SealMiner A2 Pro Air vs Antminer S21 XP Hyd (473Th)
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 3790 W | 5676 W | |
| Release | 2025-03 | 2024-11 | |
| Best opportunity |  BTCNetwork | BTCNetwork | |
| Profit/day | $3.42 | $8.94 | |
| Score | 73/100 | 76/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | SealMiner A2 Pro Air | Antminer S21 XP Hyd (473Th) | |
|---|---|---|---|
| SHA-256 | 255 TH/s3790 W · 67.28 GH/s/W | 473 TH/s5676 W · 83.33 GH/s/W |