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Bitmain Antminer S15 (28 TH/s)
Outdated · Bitmain · Air-cooled · SHA-256
The Bitmain Antminer S15 (28 TH/s) is a air-cooled SHA-256 bitcoin ASIC miner from Bitmain released in Dec 2018. It runs at 28 TH/s while drawing 1,596 W, an efficiency of 57 J/TH. It is more than five years old and no longer competitive; the figures below are kept for reference.
More on this machine: Bitmain Antminer S15 price history · Bitmain Antminer S15 profitability history · Antminer S15 lifespan report: it paid for itself in a year and still lost to buying bitcoin
Bitmain Antminer S15 profitability
As of Nov 2, 2026, hosted in Nigeria at 4.5¢/kWh with 73.6% uptime. Bitcoin $77,903.
| Period | Bitcoin mined | Revenue | Electricity | Profit |
|---|---|---|---|---|
| Daily | 0.000009 BTC | $0.68 | $1.33 | -$0.65 |
| Weekly | 0.000061 BTC | $4.79 | $9.32 | -$4.53 |
| Monthly | 0.000267 BTC | $20.82 | $40.52 | -$19.70 |
| Yearly | 0.003206 BTC | $249.77 | $486.20 | -$236.43 |
Electricity per bitcoin mined: $151,647.
Bitmain Antminer S15 price history
From $988 in Dec 2018 to $91 in Dec 2023 (-91%).
| Month | Price per unit | Price per TH |
|---|---|---|
| Dec 2018 | $968 | $34.58 |
| Jan 2019 | $980 | $35.01 |
| Feb 2019 | $1,012 | $36.16 |
| Mar 2019 | $1,192 | $42.57 |
| Apr 2019 | $1,189 | $42.48 |
| May 2019 | $1,198 | $42.77 |
| Jun 2019 | $1,351 | $48.25 |
| Jul 2019 | $1,202 | $42.92 |
| Aug 2019 | $1,250 | $44.65 |
| Sep 2019 | $734 | $26.20 |
| Oct 2019 | $672 | $24.01 |
| Nov 2019 | $634 | $22.66 |
| Dec 2019 | $687 | $24.55 |
| Jan 2020 | $513 | $18.33 |
| Feb 2020 | $485 | $17.33 |
| Mar 2020 | $445 | $15.91 |
| Apr 2020 | $507 | $18.11 |
| May 2020 | $468 | $16.70 |
| Jun 2020 | $564 | $20.13 |
| Jul 2020 | $536 | $19.16 |
| Aug 2020 | $496 | $17.70 |
| Sep 2020 | $553 | $19.75 |
| Oct 2020 | $666 | $23.77 |
| Nov 2020 | $1,151 | $41.12 |
| Dec 2020 | $1,557 | $55.59 |
| Jan 2021 | $1,880 | $67.14 |
| Feb 2021 | $2,497 | $89.17 |
| Mar 2021 | $2,666 | $95.23 |
| Apr 2021 | $1,766 | $63.08 |
| May 2021 | $1,252 | $44.72 |
| Jun 2021 | $1,387 | $49.54 |
| Jul 2021 | $1,845 | $65.89 |
| Aug 2021 | $1,830 | $65.35 |
| Sep 2021 | $1,914 | $68.34 |
| Oct 2021 | $2,111 | $75.41 |
| Nov 2021 | $2,131 | $76.10 |
| Dec 2021 | $1,646 | $58.79 |
| Jan 2022 | $1,646 | $58.77 |
| Feb 2022 | $1,400 | $49.99 |
| Mar 2022 | $1,284 | $45.87 |
| Apr 2022 | $1,034 | $36.92 |
| May 2022 | $652 | $23.29 |
| Jun 2022 | $585 | $20.90 |
| Jul 2022 | $563 | $20.10 |
| Aug 2022 | $559 | $19.98 |
| Sep 2022 | $465 | $16.60 |
| Oct 2022 | $331 | $11.83 |
| Nov 2022 | $283 | $10.09 |
| Dec 2022 | $255 | $9.09 |
| Jan 2023 | $268 | $9.57 |
| Feb 2023 | $250 | $8.93 |
| Mar 2023 | $246 | $8.78 |
