Antminer S21 vs Whatsminer M30S++
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S21 | Specification | Whatsminer M30S++ |
|---|---|---|
| 200.0 TH/s | Taux de hachage | 112.0 TH/s |
| 3,500 W | Consommation électrique | 3,472 W |
| 17.5 J/TH | Efficiency | 31.0 J/TH |
| 75 dB | Niveau de bruit | 75 dB |
| 14.6 kg | Weight | 12.0 kg |
| 11,942 BTU/hr | BTU Output | 11,847 BTU/hr |
| 36/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Antminer S21
Whatsminer M30S++
Based on BTC price of $80,801 and current network difficulty as of May 11, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Antminer S21 l'emporte sur 2 des 4 facteurs (efficacité, hashrate). Le Whatsminer M30S++ 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
TieBoth miners are equally suitable for home use.
Best for Efficiency
Antminer S2117.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S21 or Whatsminer M30S++ more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S21 is more profitable at $-0.73/day compared to $-4.04/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 Antminer S21 or Whatsminer M30S++?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Antminer S21 or Whatsminer M30S++?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
What is the efficiency difference between Antminer S21 and Whatsminer M30S++?
The Antminer S21 runs at 17.5 J/TH while the Whatsminer M30S++ runs at 31.0 J/TH — a difference of 13.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.