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 ...

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 ...