Home / Bitcoin miners / Bitmain Antminer S21 / Profitability history
What the Bitmain Antminer S21 (151 TH/s) produced each month hosted in Argentina at 6.0¢/kWh with 98.7% uptime, valued at each month's own bitcoin price. Since Nov 2025: 0.02208 BTC mined, $1,683 of revenue, $1,278 of electricity.
The Bitmain Antminer S21 was released in Aug 2023; daily market data begins in Nov 2025, so months before that are not shown rather than estimated. The price history covers the full period.
| Month | Bitcoin mined | Avg BTC price | Revenue | Electricity | Profit | Cost per BTC |
|---|---|---|---|---|---|---|
| Nov 2025 | 0.00197 | $96,544 | $189.93 | $118.33 | $71.60 | $60,148 |
| Dec 2025 | 0.00203 | $89,011 | $180.95 | $122.27 | $58.68 | $60,148 |
| Jan 2026 | 0.00203 | $90,561 | $184.10 | $122.27 | $61.83 | $60,148 |
| Feb 2026 | 0.00184 | $69,041 | $126.77 | $110.44 | $16.33 | $60,148 |
| Mar 2026 | 0.00209 | $69,639 | $145.36 | $122.27 | $23.09 | $58,565 |
| Apr 2026 | 0.00201 | $73,653 | $148.08 | $118.33 | $29.75 | $58,869 |
| May 2026 | 0.00211 | $78,042 | $164.85 | $122.27 | $42.57 | $57,913 |
| Jun 2026 | 0.00211 | $63,191 | $133.45 | $118.33 | $15.13 | $56,033 |
| Jul 2026 | 0.00221 | $63,758 | $140.66 | $122.27 | $18.39 | $55,440 |
| Aug 2026 | 0.00225 | $69,368 | $156.22 | $122.27 | $33.95 | $54,310 |
| Sep 2026 | 0.00144 | $78,575 | $112.88 | $78.89 | $34.00 | $54,902 |
| Bought | Paid landed | Bitcoin mined | Worth today | Electricity | Return | Annualized |
|---|---|---|---|---|---|---|
| 1 month ago (2026-08-06) | $1,929 | 0.00332 | $267 | $181 | 4% | 35% |
| 3 months ago (2026-06-18) | $1,949 | 0.00684 | $550 | $375 | 9% | 34% |
| First listed (Mar 2026) (2026-03-27) | $1,970 | 0.01247 | $1,002 | $702 | 15% | 31% |
Profit is over electricity only and does not repay the machine, shipping, import or setup. Bitmain Antminer S21 price history · Bitmain Antminer S21 specifications and price