Bitmain Antminer S21 Immersion (301Th)
Bitmain Antminer S21 Immersion (301Th) vs Avalon A1246
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21 Immersion (301Th) | Specification | Avalon A1246 |
|---|---|---|
| 301.0 TH/s | Taux de hachage | 90.0 TH/s |
| 5,569 W | Consommation électrique | 3,420 W |
| 18.5 J/TH | Efficiency | 38.0 J/TH |
| 50 dB | Niveau de bruit | 75 dB |
| 17.2 kg | Weight | 12.3 kg |
| 19,001 BTU/hr | BTU Output | 11,669 BTU/hr |
| 44/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Bitmain Antminer S21 Immersion (301Th)
Avalon A1246
Based on BTC price of $74,149 and current network difficulty as of Mar 17, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitmain Antminer S21 Immersion (301Th) l'emporte sur 5 des 6 facteurs (efficacité, hashrate, score de minage domestique, niveau sonore, rapport qualité-prix). Le Avalon A1246 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
Bitmain Antminer S21 Immersion (301Th)Score: 44/100. 50 dB noise level.
Best for Efficiency
Bitmain Antminer S21 Immersion (301Th)18.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S21 Immersion (301Th) or Avalon A1246 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 Immersion (301Th) is more profitable at $-3.69/day compared to $-5.32/day for the Avalon A1246. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21 Immersion (301Th) or Avalon A1246?
The Bitmain Antminer S21 Immersion (301Th) is quieter at 50 dB compared to the Avalon A1246 at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S21 Immersion (301Th) or Avalon A1246?
The Bitmain Antminer S21 Immersion (301Th) scores 44/100 on our Home Mining Score (vs 36/100 for the Avalon A1246). 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 Antminer S21 Immersion (301Th) and Avalon A1246?
The Bitmain Antminer S21 Immersion (301Th) runs at 18.5 J/TH while the Avalon A1246 runs at 38.0 J/TH — a difference of 19.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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