MicroBT Whatsminer M31S
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MicroBTSHA-256BTC
Whatsminer M31S
76 TH/s3,220 WAir-cooled
Profit / day
-$3.91/day
after power at $0.08/kWh
Efficiency
42.37J/TH
Availability
Not stockedWe don’t carry this model. Ask and we’ll try to source one.—
Profitability · SHA-256 · BTC
Is the Whatsminer M31S profitable?
Not at $0.08 per kWh. The MicroBT Whatsminer M31S mines Bitcoin on the SHA-256 algorithm at 76 TH/s, drawing 3,220 W (42.4 J/TH). At $0.08 per kWh it earns about $2.27 a day but spends $6.18 on power, so it loses $3.91 a day.
It’s #187 of 269 SHA-256 miners on efficiency. It isn’t in stock with us at the moment. It’s an air-cooled unit, released in April 2020.
- Break-even power price
- $0.029/kWh
- Daily profit rank
- #452of 533
It only makes money below this.
Across every miner we track.
Whatsminer M31S specifications
Other coins it can mine
Mine instead
BitcoinBTCRanked on
$2.270.0000302 BTC
–
0.0000087%
$31.0B
−2.0%
QuaiQUAI
$2.71375.39 QUAI
+19%
0.10%
$90kLow liquidity
+14.8%
eCashXEC
$2.49442,235 XEC
+10%
0.18%
$2.7M
−6.5%
Bitcoin CashBCH
$2.220.00931 BCH
−2%
0.0022%
$140.1M
−13.9%
DigiByte (SHA-256)DGB
$1.61534.77 DGB
−29%
0.19%
$2.3M
−4.1%
Paid on top
Fractal BitcoinFB
+<$0.010.000384 FB
+<1%
0.000009%
$2.4M
−19.0%Volatile
NamecoinNMC
+<$0.010.0000326 NMC
+<1%
0.000009%
$0Illiquid
+0.4%
ElastosELA
+<$0.010.0000326 ELA
+<1%
0.000009%
$311k
−38.1%Highly volatile
HathorHTR
+<$0.010.00293 HTR
+<1%
0.000009%
$69kLow liquidity
−17.1%Volatile
Max potential profitUnlikely
-$3.91/day
-$3.91 BTC profit + <$0.01 paid on top
How it compares · SHA-256 miners
| Miner | Rank | Efficiency | Profit / day |
|---|---|---|---|
| Bitmain Antminer S23 Hyd 3U (1.16 PH) | #1 | 9.5 J/TH | $13.48 |
| Bitdeer SealMiner A4 Ultra Hydro | #2 | 9.4 J/TH | $10.38 |
| Bitmain Antminer S23e Hyd U2H (865T) | #3 | 10.0 J/TH | $9.22 |
| Bitmain Antminer S23e Hyd 2U (865Th) | #4 | 10.0 J/TH | $9.22 |
| MicroBT Whatsminer M30SEarlier model | #228 | 38.0 J/TH | -$3.71 |
| MicroBT Whatsminer M31SThis miner | #233 | 42.4 J/TH | -$3.91 |
| StrongU Hornbill H8 Pro | #234 | 40.0 J/TH | -$3.94 |
| MicroBT Whatsminer M31S+ | #238 | 42.0 J/TH | -$4.06 |
| Canaan AvalonMiner 1166 Pro | #239 | 42.0 J/TH | -$4.11 |
| MicroBT Whatsminer M32Newer model | #249 | 54.0 J/TH | -$4.58 |
More from MicroBT
| Miner | Profit / day |
|---|---|
| MicroBT WhatsMiner M7AS+SHA-256 | $3.52 |
| MicroBT WhatsMiner M7DSSHA-256 | $2.64 |
| MicroBT WhatsMiner M73S+SHA-256 | $2.30 |
| MicroBT WhatsMiner M79SSHA-256 | $1.91 |
| MicroBT WhatsMiner M76S+SHA-256 | $1.66 |
Figures updated 00:01 UTC, 10 November 2026, using today’s network difficulty and coin prices. Estimates, not financial advice.