Email Security Software Comparisons
Compare 25 leading email security platforms head to head. Pick any two vendors below to see a full side-by-side breakdown with AI-engine citation data.
Most cited by AI engines · last 90 days
Which email security vendors ChatGPT, Perplexity, Gemini, and Claude actually surface when real buyers ask. The differentiator vs. review-site rankings.
All Vendors
- Abnormal Security
- Agari
- Avanan
- Barracuda
- Cisco Secure Email
- Cloudflare
- Cofense
- Fortinet
- Google Workspace (Gmail Security)
- GreatHorn
- Guardian Digital
- Hornetsecurity
- INKY
- IRONSCALES
- Material Security
- Mimecast
- Palo Alto Networks (Abnormal Security)
- Perimeter 81
- Proofpoint
- Sublime Security
- Tessian
- Trend Micro
- Vade
- Valimail
- Zix (OpenText)
Head-to-Head Comparisons
- Abnormal Security vs Agari
- Abnormal Security vs Avanan
- Abnormal Security vs Barracuda
- Abnormal Security vs Cisco Secure Email
- Abnormal Security vs Cloudflare
- Abnormal Security vs Cofense
- Abnormal Security vs Fortinet
- Abnormal Security vs Google Workspace (Gmail Security)
- Abnormal Security vs GreatHorn
- Abnormal Security vs Guardian Digital
- Abnormal Security vs Hornetsecurity
- Abnormal Security vs INKY
- Abnormal Security vs IRONSCALES
- Abnormal Security vs Material Security
- Abnormal Security vs Mimecast
- Abnormal Security vs Palo Alto Networks (Abnormal Security)
- Abnormal Security vs Perimeter 81
- Abnormal Security vs Proofpoint
- Abnormal Security vs Sublime Security
- Abnormal Security vs Tessian
- Abnormal Security vs Trend Micro
- Abnormal Security vs Vade
- Abnormal Security vs Valimail
- Abnormal Security vs Zix (OpenText)
- Agari vs Avanan
- Agari vs Barracuda
- Agari vs Cisco Secure Email
- Agari vs Cloudflare
- Agari vs Cofense
- Agari vs Fortinet
- Agari vs Google Workspace (Gmail Security)
- Agari vs GreatHorn
- Agari vs Guardian Digital
- Agari vs Hornetsecurity
- Agari vs INKY
- Agari vs IRONSCALES
- Agari vs Material Security
- Agari vs Mimecast
- Agari vs Palo Alto Networks (Abnormal Security)
- Agari vs Perimeter 81
- Agari vs Proofpoint
- Agari vs Sublime Security
- Agari vs Tessian
- Agari vs Trend Micro
- Agari vs Vade
- Agari vs Valimail
- Agari vs Zix (OpenText)
- Avanan vs Barracuda
- Avanan vs Cisco Secure Email
- Avanan vs Cloudflare
- Avanan vs Cofense
- Avanan vs Fortinet
- Avanan vs Google Workspace (Gmail Security)
- Avanan vs GreatHorn
- Avanan vs Guardian Digital
- Avanan vs Hornetsecurity
- Avanan vs INKY
- Avanan vs IRONSCALES
- Avanan vs Material Security
- Avanan vs Mimecast
- Avanan vs Palo Alto Networks (Abnormal Security)
- Avanan vs Perimeter 81
- Avanan vs Proofpoint
- Avanan vs Sublime Security
- Avanan vs Tessian
- Avanan vs Trend Micro
- Avanan vs Vade
- Avanan vs Valimail
- Avanan vs Zix (OpenText)
- Barracuda vs Cisco Secure Email
- Barracuda vs Cloudflare
- Barracuda vs Cofense
- Barracuda vs Fortinet
- Barracuda vs Google Workspace (Gmail Security)
- Barracuda vs GreatHorn
- Barracuda vs Guardian Digital
- Barracuda vs Hornetsecurity
- Barracuda vs INKY
- Barracuda vs IRONSCALES
- Barracuda vs Material Security
- Barracuda vs Mimecast
- Barracuda vs Palo Alto Networks (Abnormal Security)
- Barracuda vs Perimeter 81
- Barracuda vs Proofpoint
- Barracuda vs Sublime Security
- Barracuda vs Tessian
- Barracuda vs Trend Micro
- Barracuda vs Vade
- Barracuda vs Valimail
- Barracuda vs Zix (OpenText)
- Cisco Secure Email vs Cloudflare
