Antminer S19 Pro vs Antminer S21 Pro

We are reviewing time-tested solutions Antminer S19 Pro and Antminer S21 Pro. 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. The Bitmain Antminer S19 Pro lineup includes 2 modifications: starting performance is 105Th, while top solutions reach 110Th. The Bitmain Antminer S21 Pro lineup includes 3 modifications: starting performance is 220Th, while top solutions reach 245Th. The difference in computing power is 55.1%, but the final advantage can only be shown by the energy efficiency of the equipment. Model Antminer S19 Pro has 29.5 j/Th, while Antminer S21 Pro has 15 j/Th. Model Antminer S19 Pro 110Th has a power consumption of 3245 Watts, while Antminer S21 Pro 245Th consumes 3675 Watts. Both miners use air cooling, which requires good room ventilation. Compare 1 offers for Bitmain Antminer S19 Pro from verified suppliers. Right now, the 110Th configuration can be purchased at the minimum price of 11300 RUB. Compare 50 offers for Bitmain Antminer S21 Pro from verified suppliers. Right now, the 234Th configuration can be purchased at the minimum price of 221 RUB.