Bitmain Antminer S9 (12.5Th) vs Canaan AvalonMiner 841
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S9 (12.5Th) | Specification | Canaan AvalonMiner 841 |
|---|---|---|
| 12.5 TH/s | Hashrate | 13.6 TH/s |
| 1,225 W | Power Consumption | 1,290 W |
| 98.0 J/TH | Efficiency | 94.9 J/TH |
| — | Noise Level | — |
| 4,200.0 kg | Weight | 4,700.0 kg |
| 4,180 BTU/hr | BTU Output | 4,402 BTU/hr |
| 31/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Bitmain Antminer S9 (12.5Th)
Canaan AvalonMiner 841
Based on BTC price of $77,293 and current network difficulty as of Apr 25, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Canaan AvalonMiner 841 wins on 2 of 3 factors (efficiency, hashrate). The Bitmain Antminer S9 (12.5Th) holds the edge in power consumption. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
TieBoth miners are equally suitable for home use.
Best for Efficiency
Canaan AvalonMiner 84194.9 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S9 (12.5Th) or Canaan AvalonMiner 841 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S9 (12.5Th) is more profitable at $-2.49/day compared to $-2.61/day for the Canaan AvalonMiner 841. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S9 (12.5Th) or Canaan AvalonMiner 841?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitmain Antminer S9 (12.5Th) or Canaan AvalonMiner 841?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
What is the efficiency difference between Bitmain Antminer S9 (12.5Th) and Canaan AvalonMiner 841?
The Bitmain Antminer S9 (12.5Th) runs at 98.0 J/TH while the Canaan AvalonMiner 841 runs at 94.9 J/TH — a difference of 3.2 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.