Bitmain · SHA-256
Bitmain Antminer S21 (175Th)
- Hashrate175 TH/s
- Power3,107 W
- Efficiency17.8 J/TH
- AlgorithmSHA-256
- ReleaseFeb 2024
Daily profit$3.16at $0.0335/kWh
Payback349 daysBest price $1,099
Income / day$5.65at today's BTC price and difficulty
Electricity / day−$2.5074.6 kWh a day
Income vs electricity · Mines BTC
from $1,099
Compare 2 offers
Where to buy 2
| Seller | Ships from | Availability | ROI | Price | View offer |
|---|---|---|---|---|---|
 Extended warrantyPay in instalmentsIn stock, fast delivery
|
United States | In stock | 349 days | $1,099 | $1,099View offer → |
 Cryptoware✓ Verified seller
|
United Kingdom | In stock | 384 days | $1,209 | $1,209View offer → |
Profit
| Income | Electricity | Profit | |
|---|---|---|---|
| Day | $5.65 | −$2.50 | $3.16 |
| Week | $39.57 | −$17.49 | $22.09 |
| Month | $169.60 | −$74.94 | $94.66 |
| Year | $2,063 | −$911.78 | $1,152 |
Price history
Average priceLowest price
Specifications
ManufacturerBitmain
ModelBitmain Antminer S21 (175Th)
ReleaseFeb 2024
AlgorithmSHA-256
Hashrate175 TH/s
Power3,107 W
Efficiency17.8 J/TH
Noise75 dB
Size400 × 195 × 290 mm
InterfaceEthernet
Temperature5–40 °C
Humidity5–95 %
About this miner
The Bitmain Antminer S21 (175Th) is an ASIC miner by Bitmain for the SHA-256 algorithm, rated at 175 TH/s on 3,107 W. It came out in February 2024. At 17.8 J/TH it is 13% more efficient than the median SHA-256 miner we track (20.4 J/TH). At $0.034/kWh it ranks #126 of 299 SHA-256 miners by daily profit, earning about $3.16 a day mining BTC. The best price on MinerPrices is $1,099. At today's rates it would pay for itself in about 349 days. At 75 dB it belongs in a dedicated mining site or hosting facility.
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