This Vizio 55" 120Hz 4K Smart TV (model M558-G1) drops from $799.99 to $599.99 with free shipping at Dell. This deal matched the lowest price we found for this TV at other sellers. However, Dell is including a $200 gift card for free with your purchase, which makes this the best deal. This TV has 90 local dimming zones and a 120Hz HDR display that uses Vizio's Quantum color technology to create some of the brand's best picture quality. Sales tax is charged in most states.