Antminer S21 XP vs Antminer S23 Hyd

We are comparing two devices from Bitmain — models Antminer S21 XP (October 2024) and Antminer S23 Hyd (January 2026). Both devices operate on SHA-256, mining BitcoinSV, Bitcoin Cash, Bitcoin, Fractal Bitcoin, Terracoin, Namecoin. The main profit focus is currently on BitcoinSV. Model Bitmain Antminer S21 XP is presented exclusively in a configuration with 270Th, other power options are not provided for this series. Bitmain Antminer S23 Hyd has several versions, with hashrate starting from 563Th and going up to 580Th. The difference in computing power is 53.45%, but the final advantage can only be shown by the energy efficiency of the equipment. Model Antminer S21 XP has 13.5 j/Th, while Antminer S23 Hyd has 9.5 j/Th. Model Antminer S21 XP 270Th has a power consumption of 3645 Watts, while Antminer S23 Hyd 580Th consumes 5510 Watts. There is a fundamental difference in cooling type: Antminer S21 XP uses Air, while Antminer S23 Hyd operates on Hydro. 26 ads found for Bitmain Antminer S21 XP. The current cost for 270Th power is from 229300 RUB. Both new and used devices are available. 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.