Antminer S21 Hyd vs Antminer S9

We are reviewing time-tested solutions Antminer S21 Hyd and Antminer S9. Despite the release of new generations, these models are still active on the market. Both devices operate on SHA-256, mining Bitcoin, Fractal Bitcoin, Bitcoin Cash, BitcoinSV, Terracoin, Namecoin. The main profit focus is currently on Bitcoin, Fractal Bitcoin. Choose the right Antminer S21 Hyd version for your needs from 3 options with power ranging from 302Th to 335Th inclusive. Choose the right Antminer S9 version for your needs from 5 options with power ranging from 11.5Th to 14Th inclusive. The difference in computing power is 95.82%, but the final advantage can only be shown by the energy efficiency of the equipment. Model Antminer S21 Hyd has 16 j/Th, while Antminer S9 has 98 j/Th. Model Antminer S21 Hyd 335Th has a power consumption of 5360 Watts, while Antminer S9 14Th consumes 1372 Watts. There is a fundamental difference in cooling type: Antminer S21 Hyd uses Hydro, while Antminer S9 operates on Air. 10 active listings available for Bitmain Antminer S21 Hyd. The best price-to-performance ratio: 335Th for 138800 RUB. 2 active listings available for Bitmain Antminer S9. The best price-to-performance ratio: 14Th for 123 USDT.