Antminer S19 vs MicroBT WhatsMiner M73
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S19 | Specification | MicroBT WhatsMiner M73 |
|---|---|---|
| 95.0 TH/s | Hashrate | 512.0 TH/s |
| 3,250 W | Power Consumption | 7,424 W |
| 34.2 J/TH | Efficiency | 14.5 J/TH |
| 75 dB | Noise Level | 75 dB |
| 14.4 kg | Weight | 27.5 kg |
| 11,089 BTU/hr | BTU Output | 25,331 BTU/hr |
| 84/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Antminer S19
MicroBT WhatsMiner M73
Based on BTC price of $79,115 and current network difficulty as of May 15, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the MicroBT WhatsMiner M73, which leads on 2 of 4 weighted factors (efficiency, hashrate). The standout gap is 439% more hashrate (95.0 vs 512.0 TH/s) in the MicroBT WhatsMiner M73's favour. That said, the Antminer S19 isn't beaten everywhere — it still wins power consumption and home mining score. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.
Spec Deltas
Stripped to the numbers, this is how far apart the Antminer S19 and MicroBT WhatsMiner M73 sit on each measurable spec:
- MicroBT WhatsMiner M73 439% more hashrate (95.0 vs 512.0 TH/s)
- Antminer S19 56% better power draw (3,250 vs 7,424 W)
- MicroBT WhatsMiner M73 58% better efficiency (34.2 vs 14.5 J/TH)
- Antminer S19 48% better weight (14.4 vs 27.5 kg)
- MicroBT WhatsMiner M73 128% more heat output (11,089 vs 25,331 BTU/hr)
- Antminer S19 180% more home mining score (84.0 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.
| Antminer S19 | Metric | MicroBT WhatsMiner M73 |
|---|---|---|
| $2,000 | Upfront cost (MSRP) | — |
| -$4.34 | Daily net profit | $0.82 |
| -$3,585 | Net after 1 year | +$300 |
| -$5,169 | Net after 2 years | +$601 |
| -$6,754 | Net after 3 years | +$901 |
| 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$5.16/day higher profit at current rates.
Best for Home Mining
Antminer S19Score: 84/100. 75 dB noise level.
Best for Efficiency
MicroBT WhatsMiner M7314.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Antminer S19 or the MicroBT WhatsMiner M73?
At the current BTC price and a $0.10/kWh electricity rate, the MicroBT WhatsMiner M73 is more profitable at $0.82/day compared to $-4.34/day for the Antminer S19. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Antminer S19 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 Antminer S19 or the MicroBT WhatsMiner M73?
The Antminer S19 scores 84/100 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 Antminer S19 and MicroBT WhatsMiner M73 on J/TH?
The Antminer S19 runs at 34.2 J/TH while the MicroBT WhatsMiner M73 runs at 14.5 J/TH — a difference of 19.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 58% better efficiency (34.2 vs 14.5 J/TH).