- Cisco Secure Email vs Cofense
- Cisco Secure Email vs Fortinet
- Cisco Secure Email vs Google Workspace (Gmail Security)
- Cisco Secure Email vs GreatHorn
- Cisco Secure Email vs Guardian Digital
- Cisco Secure Email vs Hornetsecurity
- Cisco Secure Email vs INKY
- Cisco Secure Email vs IRONSCALES
- Cisco Secure Email vs Material Security
- Cisco Secure Email vs Mimecast
- Cisco Secure Email vs Palo Alto Networks (Abnormal Security)
- Cisco Secure Email vs Perimeter 81
- Cisco Secure Email vs Proofpoint
- Cisco Secure Email vs Sublime Security
- Cisco Secure Email vs Tessian
- Cisco Secure Email vs Trend Micro
- Cisco Secure Email vs Vade
- Cisco Secure Email vs Valimail
- Cisco Secure Email vs Zix (OpenText)
- Cloudflare vs Cofense
- Cloudflare vs Fortinet
- Cloudflare vs Google Workspace (Gmail Security)
- Cloudflare vs GreatHorn
- Cloudflare vs Guardian Digital
- Cloudflare vs Hornetsecurity
- Cloudflare vs INKY
- Cloudflare vs IRONSCALES
- Cloudflare vs Material Security
- Cloudflare vs Mimecast
- Cloudflare vs Palo Alto Networks (Abnormal Security)
- Cloudflare vs Perimeter 81
- Cloudflare vs Proofpoint
- Cloudflare vs Sublime Security
- Cloudflare vs Tessian
- Cloudflare vs Trend Micro
- Cloudflare vs Vade
- Cloudflare vs Valimail
- Cloudflare vs Zix (OpenText)
- Cofense vs Fortinet
- Cofense vs Google Workspace (Gmail Security)
- Cofense vs GreatHorn
- Cofense vs Guardian Digital
- Cofense vs Hornetsecurity
- Cofense vs INKY
- Cofense vs IRONSCALES
- Cofense vs Material Security
- Cofense vs Mimecast
- Cofense vs Palo Alto Networks (Abnormal Security)
- Cofense vs Perimeter 81
- Cofense vs Proofpoint
- Cofense vs Sublime Security
- Cofense vs Tessian
- Cofense vs Trend Micro
- Cofense vs Vade
- Cofense vs Valimail
- Cofense vs Zix (OpenText)
- Fortinet vs Google Workspace (Gmail Security)
- Fortinet vs GreatHorn
- Fortinet vs Guardian Digital
- Fortinet vs Hornetsecurity
- Fortinet vs INKY
- Fortinet vs IRONSCALES
- Fortinet vs Material Security
- Fortinet vs Mimecast
- Fortinet vs Palo Alto Networks (Abnormal Security)
- Fortinet vs Perimeter 81
- Fortinet vs Proofpoint
- Fortinet vs Sublime Security
- Fortinet vs Tessian
- Fortinet vs Trend Micro
- Fortinet vs Vade
- Fortinet vs Valimail
- Fortinet vs Zix (OpenText)
- Google Workspace (Gmail Security) vs GreatHorn
- Google Workspace (Gmail Security) vs Guardian Digital
- Google Workspace (Gmail Security) vs Hornetsecurity
- Google Workspace (Gmail Security) vs INKY
- Google Workspace (Gmail Security) vs IRONSCALES
- Google Workspace (Gmail Security) vs Material Security
- Google Workspace (Gmail Security) vs Mimecast
- Google Workspace (Gmail Security) vs Palo Alto Networks (Abnormal Security)
- Google Workspace (Gmail Security) vs Perimeter 81
- Google Workspace (Gmail Security) vs Proofpoint
- Google Workspace (Gmail Security) vs Sublime Security
- Google Workspace (Gmail Security) vs Tessian
- Google Workspace (Gmail Security) vs Trend Micro
- Google Workspace (Gmail Security) vs Vade
- Google Workspace (Gmail Security) vs Valimail
- Google Workspace (Gmail Security) vs Zix (OpenText)
- GreatHorn vs Guardian Digital
- GreatHorn vs Hornetsecurity
- GreatHorn vs INKY
- GreatHorn vs IRONSCALES
- GreatHorn vs Material Security
- GreatHorn vs Mimecast
- GreatHorn vs Palo Alto Networks (Abnormal Security)
- GreatHorn vs Perimeter 81
- GreatHorn vs Proofpoint
- GreatHorn vs Sublime Security
- GreatHorn vs Tessian
- GreatHorn vs Trend Micro
