I pay 0.19 USD per KHw and mine Equihash and even with the market down I'm making $3 a day profit.  With that being said, getting your rig capital back went from @ 100ish days a few months ago to over a year now--provided coin value doesn't go up.

check out whattomine.com and choose what cards you'll be using at the top then plug in your power cost near the bottom and see what it shows...