SealMiner A3 Hydro vs Whatsminer M20S
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 6750 W | 3360 W | |
| Release | 2025-09 | 2019-08 | |
| Best opportunity |  BTCNetwork |  BCHNetwork | |
| Profit/day | $8.11 | $-3.84 | |
| Score | 74/100 | 49/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | SealMiner A3 Hydro | Whatsminer M20S | |
|---|---|---|---|
| SHA-256 | 500 TH/s6750 W · 74.07 GH/s/W | 68 TH/s3360 W · 20.24 GH/s/W |