---
description: Compare Proton Mail vs Microsoft Defender for Office 365 to learn about each of the product's price, benefits and disadvantages. Choose the best software for your business in New Zealand.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/capterra/og_logo-e5a8c001ed0bd1bb922639230fcea71a.png?auto=format%2Cenhance%2Ccompress
title: Proton Mail vs Microsoft Defender for Office 365 Comparison - Capterra New Zealand 2026
---

Breadcrumb: [Home](/) > [Encryption Software](/directory/30209/encryption/software) > [Proton Mail \<span\>vs\</span\> Microsoft Defender for Office 365](https://www.capterra.co.nz/compare/201276/219685/protonmail/vs/microsoft-defender-for-office-365)

# Compare Proton Mail vs Microsoft Defender for Office 365

Canonical: https://www.capterra.co.nz/compare/201276/219685/protonmail/vs/microsoft-defender-for-office-365

> Detailed comparison between Proton Mail and Microsoft Defender for Office 365. Check ratings, reviews, pricing, and features to make the best decision for your business.

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## At a Glance

| Metric | Proton Mail | Microsoft Defender for Office 365 |
| **Overall rating** | 4.5/5 | 4.6/5 |
| **Total Reviews** | 122 | 235 |
| **Starting Price** | US$6.99 | - |
| **Free Trial** | Yes | No |
| **Free Version** | No | - |
| **Deployment** | Cloud, SaaS, Web-based, Mac (Desktop), Windows (Desktop), Linux (Desktop), Chromebook (Desktop), Android (Mobile), iPhone (Mobile), iPad (Mobile) | Cloud, SaaS, Web-based |
| **Support** | Email/Help Desk, FAQs/Forum, Knowledge Base, 24/7 (Live rep), Chat | - |
| **Training** | Live Online, Documentation, Videos | Live Online, Webinars, Documentation, Videos |

## Best for

### Proton Mail

We serve security-conscious organizations. Some examples are health care professionals, non-profit organizations, professional services firms, governmental bodies.

### Microsoft Defender for Office 365

DevOps and Security Operations (SecOps) teams&#10;Security engineering teams&#10;IT teams&#10;CISOs and CTOs&#10;Red, Blue, and Purple Teams&#10;CSIRT \&amp; forensic team&#10;Microsoft 365 administrators

## Key features

### Proton Mail

- Access Controls/Permissions
- Activity Tracking
- Credential Management
- Email Attachment Protection
- Email Filtering
- Email Management
- Encryption
- Reporting/Analytics
- SSL Security
- Secure Login
- Spam Blocker
- Threat Protection
- Threat Response
- Two-Factor Authentication
- Whitelisting/Blacklisting

### Microsoft Defender for Office 365

- Access Controls/Permissions
- Anti Spam
- Email Attachment Protection
- Email Filtering
- Email Routing
- Filtering
- Greylisting
- Policy Management
- Reporting/Analytics
- Spam Blocker
- Threat Protection
- Threat Response
- Whitelisting/Blacklisting

## Links

- [View Proton Mail Profile](https://www.capterra.co.nz/software/201276/protonmail)
- [View Microsoft Defender for Office 365 Profile](https://www.capterra.co.nz/software/219685/microsoft-defender-for-office-365)
- [View Original Comparison](https://www.capterra.co.nz/compare/201276/219685/protonmail/vs/microsoft-defender-for-office-365)

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