When comparing Calendar vs MineTime, the Slant community recommends Calendar for most people. In the question“What are the best calendar apps for Mac OS X?” Calendar is ranked 2nd while MineTime is ranked 8th.
Ranked in these QuestionsQuestion Ranking
Pro GNOME Native integration
It has online accounts integration.
Pro Currently in active development
GNOME Calendar is improved with every release cycle of GNOME.
Calendar for GNOME aims to find the perfect balance between features and usability.
Pro Easy to setup
Connecting to service accounts (such as Exchange) is easy and straightforward.
Pro Great user interface
Visually this is a nice application to look at and use.
Pro Google synchronization
Connects to your Google accounts via OAuth.
Pro Provides analytics tools
You can visually see how often you met any person in your calendar in the last months.
Pro Supports Exchange calendars
You can connect multiple Exchange, Outlook or Office 365 accounts. Credentials only stored locally.
Pro NLP for event creation
Use Natural Language (English) to add events quickly. For example, "Meeting with John tomorrow at 11"
Pro Beta support for iCloud accounts
This feature for iCloud account and generic CalDAV calendars is now in the beta stage.
Con No support yet for WebCal
No support yet for WebCal, such as those offered by Facebook events.
A workaround exists. Since this application uses the same background services as Evolution, installing it and adding the WebCal calendars there, also adds them to GNOME Calendar.
Con Only works on GNOME
Con Closed source
Con Requires you to create an account
Using the app shouldn't mean sharing so much with them.
Con Requires FUSE to run