I just went with the M40X's. At $120 it won't be too much of a waste to upgrade later if I want to. $229 just seemed like too much for the M50X's. Everything in Canada is 50+% more expensive.   I wanted something closed-back. I also wanted neutral, high quality sound and it sounds like the...

Sadly, I live in Canada where they are $229. M40X's are $129 which is a much better deal.   I don't think American sites will ship them here at that price. Canada gets ripped off on electronics.

I only have about $200 to spend.    M40X is $100 cheaper. Is the M50X enough of an improvement over the M40X to be worth $100 more? If I get the M50X I can't afford an amp right now.   Or am I better off getting the M40X and a FiiO E11K Kilimanjaro 2 amp with the money I save?    I plan to...