Antminer S19k Pro vs Antminer S21 XP

We are comparing two devices from Bitmain — models Antminer S19k Pro (April 2023) and Antminer S21 XP (October 2024). The unified algorithm (SHA-256) allows switching between coins (Bitcoin, Fractal Bitcoin, Bitcoin Cash, BitcoinSV, Terracoin, Namecoin) on both ASICs, but maximum profit is currently achieved when mining Bitcoin, Fractal Bitcoin. The Bitmain Antminer S19k Pro lineup includes 3 modifications: starting performance is 110Th, while top solutions reach 120Th. Model Bitmain Antminer S21 XP is presented exclusively in a configuration with 270Th, other power options are not provided for this series. The difference in 150 Th shows the advantage of one model, but it's also worth paying attention to the efficiency of the models. Model Antminer S19k Pro has an efficiency of 23 j/Th and Antminer S21 XP has 13.5 j/Th. The power consumption of Bitmain Antminer S19k Pro 120Th is 2760 Watts. Bitmain Antminer S21 XP 270Th, in turn, consumes 3645 Watts. The cooling type for both models is identical — classic fan airflow. Compare 24 offers for Bitmain Antminer S19k Pro from verified suppliers. Right now, the 115Th configuration can be purchased at the minimum price of 14800 RUB. 26 ads found for Bitmain Antminer S21 XP. The current cost for 270Th power is from 377 RUB. Both new and used devices are available.