Microsoft Defender for Office 365 vs Barracuda Email Protection
Email Security pricing comparison · 2026
Microsoft Defender for Office 365 pricing ranges from $2–$5/user/month, while Barracuda Email Protection ranges from $5–$5/user/month. Microsoft Defender for Office 365 is typically 30% more affordable, though your actual cost depends on tier and team size.
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Microsoft Defender for Office 365 and Barracuda Email Protection both operate in the email security category. This page compares their list pricing.
Plan-by-Plan Pricing
| Plan | Microsoft Defender for Office 365 | Barracuda Email Protection |
|---|---|---|
| Plan 1 | $2 /month | $5 /month |
| Plan 2 | $5 /month | Custom |
| Premium Plus | — | Custom |
Cost at Scale
Total cost of ownership — licenses, implementation, and hidden costs included.
Microsoft Defender for Office 365
3 scenarios—
Small Business on E3 (50 users)
—
Mid-Size Company on E3 with Plan 2 (250 users)
—
Enterprise on E5 (1,000 users)
Barracuda Email Protection
3 scenarios—
Small Business (50 users)
—
Mid-Size Company (250 users)
—
Enterprise with Compliance (500 users)