TetraWhisper Assembled Bio-Bag Filter Cartridges Small - 12 Total Filters (6 Packs with 2 Filters per Pack)

Are these the same as the 3i size for a 3 gallon colorfusion starter kit?

Can you use these instead of top fin small ones

How often do you have to change these filters?

Is this (small) size the size replacement cartridge i need to order for the water pump that comes with the glo fish. 5-gallon aquari. kit or med. size