Antminer S21 vs MicroBT Whatsminer M20S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S21 | Specification | MicroBT Whatsminer M20S |
|---|---|---|
| 200.0 TH/s | Taux de hachage | 68.0 TH/s |
| 3,500 W | Consommation électrique | 3,360 W |
| 17.5 J/TH | Efficiency | 49.4 J/TH |
| 75 dB | Niveau de bruit | — |
| 14.6 kg | Weight | 12,500.0 kg |
| 11,942 BTU/hr | BTU Output | 11,464 BTU/hr |
| 36/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Antminer S21
MicroBT Whatsminer M20S
Based on BTC price of $77,558 and current network difficulty as of Apr 24, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Antminer S21 l'emporte sur 4 des 6 facteurs (efficacité, hashrate, score de minage domestique, niveau sonore). Le MicroBT Whatsminer M20S a l'avantage en consommation électrique and rapport qualité-prix. 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 S21Score: 36/100. 75 dB noise level.
Best for Efficiency
Antminer S2117.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S21 or MicroBT Whatsminer M20S more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S21 is more profitable at $-1.21/day compared to $-5.62/day for the MicroBT Whatsminer M20S. 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 M20S?
The Antminer S21 is quieter at 75 dB compared to the MicroBT Whatsminer M20S 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 M20S?
The Antminer S21 scores 36/100 on our Home Mining Score (vs 22/100 for the MicroBT Whatsminer M20S). 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 M20S?
The Antminer S21 runs at 17.5 J/TH while the MicroBT Whatsminer M20S runs at 49.4 J/TH — a difference of 31.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.