GMO miner B3 vs MicroBT WhatsMiner M72
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| GMO miner B3 | Specification | MicroBT WhatsMiner M72 |
|---|---|---|
| 33.0 TH/s | Hashrate | 262.0 TH/s |
| 3,417 W | Power Consumption | 3,799 W |
| 103.6 J/TH | Efficiency | 14.5 J/TH |
| — | Noise Level | 75 dB |
| 5,000.0 kg | Weight | 25.5 kg |
| 11,659 BTU/hr | BTU Output | 12,962 BTU/hr |
| 22/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| GMO miner | Manufacturer | MicroBT |
Profitability Comparison
GMO miner B3
MicroBT WhatsMiner M72
Based on BTC price of $66,138 and current network difficulty as of Mar 28, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the MicroBT WhatsMiner M72 wins on 4 of 5 factors (efficiency, hashrate, home mining score, noise level). The GMO miner B3 holds the edge in power consumption. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
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
Is the GMO miner B3 or MicroBT WhatsMiner M72 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the MicroBT WhatsMiner M72 is more profitable at $-0.98/day compared to $-7.18/day for the GMO miner B3. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the GMO miner B3 or MicroBT WhatsMiner M72?
The MicroBT WhatsMiner M72 is quieter at 75 dB compared to the GMO miner B3 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the GMO miner B3 or MicroBT WhatsMiner M72?
The MicroBT WhatsMiner M72 scores 30/100 on our Home Mining Score (vs 22/100 for the GMO miner B3). 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 GMO miner B3 and MicroBT WhatsMiner M72?
The GMO miner B3 runs at 103.6 J/TH while the MicroBT WhatsMiner M72 runs at 14.5 J/TH — a difference of 89.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.