MicroBT Whatsminer M20S vs MicroBT WhatsMiner M70
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| MicroBT Whatsminer M20S | Specification | MicroBT WhatsMiner M70 |
|---|---|---|
| 68.0 TH/s | Hashrate | 236.0 TH/s |
| 3,360 W | Power Consumption | 3,422 W |
| 49.4 J/TH | Efficiency | 14.5 J/TH |
| — | Noise Level | 75 dB |
| 12,500.0 kg | Weight | 13.5 kg |
| 11,464 BTU/hr | BTU Output | 11,676 BTU/hr |
| 22/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| MicroBT | Manufacturer | MicroBT |
Profitability Comparison
MicroBT Whatsminer M20S
MicroBT WhatsMiner M70
Based on BTC price of $79,183 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the MicroBT WhatsMiner M70, which leads on 4 of 5 weighted factors (efficiency, hashrate, home mining score, noise level). Where it pulls away hardest is 247% more hashrate (68.0 vs 236.0 TH/s). The MicroBT Whatsminer M20S claws back ground on power consumption. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
The MicroBT Whatsminer M20S and MicroBT WhatsMiner M70 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- MicroBT WhatsMiner M70 247% more hashrate (68.0 vs 236.0 TH/s)
- MicroBT Whatsminer M20S 2% better power draw (3,360 vs 3,422 W)
- MicroBT WhatsMiner M70 71% better efficiency (49.4 vs 14.5 J/TH)
- MicroBT WhatsMiner M70 100% better weight (12,500.0 vs 13.5 kg)
- MicroBT WhatsMiner M70 2% more heat output (11,464 vs 11,676 BTU/hr)
- MicroBT WhatsMiner M70 64% more home mining score (22.0 vs 36.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| MicroBT Whatsminer M20S | Metric | MicroBT WhatsMiner M70 |
|---|---|---|
| $66 | Upfront cost (MSRP) | — |
| -$5.51 | Daily net profit | $0.66 |
| -$2,077 | Net after 1 year | +$239 |
| -$4,087 | Net after 2 years | +$478 |
| -$6,098 | Net after 3 years | +$717 |
| Does not pay back at current rates (negative daily profit) | Payback period | — |
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
MicroBT WhatsMiner M70$6.16/day higher profit at current rates.
Best for Home Mining
MicroBT WhatsMiner M70Score: 36/100. 75 dB noise level.
Best for Efficiency
MicroBT WhatsMiner M7014.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
MicroBT Whatsminer M20S vs MicroBT WhatsMiner M70: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the MicroBT WhatsMiner M70 is more profitable at $0.66/day compared to $-5.51/day for the MicroBT Whatsminer M20S. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the MicroBT Whatsminer M20S or the MicroBT WhatsMiner M70 better for noise-sensitive spaces?
The MicroBT WhatsMiner M70 is quieter at 75 dB compared to the MicroBT Whatsminer M20S at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the MicroBT Whatsminer M20S or the MicroBT WhatsMiner M70?
The MicroBT WhatsMiner M70 scores 36/100 on our Home Mining Score (vs 22/100 for the MicroBT Whatsminer M20S). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the MicroBT Whatsminer M20S and MicroBT WhatsMiner M70 on J/TH?
The MicroBT Whatsminer M20S runs at 49.4 J/TH while the MicroBT WhatsMiner M70 runs at 14.5 J/TH — a difference of 34.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 71% better efficiency (49.4 vs 14.5 J/TH).