TCL 50" QM6K QD-Mini LED 4K Google TV vs TCL QM6K QD-Mini LED 4K Smart TV

Both are 2025 TCL QM6K QD-Mini LED sets with the same picture engine, Google TV platform and 4.2-star owner rating, so the real choice is screen size and room. The 50-inch is the better fit for a bedroom, dorm or small living room, and its 144Hz native panel with Game Accelerator 288 suits console gaming at close range. The 75-inch gives you a far larger image for a main room, but it is heavier at about 72 lb and needs a wide wall or a sturdy stand. Buyers of both praise the contrast and brightness for the money and note the built-in ONKYO 2.1 audio; the common complaints are blooming around bright objects on dark scenes and Google TV feeling busy.

• Choose the TCL 50" QM6K if you sit within about 6 to 8 feet, want a 144Hz gaming panel in a smaller room, or need a set that one person can lift and mount.
• Choose the TCL 75" QM6K if you have a large main room, sit 9 feet or more back, and want the same QD-Mini LED picture at a size that fills the wall.