Bitmain S19k Pro vs MicroBT Whatsminer M3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain S19k Pro | Specification | MicroBT Whatsminer M3 |
|---|---|---|
| 120.0 TH/s | Hashrate | 12.0 TH/s |
| 2,760 W | Power Consumption | 2,000 W |
| 23.0 J/TH | Efficiency | 166.7 J/TH |
| 75 dB | Noise Level | — |
| 14.5 kg | Weight | 8,100.0 kg |
| 9,417 BTU/hr | BTU Output | 6,824 BTU/hr |
| 36/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain S19k Pro
MicroBT Whatsminer M3
Based on BTC price of $69,396 and current network difficulty as of Mar 24, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain S19k Pro wins on 4 of 5 factors (efficiency, hashrate, home mining score, noise level). The MicroBT Whatsminer M3 holds the edge in power consumption. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Bitmain S19k ProScore: 36/100. 75 dB noise level.
Best for Efficiency
Bitmain S19k Pro23.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain S19k Pro or MicroBT Whatsminer M3 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain S19k Pro is more profitable at $-3.01/day compared to $-4.44/day for the MicroBT Whatsminer M3. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain S19k Pro or MicroBT Whatsminer M3?
The Bitmain S19k Pro is quieter at 75 dB compared to the MicroBT Whatsminer M3 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain S19k Pro or MicroBT Whatsminer M3?
The Bitmain S19k Pro scores 36/100 on our Home Mining Score (vs 28/100 for the MicroBT Whatsminer M3). 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 M3?
The Bitmain S19k Pro runs at 23.0 J/TH while the MicroBT Whatsminer M3 runs at 166.7 J/TH — a difference of 143.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.