Pricing on request · 30-day trial

    A mature choice for policy-driven workload segmentation across hybrid infrastructure.

    Visit IllumioFull verdict →
  • Nutanix Flow Network Security8.7/10 · Pricing on request · 60-day trial

    A focused choice for Nutanix environments needing policy simulation and a 60-day evaluation.

    Visit NutanixFull verdict →

More comparisons

All microsegmentation software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update