Last time I bought one I looked but couldn't find anything that fitted my requirements, (~55", excellent image quality preferably with HDR, supports ARC and CEC

Last time I bought one I looked but couldn't find anything that fitted my requirements, (~55", excellent image quality preferably with HDR, supports ARC and CEC). If there was a DumbTV that did all those things and was reasonably priced, I'd have bought it there and then.