i think it might be the same internally since both have usb micro b input and 3.5mm output, have similar dimensions and hidizs has already used tempotec as a OEM(specifically with the sonata dac cable thing)
I don't understand the AKG tuned part, doesn't Samsung own harman and harman owns AKG, the tuned by AKG shit doesn't make sense, but galaxy buds r a step up and r wireless if you need that or if you want wired, mh755 with either a cable swap or mmcx mod