Antminer S21 Pro vs StrongU STU-U8
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S21 Pro | Specification | StrongU STU-U8 |
|---|---|---|
| 234.0 TH/s | Taux de hachage | 46.0 TH/s |
| 3,510 W | Consommation électrique | 2,100 W |
| 15.0 J/TH | Efficiency | 45.7 J/TH |
| 75 dB | Niveau de bruit | — |
| 15.0 kg | Weight | 8,200.0 kg |
| 11,976 BTU/hr | BTU Output | 7,165 BTU/hr |
| 30/100 | Home Mining Score | 26/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | StrongU |
Profitability Comparison
Antminer S21 Pro
StrongU STU-U8
Based on BTC price of $77,607 and current network difficulty as of Apr 24, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Antminer S21 Pro l'emporte sur 4 des 5 facteurs (efficacité, hashrate, score de minage domestique, niveau sonore). Le StrongU STU-U8 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
Antminer S21 ProScore: 30/100. 75 dB noise level.
Best for Efficiency
Antminer S21 Pro15.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S21 Pro or StrongU STU-U8 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Antminer S21 Pro is more profitable at $0.00/day compared to $-3.38/day for the StrongU STU-U8. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer S21 Pro or StrongU STU-U8?
The Antminer S21 Pro is quieter at 75 dB compared to the StrongU STU-U8 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer S21 Pro or StrongU STU-U8?
The Antminer S21 Pro scores 30/100 on our Home Mining Score (vs 26/100 for the StrongU STU-U8). 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 Pro and StrongU STU-U8?
The Antminer S21 Pro runs at 15.0 J/TH while the StrongU STU-U8 runs at 45.7 J/TH — a difference of 30.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.