Depends on how long you leave the amp on for as stated above but for pure music listening I would go with the Cayin or one of their higher power integrateds like the 88T, 70T, or 50T.
I have Cayin 265Ai Class A solid state integrated and love it. For the dollar they are hard to beat.
I have Cayin 265Ai Class A solid state integrated and love it. For the dollar they are hard to beat.