SealMiner A4 Ultra Hydro vs B8
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 8372 W | 6400 W | |
| Release | 2026-05 | 2017-12 | |
| Best opportunity |  BTCNetwork |  BCHNetwork | |
| Profit/day | $19.07 | $-10.61 | |
| Score | 78/100 | 49/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | SealMiner A4 Ultra Hydro | B8 | |
|---|---|---|---|
| SHA-256 | 886 TH/s8372 W · 105.8 GH/s/W | 49 TH/s6400 W · 7.656 GH/s/W |