NerdQAxe++ vs MicroBT WhatsMiner M78
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| NerdQAxe++ | Specification | MicroBT WhatsMiner M78 |
|---|---|---|
| 4.0 TH/s | Taux de hachage | 464.0 TH/s |
| 120 W | Consommation électrique | 6,728 W |
| 30.0 J/TH | Efficiency | 14.5 J/TH |
| 42 dB | Niveau de bruit | 75 dB |
| 0.5 kg | Weight | 18.0 kg |
| 409 BTU/hr | BTU Output | 22,956 BTU/hr |
| 58/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| D-Central | Manufacturer | MicroBT |
Profitability Comparison
NerdQAxe++
MicroBT WhatsMiner M78
Based on BTC price of $62,527 and current network difficulty as of Jun 4, 2026. Actual results vary.
Verdict
Weighing six performance factors, the MicroBT WhatsMiner M78 comes out ahead — it takes 2 of 5 (efficacité, hashrate). Its biggest concrete edge: 11500% more hashrate (4.0 vs 464.0 TH/s). The NerdQAxe++ claws back ground on consommation électrique and score de minage domestique and niveau sonore. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
The NerdQAxe++ and MicroBT WhatsMiner M78 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- MicroBT WhatsMiner M78 11500% more hashrate (4.0 vs 464.0 TH/s)
- NerdQAxe++ 98% better power draw (120 vs 6,728 W)
- MicroBT WhatsMiner M78 52% better efficacité (30.0 vs 14.5 J/TH)
- NerdQAxe++ 44% better noise (42.0 vs 75.0 dB)
- NerdQAxe++ 97% better weight (0.5 vs 18.0 kg)
- MicroBT WhatsMiner M78 5507% more heat output (409 vs 22,956 BTU/hr)
- NerdQAxe++ 93% more score de minage domestique (58.0 vs 30.0)
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.
| NerdQAxe++ | Metric | MicroBT WhatsMiner M78 |
|---|---|---|
| $349 | Upfront cost (MSRP) | — |
| -$0.17 | Daily net profit | -$3.02 |
| -$413 | Net after 1 year | -$1,103 |
| -$477 | Net after 2 years | -$2,206 |
| -$540 | Net after 3 years | -$3,309 |
| 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
TieBoth miners produce similar daily profit.
Best for Home Mining
NerdQAxe++Score: 58/100. 42 dB noise level.
Best for Efficiency
MicroBT WhatsMiner M7814.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the NerdQAxe++ or MicroBT WhatsMiner M78 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the NerdQAxe++ is more profitable at $-0.17/day compared to $-3.02/day for the MicroBT WhatsMiner M78. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the NerdQAxe++ or the MicroBT WhatsMiner M78 better for noise-sensitive spaces?
The NerdQAxe++ is quieter at 42 dB compared to the MicroBT WhatsMiner M78 at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the NerdQAxe++ or MicroBT WhatsMiner M78?
The NerdQAxe++ scores 58/100 on our Home Mining Score (vs 30/100 for the MicroBT WhatsMiner M78). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
NerdQAxe++ vs MicroBT WhatsMiner M78: how much does the efficiency gap matter?
The NerdQAxe++ runs at 30.0 J/TH while the MicroBT WhatsMiner M78 runs at 14.5 J/TH — a difference of 15.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 52% better efficacité (30.0 vs 14.5 J/TH).