Answers:

similarities

• they are all pots

• the Luzon and Visayas ones both have boats on them;
• they also have the same design of waves on the part where it is next to the cover

differences

• the Mindanao one takes the shape of a human;
• it is also stouter than the both

Explanation: I can determine that the Mindanao one is from Mindanao because of the face because the culture of Mindanao includes lots of faces/masks.

I don't know the r e s t  I'm srry :(