Bitcoin Miners: Hydro vs. S19 & S21 Efficiency Showdown! #shorts
Posted On October 29, 2025
The S21 series boasts 16.5 joules per terahash efficiency, a significant leap from the S19’s 30 watts per terahash. Bitdeer’s Sealminer series are also making moves in hydro efficiency. #bitcoin #mining #S21 #Bitdeer #Sealminer #hydro