The Samsung Q70D QLED 4K Smart TV does all of that and more, as it’s even able to upscale older content into modern 4K clarity. Picture quality is heightened with Quantum HDR technology ...

The U6HF uses the Fire TV interface and features Alexa voice control. Hisense used to sell another version of this set, simply called the U6H, that has the Google TV OS instead, but that edition ...