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MicroBT
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ASIC
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Sha256
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RELEASED JUL 2026
MicroBT WhatsMiner M7A — ROI calculator
Profit /day
$2.66
Income /day
$26.66
0.0002537 BTC/day
Cost $24.00 @ $0.1/kWh
Hashrate
526.0Th/s
Sha256
Power · Efficiency
10000.0W
19.01 j/Th
MicroBT WhatsMiner M7A makes up to $2.66 a day, best on Sha256 hashpower sale. Also available: mining Sha256 at 526.0 Th/s ($-2.51/day). Pulling 10,000 W from the wall — at $0.10/kWh, profitable at today's rates.
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10 minutes ago
Similar miners ↓
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for MicroBT WhatsMiner M7A
Model payback, electricity, and first-year return for this rig.
Hardware cost
$5,000
Electricity rate
$0.10/kWh
Runtime per day
24
Pool fee
2.0%
Difficulty growth /yr
+0%
Net profit /day
$0.00
after electricity & fees
Payback period
—
—
First-year return
$0
—
Projected cumulative profit
The line crosses $0 on the day you break even. Everything above is pure profit.
Monthly P&L · 3-year horizon
Capital cost is booked in month 1. Cumulative columns include the rig purchase, so Net goes positive at true breakeven.
| Month | Earned (mo) | Cost burned (mo) | Cumulative earned | Cumulative cost | Net | % ROI |
|---|
Profit vs cost
cost 111.68%
Tap to switch · 7 sections ROI calculator 6/7
ROI calculator
ROI calculator for MicroBT WhatsMiner M7A
Model payback, electricity, and first-year return for this rig.
Hardware cost
$5,000
Electricity rate
$0.10/kWh
Runtime per day
24
Pool fee
2.0%
Difficulty growth /yr
+0%
Net profit /day
$0.00
after electricity & fees
Payback period
—
—
First-year return
$0
—
Projected cumulative profit
The line crosses $0 on the day you break even. Everything above is pure profit.
Monthly P&L · 3-year horizon
Capital cost is booked in month 1. Cumulative columns include the rig purchase, so Net goes positive at true breakeven.
| Month | Earned (mo) | Cost burned (mo) | Cumulative earned | Cumulative cost | Net | % ROI |
|---|
Frequently asked
About the MicroBT WhatsMiner M7A
Is the MicroBT WhatsMiner M7A profitable?
As of October 2026, the MicroBT WhatsMiner M7A earns $-2.06/day mining Sha256 at an electricity cost of $0.1/kWh. At this electricity rate it is not profitable.
What is the payback period for the MicroBT WhatsMiner M7A?
Payback equals hardware cost divided by daily profit. The ROI calculator on this page projects payback months for the MicroBT WhatsMiner M7A at $0.1/kWh — adjust the electricity rate and the hardware cost to match your scenario. Most miners aim for 12–24 month payback on new hardware.
What's the break-even electricity rate for the MicroBT WhatsMiner M7A?
Break-even electricity is the rate above which the MicroBT WhatsMiner M7A stops being profitable. The calculator below derives it from the rig's revenue and power draw — anything below this rate yields positive daily profit, anything above turns the rig into a net loss.