S9j vs WhatsMiner M66S+
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 1350 W | 5406 W | |
| Release | 2018-08 | 2024-09 | |
| Best opportunity |  BCHNetwork |  BTCNetwork | |
| Profit/day | $-2.15 | $2.28 | |
| Score | 49/100 | 69/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | S9j | WhatsMiner M66S+ | |
|---|---|---|---|
| SHA-256 | 14 TH/s1350 W · 10.37 GH/s/W | 318 TH/s5406 W · 58.82 GH/s/W |