But this time use 16 kib pages instead of 4 kib pages. what would be some of the advantages of having a larger page size? what are some of the disadvantages?

Here are the advantages and disadvantages of larger paper size: 

Advantages: 

Reduces minor page faults. 

Disadvantages: 

There will be a decrease in the number of frames. 

There will be an increase number of page faults. 

Waste of more space with the internal fragmentation.