Antminer D9 vs Antminer T21
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer D9 | Specification | Antminer T21 |
|---|---|---|
| 1,770.0 GH/s | Taux de hachage | 190.0 TH/s |
| 2,839 W | Consommation électrique | 3,610 W |
| 1,604.0 J/TH | Efficiency | 19.0 J/TH |
| 75 dB | Niveau de bruit | 75 dB |
| 16.1 kg | Weight | 14.6 kg |
| 9,687 BTU/hr | BTU Output | 12,317 BTU/hr |
| 36/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| X11 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer D9
Antminer T21
Based on BTC price of $74,406 and current network difficulty as of Mar 17, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Antminer T21 l'emporte sur 3 des 5 facteurs (efficacité, hashrate, rapport qualité-prix). Le Antminer D9 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 D9Score: 36/100. 75 dB noise level.
Best for Efficiency
Antminer T2119.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer D9 or Antminer T21 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer T21 is more profitable at $-2.54/day compared to $-6.76/day for the Antminer D9. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer D9 or Antminer T21?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Antminer D9 or Antminer T21?
The Antminer D9 scores 36/100 on our Home Mining Score (vs 30/100 for the Antminer T21). 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 D9 and Antminer T21?
The Antminer D9 runs at 1,604.0 J/TH while the Antminer T21 runs at 19.0 J/TH — a difference of 1,585.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.