Is the Antminer S21 Hyd currently profitable?
At $0.12/kWh, the current estimate is -$1.99 per day after electricity. This is an estimated operating loss before pool fees, downtime, cooling, and other costs.
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Antminer
Antminer S21 Hyd
SHA-256BTCProfitability data: Aug 28, 2026
Antminer S21 Hyd is an ASIC miner for the SHA-256 algorithm with a rated hashrate of 335TH/s and a power draw of 5360W. At $0.12/kWh, its latest estimated gross mining revenue is $13.44 per day and electricity costs $15.44 per day, resulting in -$1.99 per day after electricity. Pool fees, downtime, cooling, and other operating costs are not included.
Gross Mining Revenue
$13.44
Hashrate
335TH/s
Electricity Cost
$15.44
Power
5360W
Net Profit After Electricity
-$1.99
Daily Mining Output
0.000167BTC
Daily estimates use $0.12/kWh. Pool fees, downtime, cooling, and other operating costs are excluded.
Antminer S21 Hyd Profitability by Electricity Rate
Compare estimated daily operating cost and net mining profit before pool fees, downtime, cooling, and other expenses.
$0.05/kWh$6.43$7.01$210.34
$0.08/kWh$10.29$3.15$94.57
$0.10/kWh$12.86$0.58$17.38
$0.12/kWh$15.44-$1.99-$59.80
$0.15/kWh$19.30-$5.85-$175.58
30-Day Antminer S21 Hyd Net Profit Trend
Last 30 daily snapshots for BTC at the current hashrate.
1 Week Net Profit-$16.43
Available Period Net Profit-$125.37
Projected 1-Year Net Profit-$1,525.32
2026-07-302026-08-28
Real-World Antminer S21 Hyd Hashrate, Power and Noise Tests
Compare published specifications with measurements reported in 3 video sources.
Average Hashrate
284.62 TH/s
Spec: 335TH/s
Low -15.0% vs spec2 videos
Average Power
4154 W
Spec: 5360W
Low -22.5% vs spec2 videos
Average Noise
-
Spec: -
N/A vs spec0 videos
BTC Mining Pools for Antminer S21 Hyd
Visible pools that support BTC; verify current fees and payout terms with each pool before mining.
Frequently Asked Questions About Antminer S21 Hyd
Answers use the specifications and latest data displayed on this page.
How much electricity does the Antminer S21 Hyd use?
Its published power draw is 5360W, equal to approximately 128.64 kWh over 24 hours at continuous load.
What can the Antminer S21 Hyd mine?
The Antminer S21 Hyd is designed for the SHA-256 algorithm. The latest eligible profitability dataset uses BTC for the estimate shown above.
What is the power efficiency of the Antminer S21 Hyd?
Based on the published hashrate and power draw, its calculated efficiency is 16.0 J/TH. Lower energy use per unit of hashrate generally reduces electricity cost for the same mining output.
Compare Antminer S21 Hyd with Similar ASIC Miners
Compare miners using the same SHA-256 algorithm with the closest published hashrates.
Estimates depend on network conditions, coin prices, hardware performance, and electricity rates. Verify current inputs before making purchasing or operating decisions.