Originally Posted by CyclingMTB

The hubs that use labyrinth seals are new to me. I didn't know about them.

I thought that the sealed cartridge bearings were the most efficient and durable ones after seeing videos similar to this one and after talking to a few guys that were working in bike shops and they all told me that sealed cartridge bearings are the most efficient and durable ones, although 1 or 2 guys told me that cup and cone hubs work fine.