| Apr 2023 | $256 | $9.13 |
| May 2023 | $225 | $8.02 |
| Jun 2023 | $231 | $8.25 |
| Jul 2023 | $227 | $8.12 |
| Aug 2023 | $146 | $5.22 |
| Sep 2023 | $126 | $4.49 |
| Oct 2023 | $120 | $4.28 |
| Nov 2023 | $97 | $3.45 |
| Dec 2023 | $91 | $3.26 |
Where to host the Bitmain Antminer S15
| Site | Cooling | Rate | Uptime | Cost per BTC | Profit per month | All-in per unit | Year 1 return |
|---|---|---|---|---|---|---|---|
| UAE | Immersion | 6.5¢ | 99.3% | $219,045 | -$51 | — | — |
| Nigeria | Air-cooled | 4.5¢ | 73.6% | $151,647 | -$20 | — | — |
| Argentina | Air-cooled | 6.5¢ | 98.7% | $219,045 | -$51 | — | — |
Bitmain Antminer S15 specifications
| Specification | Value |
|---|---|
| Manufacturer | Bitmain |
| Model | Bitmain Antminer S15 |
| Release date | Dec 2018 |
| Algorithm | SHA-256 |
| Hashrate | 28 TH/s |
| Power consumption | 1596 W |
| Efficiency | 57 J/TH |
| Cooling | Air-cooled |
| Weight | 7 kg (approx.) |
Bitmain Antminer S15 FAQ
Can I buy the Bitmain Antminer S15?
The Bitmain Antminer S15 is outdated. Newer models make bitcoin far more cheaply.
Is the Bitmain Antminer S15 (28 TH/s) profitable?
As of Nov 2, 2026, hosted in Nigeria at 4.5¢/kWh, the Bitmain Antminer S15 (28 TH/s) is calculated to lose $0.65 daily, $19.70 monthly and $236.43 yearly after electricity, at a bitcoin price of $77,903. It always changes with bitcoin's price and network difficulty.
What does it cost to mine one bitcoin with the Bitmain Antminer S15?
Electricity to mine one bitcoin with the Bitmain Antminer S15 costs about $151,647 in Nigeria, and $219,045 in UAE and $219,045 in Argentina. Bitcoin trades at $77,903, so every coin it mines is made above the price of buying one.
What is the hashrate and power consumption of the Bitmain Antminer S15?
The Bitmain Antminer S15 produces 28 TH/s of SHA-256 hashrate and consumes 1,596 W, giving an efficiency of 57 J/TH.
What are the dimensions and weight of the Bitmain Antminer S15?
The Bitmain Antminer S15 measures about n/a and weighs around 7 kg.
Is the Bitmain Antminer S15 air-cooled or hydro-cooled?
The Bitmain Antminer S15 is air-cooled with fans. In the UAE we run air-cooled machines in immersion tanks instead, which keeps them cool in desert heat.
Where can the Bitmain Antminer S15 be hosted?
We can host the Bitmain Antminer S15 in UAE (6.5¢/kWh, 99.3% uptime, immersion), Nigeria (4.5¢/kWh, 73.6% uptime) and Argentina (6.5¢/kWh, 98.7% uptime). The bitcoin it mines goes straight to your own wallet.
How has the price of the Bitmain Antminer S15 changed?
The Bitmain Antminer S15 sold for $988 in Dec 2018 and $91 as of Dec 2023, down 91%. Over that time it ranged from $91 to $2,700.
When was the Bitmain Antminer S15 released?
Bitmain announced the Bitmain Antminer S15 in Dec 2018.