Whatsminer M21 vs Antminer E3 (180Mh)
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 1860 W | 800 W | |
| Release | 2019-08 | 2018-07 | |
| Best opportunity |  BTCNetwork |  ETCNetwork | |
| Profit/day | $-2.28 | $-1.40 | |
| Score | 49/100 | 49/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.