Antminer S19j Pro+ vs Antminer S21+ Hyd

We are comparing two devices from Bitmain — models Antminer S19j Pro+ (December 2022) and Antminer S21+ Hyd (February 2025). Both devices operate on SHA-256, mining Bitcoin, Fractal Bitcoin, BitcoinSV, Bitcoin Cash, Terracoin, Namecoin. The main profit focus is currently on Bitcoin, Fractal Bitcoin. Choose the right Antminer S19j Pro+ version for your needs from 3 options with power ranging from 117Th to 122Th inclusive. Choose the right Antminer S21+ Hyd version for your needs from 4 options with power ranging from 319Th to 395Th inclusive. The difference in computing power is 69.11%, but the final advantage can only be shown by the energy efficiency of the equipment. Model Antminer S19j Pro+ has 27.5 j/Th, while Antminer S21+ Hyd has 15 j/Th. Model Antminer S19j Pro+ 122Th has a power consumption of 3355 Watts, while Antminer S21+ Hyd 395Th consumes 5925 Watts. There is a fundamental difference in cooling type: Antminer S19j Pro+ uses Air, while Antminer S21+ Hyd operates on Hydro. 2 active listings available for Bitmain Antminer S19j Pro+. The best price-to-performance ratio: 120Th for 17000 RUB. 52 active listings available for Bitmain Antminer S21+ Hyd. The best price-to-performance ratio: 358Th for 183000 RUB.