Antminer S19k Pro vs Antminer S21 Hydro
Antminer S21 Hydro wins on both key metrics: it is more powerful and 44% more energy-efficient.
| Antminer S19k Pro | Antminer S21 Hydro | |
|---|---|---|
| Algorithm | SHA-256 | SHA-256 |
| Hashrate | 120 TH/s | 335 TH/s |
| Power draw | 2,760 W | 5,360 W |
| Efficiency | 23 J/TH | 16 J/TH |
| Electricity per day | 66.2 kWh | 129 kWh |
| Year | 2023 | 2024 |
| Cooling | Air | Hydro |
| Profit per day | … | … |
| from 35 000 UAH | from 291 000 UAH |
Green marks the better value. Profit is based on the current price and a standard tariff; see the calculator for an exact estimate. Profitability calculator →