Antminer S21+ vs MicroBT Whatsminer M3
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S21+ | Specification | MicroBT Whatsminer M3 |
|---|---|---|
| 216.0 TH/s | Taux de hachage | 12.0 TH/s |
| 3,564 W | Consommation électrique | 2,000 W |
| 16.5 J/TH | Efficiency | 166.7 J/TH |
| 75 dB | Niveau de bruit | — |
| 15.0 kg | Weight | 8,100.0 kg |
| 12,160 BTU/hr | BTU Output | 6,824 BTU/hr |
| 30/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Antminer S21+
MicroBT Whatsminer M3
Based on BTC price of $70,862 and current network difficulty as of Mar 25, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Antminer S21+ l'emporte sur 4 des 5 facteurs (efficacité, hashrate, score de minage domestique, niveau sonore). Le MicroBT Whatsminer M3 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
Antminer S21+Score: 30/100. 75 dB noise level.
Best for Efficiency
Antminer S21+16.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S21+ or MicroBT Whatsminer M3 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S21+ is more profitable at $-1.92/day compared to $-4.43/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 Antminer S21+ or MicroBT Whatsminer M3?
The Antminer S21+ 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 Antminer S21+ or MicroBT Whatsminer M3?
The Antminer S21+ scores 30/100 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 Antminer S21+ and MicroBT Whatsminer M3?
The Antminer S21+ runs at 16.5 J/TH while the MicroBT Whatsminer M3 runs at 166.7 J/TH — a difference of 150.2 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.