MicroBT ASIC, immersion-cooled. Mines SHA-256. At the maker on 4 November 2026: in stock, listed at $2,208.
Today the WhatsMiner M66 earns most on Bitcoin: $10.45 a day with merge-mined coins, and $0.091 a day less than its power costs at $0.08 a kWh. It pays for electricity up to $0.079 a kWh.
Every coinCalculatorHardwareAPI
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.
| # | Algorithm | Hashrate | Power | Efficiency |
|---|---|---|---|---|
| 1 | SHA-256 | 276 TH/s | 5,492 W from J/TH | 19.9 J/TH |
| # | Coin | Algorithm | Earns a day | Merge-mined on top | Profit a day at $0.08 | Breakeven | A day’s coins vs volume | Last block |
|---|---|---|---|---|---|---|---|---|
| 1 | BitcoinBTC | SHA-256 | $9.92 | +$0.53 | −$0.091 | $0.079/kWh | 0.11% · sells easily | 21 min |
| 2 | Bitcoin SVBSV | SHA-256 | $9.27 | — | −$1.28 | $0.070/kWh | 0.27% · sells easily | — |
| 3 | eCashXEC | SHA-256 | $8.65 | — | −$1.89 | $0.066/kWh | 0.06% · sells easily | 39 min |
| 4 | Bitcoin CashBCH | SHA-256 | $7.16 | — | −$3.38 | $0.054/kWh | 0.08% · sells easily | 19 min |
| 5 | DigiByteDGB | SHA-256 | $6.79 | — | −$3.76 | $0.051/kWh | 0.19% · sells easily | — |
| 6 | Fractal BitcoinFB merge-mined, paid on top | SHA-256 | $0.0025 | — | on top | — | 1.6% · sells easily | — |
| 7 | HathorHTR merge-mined, paid on top | SHA-256 | $0.53 | — | on top | — | 0.09% · sells easily | 13 min |
| 8 | ElastosELA merge-mined, paid on top | SHA-256 | $0.000050 | — | on top | — | 0.02% · sells easily | 15 min |
Figures from MicroBT, checked 4 November 2026.
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