Antminer S21 XP vs Avalon A1446
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S21 XP | Specification | Avalon A1446 |
|---|---|---|
| 270.0 TH/s | Taux de hachage | 135.0 TH/s |
| 3,645 W | Consommation électrique | 3,310 W |
| 13.5 J/TH | Efficiency | 24.5 J/TH |
| 75 dB | Niveau de bruit | 75 dB |
| 15.4 kg | Weight | 12.8 kg |
| 12,437 BTU/hr | BTU Output | 11,294 BTU/hr |
| 30/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Antminer S21 XP
Avalon A1446
Based on BTC price of $71,461 and current network difficulty as of Mar 25, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Antminer S21 XP l'emporte sur 2 des 5 facteurs (efficacité, hashrate). Le Avalon A1446 a l'avantage en consommation électrique and score de minage domestique 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
Avalon A1446Score: 36/100. 75 dB noise level.
Best for Efficiency
Antminer S21 XP13.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S21 XP or Avalon A1446 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S21 XP is more profitable at $-0.39/day compared to $-3.76/day for the Avalon A1446. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer S21 XP or Avalon A1446?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Antminer S21 XP or Avalon A1446?
The Avalon A1446 scores 36/100 on our Home Mining Score (vs 30/100 for the Antminer S21 XP). 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 XP and Avalon A1446?
The Antminer S21 XP runs at 13.5 J/TH while the Avalon A1446 runs at 24.5 J/TH — a difference of 11.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.