Antminer S21 (200Th) vs BluAx
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 3500 W | 18 W | |
| Release | 2024-02 | 2025-07 | |
| Best opportunity |  BTCNetwork | BTCNetwork | |
| Profit/day | $1.31 | $0.01 | |
| Score | 69/100 | 72/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | Antminer S21 (200Th) | BluAx | |
|---|---|---|---|
| SHA-256 | 200 TH/s3500 W · 57.14 GH/s/W | 1.2 TH/s18 W · 66.67 GH/s/W |