MicroBT Whatsminer M21 vs MicroBT WhatsMiner M72
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| MicroBT Whatsminer M21 | Specification | MicroBT WhatsMiner M72 |
|---|---|---|
| 31.0 TH/s | Taux de hachage | 262.0 TH/s |
| 1,860 W | Consommation électrique | 3,799 W |
| 60.0 J/TH | Efficiency | 14.5 J/TH |
| — | Niveau de bruit | 75 dB |
| 7.2 kg | Weight | 25.5 kg |
| 6,346 BTU/hr | BTU Output | 12,962 BTU/hr |
| 28/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| MicroBT | Manufacturer | MicroBT |
Profitability Comparison
MicroBT Whatsminer M21
MicroBT WhatsMiner M72
Based on BTC price of $64,340 and current network difficulty as of Jun 4, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the MicroBT WhatsMiner M72, which leads on 4 of 5 weighted factors (efficacité, hashrate, score de minage domestique, niveau sonore). Where it pulls away hardest is 745% more hashrate (31.0 vs 262.0 TH/s). That said, the MicroBT Whatsminer M21 isn't beaten everywhere — it still wins consommation électrique. Cross-check the spec deltas and operating-cost table above against your own electricity rate before deciding.
Spec Deltas
The MicroBT Whatsminer M21 and MicroBT WhatsMiner M72 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- MicroBT WhatsMiner M72 745% more hashrate (31.0 vs 262.0 TH/s)
- MicroBT Whatsminer M21 51% better power draw (1,860 vs 3,799 W)
- MicroBT WhatsMiner M72 76% better efficacité (60.0 vs 14.5 J/TH)
- MicroBT Whatsminer M21 72% better weight (7.2 vs 25.5 kg)
- MicroBT WhatsMiner M72 104% more heat output (6,346 vs 12,962 BTU/hr)
- MicroBT WhatsMiner M72 7% more score de minage domestique (28.0 vs 30.0)
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
MicroBT WhatsMiner M72Score: 30/100. 75 dB noise level.
Best for Efficiency
MicroBT WhatsMiner M7214.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the MicroBT Whatsminer M21 or the MicroBT WhatsMiner M72?
At the current BTC price and a $0.10/kWh electricity rate, the MicroBT WhatsMiner M72 is more profitable at $-1.49/day compared to $-3.56/day for the MicroBT Whatsminer M21. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the MicroBT Whatsminer M21 or MicroBT WhatsMiner M72?
The MicroBT WhatsMiner M72 is quieter at 75 dB compared to the MicroBT Whatsminer M21 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
MicroBT Whatsminer M21 vs MicroBT WhatsMiner M72: which fits a residential setup better?
The MicroBT WhatsMiner M72 scores 30/100 on our Home Mining Score (vs 28/100 for the MicroBT Whatsminer M21). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
MicroBT Whatsminer M21 vs MicroBT WhatsMiner M72: how much does the efficiency gap matter?
The MicroBT Whatsminer M21 runs at 60.0 J/TH while the MicroBT WhatsMiner M72 runs at 14.5 J/TH — a difference of 45.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 76% better efficacité (60.0 vs 14.5 J/TH).