You Do Need power plug adapter while traveling from Comoros to Myanmar (Burma).

Here is Why You Need An Adapter

The outlet and plug type used in Myanmar (Burma) are A, C, D, G and I and in Comoros are C and E. This is how they look like.

Comoros

In Comoros, outlets of type C and E are in use.

Type C

Type E

Myanmar (Burma)

In Myanmar (Burma), outlets of type A, C, D, G and I are in use.

Type A

Type C

Type D

Type G

Type I