Bitmain S19k Pro vs MicroBT WhatsMiner M73
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain S19k Pro | Specification | MicroBT WhatsMiner M73 |
|---|---|---|
| 120.0 TH/s | Taux de hachage | 512.0 TH/s |
| 2,760 W | Consommation électrique | 7,424 W |
| 23.0 J/TH | Efficiency | 14.5 J/TH |
| 75 dB | Niveau de bruit | 75 dB |
| 14.5 kg | Weight | 27.5 kg |
| 9,417 BTU/hr | BTU Output | 25,331 BTU/hr |
| 36/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain S19k Pro
MicroBT WhatsMiner M73
Based on BTC price of $78,208 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le MicroBT WhatsMiner M73 l'emporte sur 2 des 4 facteurs (efficacité, hashrate). The standout gap is 327% more hashrate (120 vs 512 TH/s) in the MicroBT WhatsMiner M73's favour. The Bitmain S19k Pro holds the edge in consommation électrique and score de minage domestique. 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 Bitmain S19k Pro and MicroBT WhatsMiner M73 actually differ, with the gap quantified:
- MicroBT WhatsMiner M73 327% more hashrate (120 vs 512 TH/s)
- Bitmain S19k Pro 63% better power draw (2,760 vs 7,424 W)
- MicroBT WhatsMiner M73 37% better efficacité (23.0 vs 14.5 J/TH)
- Bitmain S19k Pro 47% better weight (14.5 vs 27.5 kg)
- MicroBT WhatsMiner M73 169% more heat output (9,417 vs 25,331 BTU/hr)
- Bitmain S19k Pro 20% more score de minage domestique (36.0 vs 30.0)
Cost & ROI Over Time
Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.
| Bitmain S19k Pro | Metric | MicroBT WhatsMiner M73 |
|---|---|---|
| $313 | Upfront cost (MSRP) | — |
| -$2.31 | Daily net profit | $0.61 |
| -$1,155 | Net after 1 year | +$222 |
| -$1,996 | Net after 2 years | +$445 |
| -$2,837 | Net after 3 years | +$667 |
| 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$2.91/day higher profit at current rates.
Best for Home Mining
Bitmain S19k ProScore: 36/100. 75 dB noise level.
Best for Efficiency
MicroBT WhatsMiner M7314.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitmain S19k Pro 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 $0.61/day compared to $-2.31/day for the Bitmain S19k Pro. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitmain S19k Pro vs MicroBT WhatsMiner M73: which runs at a lower noise level?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
For mining at home, should I pick the Bitmain S19k Pro or the MicroBT WhatsMiner M73?
The Bitmain S19k Pro scores 36/100 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.
What is the efficiency difference between Bitmain S19k Pro and MicroBT WhatsMiner M73?
The Bitmain S19k Pro runs at 23.0 J/TH while the MicroBT WhatsMiner M73 runs at 14.5 J/TH — a difference of 8.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 37% better efficacité (23.0 vs 14.5 J/TH).