The Microsoft Exchange Online (Plan 1) subscription provides a Messaging, calendaring, and email archiving plan accessible from Outlook on PCs, the Web and mobile devices.
Each user gets 50 GB of mailbox storage and can send messages up to 150 MB in size
Users can connect supported versions of Outlook to Exchange Online, so they can use the rich client application they already know
For web-client access, Outlook on the web provides a premium browser-based experience that matches the look and feel of the full Outlook client
The Focused Inbox makes it easy to track email that matters most. Your inbox includes two tabs: Focused, for email you need to act on right away, and Other, for everything else. You can switch the tabs at any time and always see email flowing into Other
Compare calendars to schedule meetings and access collaboration features, including shared calendars, groups, the global address list, external contacts, tasks, conference rooms, and delegation capabilities
Every mailbox is protected with premier anti-malware and anti-spam protection via Exchange Online Protection
Keep your inbox clean by automatically moving old messages to an In-Place Archive
Advanced security capabilities
Exchange Online helps protect your information with advanced capabilities. Anti-malware and anti-spam filtering protects mailboxes.
With a guaranteed 99.9% uptime, financially-backed service level agreement, you can count on your email always being up and running.
Manage your organization efficiently with the Exchange admin center, an easy-to-use, web-based interface.
Security across devices
With mobile device policies, you can create approved mobile device lists, enforce PIN lock, and remove confidential company data from lost phones.
Easy to maintain
It’s easier than ever to provide your users with the business email they need to stay productive. Automatic patching eliminates the time and effort of maintaining your system.
Access from anywhere
Provide your users with anywhere access to email, calendar, and contacts on all major browsers and across devices.
Data loss prevention capabilities prevent users from mistakenly sending sensitive information to unauthorized people. Globally redundant servers, premier disaster recovery capabilities, and a team of security experts monitoring Exchange Online around the clock safeguard your data.
Stay in control
Maintain control over your environment while gaining the advantage of hosting your email on Microsoft servers.
Run In-Place eDiscovery across Exchange, SharePoint, and Skype for Business data from a single interface through the eDiscovery Center.*
IT-level phone support
IT-level phone support is available to you 24 hours a day, 7 days a week.
Give your users an in-place archive, so they can keep all their important data in one place.
Integration with Outlook means they’ll enjoy a rich, familiar email experience with offline access.
Multi-Geo Capabilities in Microsoft 365
Manage your global data residency needs and drive the digital transformation of your organization with per-user data location controls in Microsoft 365. Multi-Geo is now available for Exchange Online and OneDrive.
Microsoft Enterprise Plan Comparison