Direct link to 55″ Vizio MM556-G4 4K TV at Walmart (affiliate link)
Walmart has the VIZIO 55″ Class M-Series Quantum 4K Ultra HD (2160p) HDR Smart TV (M556-G4) (2019 Model) available for $378. This TV gets an 8.2 from Rtings.
Good value if you are looking for a reliable 55″ TV. Check our other TV deals.