XLR can ground the hot tip when plugging in, while TRS won't. Else both same three conductor balanced cords, afaik. Edit IMO, XLR are sturdier. Polar pretty much nailed it. I prefer XLR for exactly ...
Seems an odd one to me. I have a Sony Z4 tablet. Plug in my headphones, music plays no problem. Plug into one of a couple portable speakers, music plays no problem. Plug into a trs cable that goes to ...