Bitmain Antminer S11 (20.5Th) vs Canaan Avalon Nano 3S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S11 (20.5Th) | Specification | Canaan Avalon Nano 3S |
|---|---|---|
| 20.5 TH/s | Hashrate | 6.0 TH/s |
| 1,530 W | Power Consumption | 140 W |
| 74.6 J/TH | Efficiency | 23.3 J/TH |
| — | Noise Level | 30 dB |
| 6,500.0 kg | Weight | 0.9 kg |
| 5,220 BTU/hr | BTU Output | 478 BTU/hr |
| 28/100 | Home Mining Score | 65/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Canaan |
Profitability Comparison
Bitmain Antminer S11 (20.5Th)
Canaan Avalon Nano 3S
Based on BTC price of $66,504 and current network difficulty as of Mar 29, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Canaan Avalon Nano 3S wins on 4 of 5 factors (efficiency, power consumption, home mining score, noise level). The Bitmain Antminer S11 (20.5Th) holds the edge in hashrate. 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
Canaan Avalon Nano 3SScore: 65/100. 30 dB noise level.
Best for Efficiency
Canaan Avalon Nano 3S23.3 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S11 (20.5Th) or Canaan Avalon Nano 3S more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan Avalon Nano 3S is more profitable at $-0.15/day compared to $-3.03/day for the Bitmain Antminer S11 (20.5Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S11 (20.5Th) or Canaan Avalon Nano 3S?
The Canaan Avalon Nano 3S is quieter at 30 dB compared to the Bitmain Antminer S11 (20.5Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S11 (20.5Th) or Canaan Avalon Nano 3S?
The Canaan Avalon Nano 3S scores 65/100 on our Home Mining Score (vs 28/100 for the Bitmain Antminer S11 (20.5Th)). 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 S11 (20.5Th) and Canaan Avalon Nano 3S?
The Bitmain Antminer S11 (20.5Th) runs at 74.6 J/TH while the Canaan Avalon Nano 3S runs at 23.3 J/TH — a difference of 51.3 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.