When comparing Office 365 vs Microsoft Outlook, the Slant community recommends Microsoft Outlook for most people. In the question“What are the best calendar apps for iPhone?” Microsoft Outlook is ranked 15th while Office 365 is ranked 17th. The most important reason people chose Microsoft Outlook is:
The calendar includes agenda, day, and three-day views.
Specs
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Pros
Pro Easy to transition from MS Office
Office 365 is laid out the same way with a similar ribbon interface that will be instantly comfortable to long-time Microsoft Office users.
Pro Excellent integration and compatibility with MS Office desktop applications
Pro Allows for real-time collaboration
Multiple people can work on the same document at the same time.
Pro Speech to text dictation
Linux never got it together
Pro No installation required
Pro Good built-in calendar
The calendar includes agenda, day, and three-day views.
Pro Integration with calendar and tasks
Quick conversion of a received email to a task with the deadline.
Pro Fun to use
clean and smooth experience, very nice and i like it.
Pro Smart lookup
Smart lookup is a feature where the Bing search engine is bundled in the app to allow users to automatically search for relevant websites, information and images based on the word highlighted by users, without need to open external browsers. The results will be shown on the right pane of the window.
Pro Priority messages
Microsoft Outlook comes with feature called "Clutter" to filter out incoming email based on the priority of the message set by user. User will be alerted when the high-priority message is incoming, whereas the low-priority message will be put in a separate folder.
Pro Attach files from cloud
Microsoft Outlook allow users to directly attach an attachment directly from cloud services without need to download an entire file before attach to the intended e-mail.
Pro VBA macros
Pro Conditional formatting
Pro Cloud
can attach files and use cloud, very good.
Cons
Con Proprietary
Uses proprietary software.
Con Dependant on having an Internet connection
Con Cloud dependent
Does not edit local files, they have to be synced first.
Con Unusable for business in the EU
Cloud applications are mostly incompatible with the EU general data protection regulation.
Con Has only a fraction of Microsoft Office functionality
Office 365 is not a complete replacement for Microsoft Office. The most advanced functionality still can only be found on the desktop.
Con Expensive
$35/user/mo.
Con It's from Microsoft
Con Rather buggy
Con Crashes frequently
The only issue with Outlook 2017 is that when the Mail folder increases in size, it sometimes crashes for no reason it, causing loss of data.
Con Categorize email IMAP not good
Con Frustrating user experience
The "Clean Interface" approach means that normal and necessary user interface elements have been removed, such as certain scroll bars, and even the "replied to" indicator. This program becomes more frustrating with each new update.
Con No unique Inbox / global folders
Con No portable bundle available
Con No aliases
Outlook does not support email aliases other then outlook aliases