Lien	Shared Google Calendar	Google Calendar invites
Others get notification emails	Oui If added to the event explicitly	Oui
Others can edit event	Oui	Oui Only if event creator checks "Guests can modify event"
Custom colors	Oui Per calendar
Each event appears once	Non Event appears both in the shared and in the personal calendar if invited. Removal from personal calendar marks as "No" in shared calendar.	Oui
Others get event change notifications	Oui If added to the event explicitly	Oui
Event creator notified of RSVPs	Oui If configured via Reminders & Notifications settings	Oui
Inform others of unavailable times	Oui Mark block as busy and just don't invite others	Non Unless bogus-inviting others to unavailable times as an event
Retrospective of events together	Oui Uncheck other calendars	- Search / filtering?
Capture d'écran