S11 SiaMaster vs Whatsminer M21
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 1380 W | 1860 W | |
| Release | 2018-04 | 2019-08 | |
| Best opportunity |  SCPNetwork |  BTCNetwork | |
| Profit/day | $-2.48 | $-2.29 | |
| Score | 33/100 | 49/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | S11 SiaMaster | Whatsminer M21 | |
|---|---|---|---|
| Blake (2b) | 4.3 TH/s1380 W · 3.116 GH/s/W | not supported | |
| SHA-256 | not supported | 31 TH/s1860 W · 16.67 GH/s/W |