Bitmain Antminer S3 vs Bitmain Antminer S9 (12.5Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S3 | Specification | Bitmain Antminer S9 (12.5Th) |
|---|---|---|
| 478.0 GH/s | Taux de hachage | 12.5 TH/s |
| 366 W | Consommation électrique | 1,225 W |
| 765.7 J/TH | Efficiency | 98.0 J/TH |
| — | Niveau de bruit | — |
| 5,200.0 kg | Weight | 4,200.0 kg |
| 1,249 BTU/hr | BTU Output | 4,180 BTU/hr |
| 34/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer S3
Bitmain Antminer S9 (12.5Th)
Based on BTC price of $74,239 and current network difficulty as of Mar 17, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitmain Antminer S9 (12.5Th) l'emporte sur 2 des 4 facteurs (efficacité, hashrate). Le Bitmain Antminer S3 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
Bitmain Antminer S3Score: 34/100. 0 dB noise level.
Best for Efficiency
Bitmain Antminer S9 (12.5Th)98.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S3 or Bitmain Antminer S9 (12.5Th) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S3 is more profitable at $-0.86/day compared to $-2.54/day for the Bitmain Antminer S9 (12.5Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S3 or Bitmain Antminer S9 (12.5Th)?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitmain Antminer S3 or Bitmain Antminer S9 (12.5Th)?
The Bitmain Antminer S3 scores 34/100 on our Home Mining Score (vs 31/100 for the Bitmain Antminer S9 (12.5Th)). 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 Bitmain Antminer S3 and Bitmain Antminer S9 (12.5Th)?
The Bitmain Antminer S3 runs at 765.7 J/TH while the Bitmain Antminer S9 (12.5Th) runs at 98.0 J/TH — a difference of 667.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.