Bitaxe Hex vs MicroBT WhatsMiner M73
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitaxe Hex | Specification | MicroBT WhatsMiner M73 |
|---|---|---|
| 3.0 TH/s | Taux de hachage | 512.0 TH/s |
| 90 W | Consommation électrique | 7,424 W |
| 30.0 J/TH | Efficiency | 14.5 J/TH |
| 45 dB | Niveau de bruit | 75 dB |
| 0.5 kg | Weight | 27.5 kg |
| 307 BTU/hr | BTU Output | 25,331 BTU/hr |
| 64/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| D-Central | Manufacturer | MicroBT |
Profitability Comparison
Bitaxe Hex
MicroBT WhatsMiner M73
Based on BTC price of $78,168 and current network difficulty as of May 17, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the MicroBT WhatsMiner M73 edges it: 2 of 5 factors go its way (efficacité, hashrate). Where it pulls away hardest is 16967% more hashrate (3.0 vs 512.0 TH/s). That said, the Bitaxe Hex isn't beaten everywhere — it still wins consommation électrique and score de minage domestique and niveau sonore. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Bitaxe Hex and MicroBT WhatsMiner M73 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- MicroBT WhatsMiner M73 16967% more hashrate (3.0 vs 512.0 TH/s)
- Bitaxe Hex 99% better power draw (90.0 vs 7,424.0 W)
- MicroBT WhatsMiner M73 52% better efficacité (30.0 vs 14.5 J/TH)
- Bitaxe Hex 40% better noise (45.0 vs 75.0 dB)
- Bitaxe Hex 98% better weight (0.5 vs 27.5 kg)
- MicroBT WhatsMiner M73 8148% more heat output (307 vs 25,331 BTU/hr)
- Bitaxe Hex 113% more score de minage domestique (64.0 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.
| Bitaxe Hex | Metric | MicroBT WhatsMiner M73 |
|---|---|---|
| $399 | Upfront cost (MSRP) | — |
| -$0.11 | Daily net profit | $0.60 |
| -$438 | Net after 1 year | +$219 |
| -$478 | Net after 2 years | +$438 |
| -$517 | Net after 3 years | +$657 |
| 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 M73$0.71/day higher profit at current rates.
Best for Home Mining
Bitaxe HexScore: 64/100. 45 dB noise level.
Best for Efficiency
MicroBT WhatsMiner M7314.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitaxe Hex vs MicroBT WhatsMiner M73: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the MicroBT WhatsMiner M73 is more profitable at $0.60/day compared to $-0.11/day for the Bitaxe Hex. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitaxe Hex vs MicroBT WhatsMiner M73: which runs at a lower noise level?
The Bitaxe Hex is quieter at 45 dB compared to the MicroBT WhatsMiner M73 at 75 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Bitaxe Hex or the MicroBT WhatsMiner M73?
The Bitaxe Hex scores 64/100 on our Home Mining Score (vs 30/100 for the MicroBT WhatsMiner M73). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Bitaxe Hex and MicroBT WhatsMiner M73 on J/TH?
The Bitaxe Hex runs at 30.0 J/TH while the MicroBT WhatsMiner M73 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).