Bitdefender GravityZone Extended Email Security vs OPSWAT MetaDefender Email Security: side-by-side comparison (2026)

Bitdefender GravityZone Extended Email Security: Cloud-native email security platform with SEG and API-based protection. Built by Bitdefender.

OPSWAT MetaDefender Email Security: Email security platform protecting against phishing, malware, and exploits. Built by OPSWAT.

The table above shows where their features, integrations, deployment and company size fit differ.

Bitdefender GravityZone Extended Email Security is made by Bitdefender. OPSWAT MetaDefender Email Security is made by OPSWAT. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Bitdefender GravityZone Extended Email Security and OPSWAT MetaDefender Email Security are both Email Security Platforms products, and both cover Microsoft 365. Use the table above to see where features, deployment and company size fit differ.