WhatsMiner M66 vs Antminer S21e Hydro
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 5572 W | 4896 W | |
| Release | 2023-11 | 2025-08 | |
| Best opportunity |  BTCNetwork | BTCNetwork | |
| Profit/day | $0.62 | $2.24 | |
| Score | 66/100 | 70/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | WhatsMiner M66 | Antminer S21e Hydro | |
|---|---|---|---|
| SHA-256 | 280 TH/s5572 W · 50.25 GH/s/W | 288 TH/s4896 W · 58.82 GH/s/W |