- GreatHorn vs Vade
- GreatHorn vs Valimail
- GreatHorn vs Zix (OpenText)
- Guardian Digital vs Hornetsecurity
- Guardian Digital vs INKY
- Guardian Digital vs IRONSCALES
- Guardian Digital vs Material Security
- Guardian Digital vs Mimecast
- Guardian Digital vs Palo Alto Networks (Abnormal Security)
- Guardian Digital vs Perimeter 81
- Guardian Digital vs Proofpoint
- Guardian Digital vs Sublime Security
- Guardian Digital vs Tessian
- Guardian Digital vs Trend Micro
- Guardian Digital vs Vade
- Guardian Digital vs Valimail
- Guardian Digital vs Zix (OpenText)
- Hornetsecurity vs INKY
- Hornetsecurity vs IRONSCALES
- Hornetsecurity vs Material Security
- Hornetsecurity vs Mimecast
- Hornetsecurity vs Palo Alto Networks (Abnormal Security)
- Hornetsecurity vs Perimeter 81
- Hornetsecurity vs Proofpoint
- Hornetsecurity vs Sublime Security
- Hornetsecurity vs Tessian
- Hornetsecurity vs Trend Micro
- Hornetsecurity vs Vade
- Hornetsecurity vs Valimail
- Hornetsecurity vs Zix (OpenText)
- INKY vs IRONSCALES
- INKY vs Material Security
- INKY vs Mimecast
- INKY vs Palo Alto Networks (Abnormal Security)
- INKY vs Perimeter 81
- INKY vs Proofpoint
- INKY vs Sublime Security
- INKY vs Tessian
- INKY vs Trend Micro
- INKY vs Vade
- INKY vs Valimail
- INKY vs Zix (OpenText)
- IRONSCALES vs Material Security
- IRONSCALES vs Mimecast
- IRONSCALES vs Palo Alto Networks (Abnormal Security)
- IRONSCALES vs Perimeter 81
- IRONSCALES vs Proofpoint
- IRONSCALES vs Sublime Security
- IRONSCALES vs Tessian
- IRONSCALES vs Trend Micro
- IRONSCALES vs Vade
- IRONSCALES vs Valimail
- IRONSCALES vs Zix (OpenText)
- Material Security vs Mimecast
- Material Security vs Palo Alto Networks (Abnormal Security)
- Material Security vs Perimeter 81
- Material Security vs Proofpoint
- Material Security vs Sublime Security
- Material Security vs Tessian
- Material Security vs Trend Micro
- Material Security vs Vade
- Material Security vs Valimail
- Material Security vs Zix (OpenText)
- Mimecast vs Palo Alto Networks (Abnormal Security)
- Mimecast vs Perimeter 81
- Mimecast vs Proofpoint
- Mimecast vs Sublime Security
- Mimecast vs Tessian
- Mimecast vs Trend Micro
- Mimecast vs Vade
- Mimecast vs Valimail
- Mimecast vs Zix (OpenText)
- Palo Alto Networks (Abnormal Security) vs Perimeter 81
- Palo Alto Networks (Abnormal Security) vs Proofpoint
- Palo Alto Networks (Abnormal Security) vs Sublime Security
- Palo Alto Networks (Abnormal Security) vs Tessian
- Palo Alto Networks (Abnormal Security) vs Trend Micro
- Palo Alto Networks (Abnormal Security) vs Vade
- Palo Alto Networks (Abnormal Security) vs Valimail
- Palo Alto Networks (Abnormal Security) vs Zix (OpenText)
- Perimeter 81 vs Proofpoint
- Perimeter 81 vs Sublime Security
- Perimeter 81 vs Tessian
- Perimeter 81 vs Trend Micro
- Perimeter 81 vs Vade
- Perimeter 81 vs Valimail
- Perimeter 81 vs Zix (OpenText)
- Proofpoint vs Sublime Security
- Proofpoint vs Tessian
- Proofpoint vs Trend Micro
- Proofpoint vs Vade
- Proofpoint vs Valimail
- Proofpoint vs Zix (OpenText)
- Sublime Security vs Tessian
- Sublime Security vs Trend Micro
- Sublime Security vs Vade
- Sublime Security vs Valimail
- Sublime Security vs Zix (OpenText)
- Tessian vs Trend Micro
- Tessian vs Vade
- Tessian vs Valimail
- Tessian vs Zix (OpenText)
- Trend Micro vs Vade
- Trend Micro vs Valimail
- Trend Micro vs Zix (OpenText)
- Vade vs Valimail
- Vade vs Zix (OpenText)
- Valimail vs Zix (OpenText)