No one is a king. The efficacy of these two drugs is basically the same. The drug resistance rate of tenofovir is extremely low, and the five-year drug resistance rate of entecavir is 1.2%, which is forbidden for pregnant women. The only disadvantage of tenofovir is mild nephrotoxicity.
In addition, tenofovir is listed on 16, and the patent protection period is 10-20 years, which is still more expensive than many generic drugs in Entebbe.