Antminer KS5 (20Th) vs Antminer S21+ (235Th)
Side-by-side mining comparison: specs, per-algorithm benchmarks, efficiency and current profitability.
| Type | ASIC | ASIC | |
| Power | 3000 W | 3877 W | |
| Release | 2024-03 | 2025-06 | |
| Best opportunity |  KASNetwork |  BTCNetwork | |
| Profit/day | $-2.27 | $1.93 | |
| Score | 54/100 | 70/100 | |
| View details → | View details → |
Benchmarks by algorithm
Best available benchmark per device; efficiency = hashrate per watt.
| Algorithm | Antminer KS5 (20Th) | Antminer S21+ (235Th) | |
|---|---|---|---|
| KHeavyHash | 20 TH/s3000 W · 6.667 GH/s/W | not supported | |
| SHA-256 | not supported | 235 TH/s3877 W · 60.61 GH/s/W |