Antminer K7 vs Antminer S21

In the Bitmain lineup, models Antminer K7 and Antminer S21 occupy different niches despite their similar origin. Different algorithms (Eaglesong vs SHA-256) mean different strategies: Antminer K7 mines Nervos Network, while Antminer S21 is focused on Bitcoin, Fractal Bitcoin. The Antminer K7 device from Bitmain is available in a wide range of powers. Versions from 58Th to 66Th are available. The Antminer S21 device from Bitmain is available in a wide range of powers. Versions from 151Th to 200Th are available. Model Antminer K7 66Th has a power consumption of 3201 Watts, while Antminer S21 200Th consumes 3500 Watts. Both miners use air cooling, which requires good room ventilation. 12 ads found for Bitmain Antminer K7. The current cost for 58Th power is from 25000 RUB. Both new and used devices are available. 27 ads found for Bitmain Antminer S21. The current cost for 195Th power is from 72500 RUB. Both new and used devices are available.