Antminer T19 Hydro (145Th) vs SealMiner A3 Air
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 5438 W | 3640 W | |
| Release | 2022-10 | 2025-09 | |
| Best opportunity |  BTCNetwork | BTCNetwork | |
| Profit/day | $-4.10 | $4.38 | |
| Score | 55/100 | 74/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | Antminer T19 Hydro (145Th) | SealMiner A3 Air | |
|---|---|---|---|
| SHA-256 | 145 TH/s5438 W · 26.66 GH/s/W | 260 TH/s3640 W · 71.43 GH/s/W |