MicroBT Whatsminer M61 vs MicroBT WhatsMiner M79
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| MicroBT Whatsminer M61 | Specification | MicroBT WhatsMiner M79 |
|---|---|---|
| 200.0 TH/s | Hashrate | 920.0 TH/s |
| 3,980 W | Power Consumption | 13,340 W |
| 19.9 J/TH | Efficiency | 14.5 J/TH |
| 75 dB | Noise Level | 50 dB |
| 13.5 kg | Weight | 37.0 kg |
| 13,580 BTU/hr | BTU Output | 45,516 BTU/hr |
| 30/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| MicroBT | Manufacturer | MicroBT |
Profitability Comparison
MicroBT Whatsminer M61
MicroBT WhatsMiner M79
Based on BTC price of $79,032 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the MicroBT WhatsMiner M79 edges it: 4 of 5 factors go its way (efficiency, hashrate, home mining score, noise level). The standout gap is 360% more hashrate (200 vs 920 TH/s) in the MicroBT WhatsMiner M79's favour. That said, the MicroBT Whatsminer M61 isn't beaten everywhere — it still wins power consumption. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Here is every spec where the MicroBT Whatsminer M61 and MicroBT WhatsMiner M79 actually differ, with the gap quantified:
- MicroBT WhatsMiner M79 360% more hashrate (200 vs 920 TH/s)
- MicroBT Whatsminer M61 70% better power draw (3,980 vs 13,340 W)
- MicroBT WhatsMiner M79 27% better efficiency (19.9 vs 14.5 J/TH)
- MicroBT WhatsMiner M79 33% better noise (75.0 vs 50.0 dB)
- MicroBT Whatsminer M61 64% better weight (13.5 vs 37.0 kg)
- MicroBT WhatsMiner M79 235% more heat output (13,580 vs 45,516 BTU/hr)
- MicroBT WhatsMiner M79 47% more home mining score (30.0 vs 44.0)
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 M61 | Metric | MicroBT WhatsMiner M79 |
|---|---|---|
| $2,200 | Upfront cost (MSRP) | — |
| -$2.28 | Daily net profit | $1.44 |
| -$3,032 | Net after 1 year | +$527 |
| -$3,863 | Net after 2 years | +$1,054 |
| -$4,695 | Net after 3 years | +$1,581 |
| 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 M79$3.72/day higher profit at current rates.
Best for Home Mining
MicroBT WhatsMiner M79Score: 44/100. 50 dB noise level.
Best for Efficiency
MicroBT WhatsMiner M7914.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the MicroBT Whatsminer M61 or the MicroBT WhatsMiner M79?
At the current BTC price and a $0.10/kWh electricity rate, the MicroBT WhatsMiner M79 is more profitable at $1.44/day compared to $-2.28/day for the MicroBT Whatsminer M61. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
MicroBT Whatsminer M61 vs MicroBT WhatsMiner M79: which runs at a lower noise level?
The MicroBT WhatsMiner M79 is quieter at 50 dB compared to the MicroBT Whatsminer M61 at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the MicroBT Whatsminer M61 or MicroBT WhatsMiner M79?
The MicroBT WhatsMiner M79 scores 44/100 on our Home Mining Score (vs 30/100 for the MicroBT Whatsminer M61). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
MicroBT Whatsminer M61 vs MicroBT WhatsMiner M79: how much does the efficiency gap matter?
The MicroBT Whatsminer M61 runs at 19.9 J/TH while the MicroBT WhatsMiner M79 runs at 14.5 J/TH — a difference of 5.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 27% better efficiency (19.9 vs 14.5 J/TH).