LG C5 65 OLED TV wins decisively on picture quality with perfect blacks and 120 Hz refresh rate (per RTINGS and CNET), while the Hisense A6 Series 75 provides larger size at lower cost but trails in contrast and motion handling. The LG excels for dark-room viewing and gaming; the Hisense suits bright-room budget setups where size matters most. Size difference means direct comparison favors LG f...