Antminer S21 Hyd vs Antminer S23 Hyd

We are comparing two devices from Bitmain — models Antminer S21 Hyd (February 2024) and Antminer S23 Hyd (January 2026). The unified algorithm (SHA-256) allows switching between coins (BitcoinSV, Bitcoin Cash, Bitcoin, Fractal Bitcoin, Terracoin, Namecoin) on both ASICs, but maximum profit is currently achieved when mining BitcoinSV. Choose the right Antminer S21 Hyd version for your needs from 3 options with power ranging from 302Th to 335Th inclusive. Bitmain Antminer S23 Hyd has several versions, with hashrate starting from 563Th and going up to 580Th. The difference in 245 Th shows the advantage of one model, but it's also worth paying attention to the efficiency of the models. Model Antminer S21 Hyd has an efficiency of 16 j/Th and Antminer S23 Hyd has 9.5 j/Th. The power consumption of Bitmain Antminer S21 Hyd 335Th is 5360 Watts. Bitmain Antminer S23 Hyd 580Th, in turn, consumes 5510 Watts. Hydro technology in models Antminer S21 Hyd and Antminer S23 Hyd prevents dust accumulation inside the case, which is a critical advantage for 24/7 stable operation. 10 active listings available for Bitmain Antminer S21 Hyd. The best price-to-performance ratio: 335Th for 138800 RUB. Our platform has 11 offers of Bitmain Antminer S23 Hyd from different companies, available both in stock and on order. The best price for the 580Th version is currently 748000 RUB.