What is the basis of ranking?

The Rankings give you small benefits.

R5 Can basically do it all. They can change: Rank title, Banner, Nickname, Name, Disband Alliance, Transfer commander ship

R5 and R4 can Kick out members, Change: slogan, open recruitment, Send alliance invitation, Edit alliance announcements. Change Langue, purchase items on the item list, Research alliance technology, Activity start, Block alliance messengers, View member locations.

R5, R4, and R3 can Demost members, Promote members,

R5, R4, R3 R2 and R1, Leave alliance (Expect for R5) View rank details, Help alliance, Trade, Check allies list, Mail all, View online status (expect R1)

If this is confusing just tap the 'i' for information in the top right under "alliance member" and you will see a list of the ranks and the functions they have access to.

Hope this helped.

Ranks in an alliance affect the actions you can perform as an alliance member. To see the ranks go to the alliance menu and select 'Member' at the top.

Here you can see the members of your alliance listed according to Rank. R1 - R5 + a few special positions.

If you tap the 'i' for information in the top right you will see a list of the ranks and the functions they have access to.