MicroBT Whatsminer M10 vs MicroBT Whatsminer M66
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| MicroBT Whatsminer M10 | Specification | MicroBT Whatsminer M66 |
|---|---|---|
| 33.0 TH/s | Hashrate | 238.0 TH/s |
| 2,145 W | Power Consumption | 4,736 W |
| 65.0 J/TH | Efficiency | 19.9 J/TH |
| — | Noise Level | — |
| 8,550.0 kg | Weight | 16.0 kg |
| 7,319 BTU/hr | BTU Output | 16,159 BTU/hr |
| 26/100 | Home Mining Score | 16/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| MicroBT | Manufacturer | MicroBT |
Profitability Comparison
MicroBT Whatsminer M10
MicroBT Whatsminer M66
Based on BTC price of $76,757 and current network difficulty as of May 18, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the MicroBT Whatsminer M66 wins on 3 of 5 factors (efficiency, hashrate, price-performance). The standout gap is 621% more hashrate (33.0 vs 238.0 TH/s) in the MicroBT Whatsminer M66's favour. That said, the MicroBT Whatsminer M10 isn't beaten everywhere — it still wins power consumption and home mining score. Cross-check the spec deltas and operating-cost table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the MicroBT Whatsminer M10 and MicroBT Whatsminer M66 sit on each measurable spec:
- MicroBT Whatsminer M66 621% more hashrate (33.0 vs 238.0 TH/s)
- MicroBT Whatsminer M10 55% better power draw (2,145 vs 4,736 W)
- MicroBT Whatsminer M66 69% better efficiency (65.0 vs 19.9 J/TH)
- MicroBT Whatsminer M66 100% better weight (8,550.0 vs 16.0 kg)
- MicroBT Whatsminer M66 121% more heat output (7,319 vs 16,159 BTU/hr)
- MicroBT Whatsminer M10 63% more home mining score (26.0 vs 16.0)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| MicroBT Whatsminer M10 | Metric | MicroBT Whatsminer M66 |
|---|---|---|
| $2,500 | Upfront cost (MSRP) | $3,672 |
| -$3.98 | Daily net profit | -$2.96 |
| -$3,954 | Net after 1 year | -$4,752 |
| -$5,407 | Net after 2 years | -$5,833 |
| -$6,861 | Net after 3 years | -$6,913 |
| Does not pay back at current rates (negative daily profit) | Payback period | Does not pay back at current rates (negative daily profit) |
Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
MicroBT Whatsminer M10Score: 26/100. 0 dB noise level.
Best for Efficiency
MicroBT Whatsminer M6619.9 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the MicroBT Whatsminer M10 or the MicroBT Whatsminer M66?
At the current BTC price and a $0.10/kWh electricity rate, the MicroBT Whatsminer M66 is more profitable at $-2.96/day compared to $-3.98/day for the MicroBT Whatsminer M10. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the MicroBT Whatsminer M10 or the MicroBT Whatsminer M66 better for noise-sensitive spaces?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
For mining at home, should I pick the MicroBT Whatsminer M10 or the MicroBT Whatsminer M66?
The MicroBT Whatsminer M10 scores 26/100 on our Home Mining Score (vs 16/100 for the MicroBT Whatsminer M66). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
What is the efficiency difference between MicroBT Whatsminer M10 and MicroBT Whatsminer M66?
The MicroBT Whatsminer M10 runs at 65.0 J/TH while the MicroBT Whatsminer M66 runs at 19.9 J/TH — a difference of 45.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 69% better efficiency (65.0 vs 19.9 J/TH).