Overall Score
Counts only researched checks (YES, PARTIAL, or NO) — pending (TBD) checks are never scored as failures. Research coverage differs by vendor, so the number of answered checks per vendor can differ.
139 of 142 researched checks supported
All 142 checks researched
141 of 142 researched checks supported
All 142 checks researched
Palo Alto Networks vs Zscaler: Key Differences
Palo Alto Networks scores 103 YES across 121 checks in 12 security topics, while Zscaler scores 99 YES. Palo Alto Networks leads in 6 topics including BYOD Coverage, Global PoP Coverage & SLA, IoT/OT Device Security. Zscaler leads in GenAI DLP, TLS Inspection on Mobile. They are evenly matched in 4 topics. The widest gap is in TLS Inspection on Mobile, where Zscaler scores 6/10 YES compared to Palo Alto Networks's 2/10.
Score by Topic
| Topic | Palo Alto Networks | Zscaler | Checks |
|---|---|---|---|
| AI/ML Traffic Security & Controls | 5/5 | 5/5 | 5 |
| BYOD Coverage | 8/8 | 7/8 | 8 |
| CASB & Shadow IT Discovery | 4/5 | 4/5 | 5 |
| Compliance Frameworks & Certifications | 3/5 | 5/5 | 5 |
| Digital Experience Monitoring | 8/8 | 8/8 | 8 |
| Ease of Deployment | 7/10 | 7/10 | 10 |
| Firewall as a Service (FWaaS) | 6/6 | 6/6 | 6 |
| GenAI DLP | 19/23 | 20/23 | 23 |
| Global PoP Coverage & SLA | 6/8 | 5/8 | 8 |
| IoT/OT Device Security | 5/5 | 4/5 | 5 |
| SD-WAN & Branch Office | 9/10 | 7/10 | 10 |
| Secure Web Gateway & URL Filtering | 5/5 | 5/5 | 5 |
| Threat Prevention | 12/12 | 12/12 | 12 |
| TLS Inspection on Mobile | 2/10 | 6/10 | 10 |
| Unified Management & Reporting | 10/10 | 7/10 | 10 |
| ZTNA for Private Apps | 12/12 | 11/12 | 12 |
Detailed Comparison by Topic
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Frequently Asked Questions
Is Palo Alto Networks or Zscaler better for SASE?
Where does Palo Alto Networks beat Zscaler?
Where does Zscaler beat Palo Alto Networks?
Which is better for TLS Inspection on Mobile: Palo Alto Networks or Zscaler?
Which is better for Unified Management & Reporting: Palo Alto Networks or Zscaler?
Which is better for Compliance Frameworks & Certifications: Palo Alto Networks or Zscaler?
How is the Palo Alto Networks vs Zscaler comparison conducted?
Other Palo Alto Networks matchups
Methodology
All answers are sourced from publicly available vendor documentation, knowledge base articles, press releases, and verified user reports. We do not rely on vendor marketing claims.
YES means the feature is confirmed working with documentation. PARTIAL means it works with significant caveats. NO means confirmed not supported. TBD means research is still in progress.