Compare multiple ASIC miners side by side to find the best option for your mining operation.
Bitmain Antminer S21 Immersion (301Th)Bitmain Antminer S21 Pro (245Th)| Release | Dec 2024 | Nov 2025 |
| Top Coin |  | |
| Algorithm | SHA-256 | SHA-256 |
| Hashrate | 301 Th/s | 245 Th/s |
| Power | 5569W | 3510W |
| Efficiency | 18.502j/Th | 15j/Th |
| Dimensions | 293 × 236 × 364 mm | 400 × 195 × 290 mm |
| Weight | 17150 g | - |
| Noise Level | 50 dB | 75 dB |
| Cooling | Immersion | Air |
| Revenue | $0.00/day | $0.00/day |
| Electricity | $13.37/day | $8.42/day |
| Profit | -$13.37/day | -$8.82/day |
| Best Price | 0 USD 0 USD/Th/s In stock | 0 USD 0 USD/Th/s In stock |
| ROI | - | - |
| View |
/KWh
