Antminer S9j vs Bitmain S19k Pro
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S9j | Specification | Bitmain S19k Pro |
|---|---|---|
| 14.5 TH/s | Taux de hachage | 120.0 TH/s |
| 1,350 W | Consommation électrique | 2,760 W |
| 93.1 J/TH | Efficiency | 23.0 J/TH |
| 76 dB | Niveau de bruit | 75 dB |
| 4.2 kg | Weight | 14.5 kg |
| 4,606 BTU/hr | BTU Output | 9,417 BTU/hr |
| 83/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer S9j
Bitmain S19k Pro
Based on BTC price of $73,643 and current network difficulty as of Mar 17, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitmain S19k Pro l'emporte sur 3 des 5 facteurs (efficacité, hashrate, niveau sonore). Le Antminer S9j a l'avantage en consommation électrique and score de minage domestique. 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 S9jScore: 83/100. 76 dB noise level.
Best for Efficiency
Bitmain S19k Pro23.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S9j or Bitmain S19k Pro more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S9j is more profitable at $-2.78/day compared to $-2.79/day for the Bitmain S19k Pro. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer S9j or Bitmain S19k Pro?
The Bitmain S19k Pro is quieter at 75 dB compared to the Antminer S9j at 76 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer S9j or Bitmain S19k Pro?
The Antminer S9j scores 83/100 on our Home Mining Score (vs 36/100 for the Bitmain S19k Pro). 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 S9j and Bitmain S19k Pro?
The Antminer S9j runs at 93.1 J/TH while the Bitmain S19k Pro runs at 23.0 J/TH — a difference of 70.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.