Answer:
Sunni Muslims could be Sunni Arabs or Sunnis non Arabs; as the Sunni Indonesians or the Sunni Malaysians or Sunni Indians, ...etc.

So, all Sunni Arabs are Sunni Muslims but not all Sunni Muslims are Sunni Arabs.
First answer by Elosery. Last edit by Elosery. Contributor trust: 3054 [recommend contributor recommended]. Question popularity: 3 [recommend question].