Antminer S21+ mining profitability

Bitmain ASIC. Mines SHA-256. At the maker on 4 November 2026: sold out, listed at $3,240.

Today the Antminer S21+ earns most on Bitcoin: $8.18 a day with merge-mined coins, and $1.34 after power at $0.08 a kWh. It pays for electricity up to $0.096 a kWh, and at $0.08 its list price pays back in 79.6 months at today's revenue.

Updated 10 November 2026. Revenue is before pool fees (usually 1–2%); difficulty and price change daily. Open in the calculator to set your own power price, pool fee, quantity and difficulty growth.

Specifications

#AlgorithmHashratePowerEfficiency
1SHA-256 power on wall @25°C inlet air216 TH/s3,564 W16.5 J/TH

What it earns on each coin

#CoinAlgorithmEarns a dayMerge-mined on topProfit a day at $0.08BreakevenA day’s coins vs volumeLast block
1BitcoinBTCSHA-256$7.76+$0.42$1.34$0.096/kWh0.11% · sells easily21 min
2Bitcoin SVBSVSHA-256$7.25—$0.41$0.085/kWh0.27% · sells easily—
3eCashXECSHA-256$6.78—−$0.064$0.079/kWh0.06% · sells easily39 min
4Bitcoin CashBCHSHA-256$5.60—−$1.24$0.066/kWh0.08% · sells easily19 min
5DigiByteDGBSHA-256$5.32—−$1.52$0.062/kWh0.19% · sells easily—
6Fractal BitcoinFB merge-mined, paid on topSHA-256$0.0020—on top—1.6% · sells easily—
7HathorHTR merge-mined, paid on topSHA-256$0.42—on top—0.09% · sells easily13 min
8ElastosELA merge-mined, paid on topSHA-256$0.000039—on top—0.02% · sells easily15 min

Figures from Bitmain, checked 4 November 2026.

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