A21 vs A4
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 1800 W | 1050 W | |
| Release | 2025-01 | ||
| Best opportunity |  NEXNetwork |  DOGENetwork | |
| Profit/day | $4.82 | $-1.89 | |
| Score | 69/100 | 49/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.