KA-BOX vs Whatsminer M21S
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 400 W | 3360 W | |
| Release | 2024-03 | 2019-06 | |
| Best opportunity |  KASNetwork |  BTCNetwork | |
| Profit/day | $-0.56 | $-4.08 | |
| Score | 49/100 | 49/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | KA-BOX | Whatsminer M21S | |
|---|---|---|---|
| KHeavyHash | 1.18 TH/s400 W · 2.95 GH/s/W | not supported | |
| SHA-256 | not supported | 56 TH/s3360 W · 16.67 GH/s/W |