For a 50-inch 4K TV, Best Buy offers a wide range of options catering to different needs, from premium picture quality to budget-friendly essentials. Based on current inventory and customer ratings, top-performing models include the Sony BRAVIA 3 Go to product viewer dialog for this item. for high-end processing, the TCL Q6-Series Go to product viewer dialog for this item. for balanced QLED performance, and the Insignia F50 Series Go to product viewer dialog for this item. for maximum value. TCL Class Q6 QLED 4K UHD HDR Smart Google TV