MicroBT Whatsminer M21 vs Whatsminer M30S+
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| MicroBT Whatsminer M21 | Specification | Whatsminer M30S+ |
|---|---|---|
| 31.0 TH/s | Taux de hachage | 100.0 TH/s |
| 1,860 W | Consommation électrique | 3,400 W |
| 60.0 J/TH | Efficiency | 34.0 J/TH |
| — | Niveau de bruit | 75 dB |
| 7,150.0 kg | Weight | 11.5 kg |
| 6,346 BTU/hr | BTU Output | 11,601 BTU/hr |
| 28/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| MicroBT | Manufacturer | MicroBT |
Profitability Comparison
MicroBT Whatsminer M21
Whatsminer M30S+
Based on BTC price of $74,413 and current network difficulty as of Mar 17, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Whatsminer M30S+ l'emporte sur 4 des 5 facteurs (efficacité, hashrate, score de minage domestique, niveau sonore). Le MicroBT Whatsminer M21 a l'avantage en consommation électrique. Consultez les spécifications détaillées et les calculs de rentabilité ci-dessus pour déterminer quel mineur convient le mieux à votre installation.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Whatsminer M30S+Score: 36/100. 75 dB noise level.
Best for Efficiency
Whatsminer M30S+34.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the MicroBT Whatsminer M21 or Whatsminer M30S+ more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the MicroBT Whatsminer M21 is more profitable at $-3.46/day compared to $-4.93/day for the Whatsminer M30S+. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the MicroBT Whatsminer M21 or Whatsminer M30S+?
The Whatsminer M30S+ is quieter at 75 dB compared to the MicroBT Whatsminer M21 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the MicroBT Whatsminer M21 or Whatsminer M30S+?
The Whatsminer M30S+ scores 36/100 on our Home Mining Score (vs 28/100 for the MicroBT Whatsminer M21). 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 MicroBT Whatsminer M21 and Whatsminer M30S+?
The MicroBT Whatsminer M21 runs at 60.0 J/TH while the Whatsminer M30S+ runs at 34.0 J/TH — a difference of 26.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.