Antminer S9i vs Canaan AvalonMiner 921
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S9i | Specification | Canaan AvalonMiner 921 |
|---|---|---|
| 14.0 TH/s | Taux de hachage | 20.0 TH/s |
| 1,320 W | Consommation électrique | 1,700 W |
| 94.3 J/TH | Efficiency | 85.0 J/TH |
| 76 dB | Niveau de bruit | — |
| 4.2 kg | Weight | — |
| 4,504 BTU/hr | BTU Output | 5,800 BTU/hr |
| 83/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Antminer S9i
Canaan AvalonMiner 921
Based on BTC price of $74,301 and current network difficulty as of Mar 17, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Canaan AvalonMiner 921 l'emporte sur 2 des 5 facteurs (efficacité, hashrate). Le Antminer S9i a l'avantage en consommation électrique and score de minage domestique and niveau sonore. 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 S9iScore: 83/100. 76 dB noise level.
Best for Efficiency
Canaan AvalonMiner 92185.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S9i or Canaan AvalonMiner 921 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S9i is more profitable at $-2.72/day compared to $-3.44/day for the Canaan AvalonMiner 921. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer S9i or Canaan AvalonMiner 921?
The Antminer S9i is quieter at 76 dB compared to the Canaan AvalonMiner 921 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer S9i or Canaan AvalonMiner 921?
The Antminer S9i scores 83/100 on our Home Mining Score (vs 28/100 for the Canaan AvalonMiner 921). 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 S9i and Canaan AvalonMiner 921?
The Antminer S9i runs at 94.3 J/TH while the Canaan AvalonMiner 921 runs at 85.0 J/TH — a difference of 9.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.