Proton for Business vs Microsoft 365 (Email)

A detailed comparison to help you choose between Proton for Business and Microsoft 365 (Email).

Proton for Business

Proton for Business

Swiss E2E encrypted business email

Microsoft 365 (Email)

Microsoft 365 (Email)

Outlook for business with Exchange email hosting

Overview
Rating4.2 (235 reviews)3.8 (338 reviews)
Pricing modelpaidpaid
Best forLegal, medical, and privacy-critical businesses needing end-to-end encrypted business emailWindows-centric businesses and organizations needing Exchange email with Teams and SharePoint integration
Pricing transparency
Intro price$7.00/mo$6.00/mo
Renewal price$7.00/mo$6.00/mo
Renewal hike+0%+0%
Renewal transparencygoodgood
Money-back days30 days30 days
Uptime guarantee99.9%99.9%
Hosting amenities
cPanel included
WordPress 1-click
Staging environment
Daily backups
Free SSL
Free domain
Free migration
Phone support
Live chat
LiteSpeed server
Green hosting
Data-center locations
Regions
Switzerland
United StatesEuropeAsia
Tags
Tags
free ssleu gdpr
free sslphone support24 7 support
Visit Proton for Business →Visit Microsoft 365 (Email) →

Proton for Business

Pros

  • + Zero-access encryption — nobody can read your email
  • + Swiss jurisdiction with strong privacy law
  • + Drive, Calendar, and VPN bundled

Cons

  • - More expensive than Zoho Mail
  • - E2E encryption only works between Proton users by default
View full Proton for Businessreview →

Microsoft 365 (Email)

Pros

  • + Outlook and Exchange — Windows integration seamless
  • + Teams, SharePoint, and OneDrive included
  • + Microsoft enterprise compliance certifications

Cons

  • - Complex admin panel compared to Google Workspace
  • - Per-user licensing model
View full Microsoft 365 (Email)review →

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