First of all, fuck these website that have videos play automatically when you're just trying to read an article.
According to cryptocompare.com, a machine with a hashing power of 2.8 trillion hashes per second could mine BTC 0.04319 (USD 331 at current prices) per year. However, the report did not specify power consumption numbers.
Source:
https://cryptonews.com/news/your-tv-set-may-become-a-mining-rig-2374.htmLOL, so with this TV, you would be able to mine 0.043 BTC per year, I'm willing to bet that you would indeed spend more on power.
Okay, you might be able to make a small profit, depending on your electricity prices, but this just doesn't seem sorth it.