Avalon A1446 vs Canaan AvalonMiner 821
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Avalon A1446 | Specification | Canaan AvalonMiner 821 |
|---|---|---|
| 135.0 TH/s | Hashrate | 11.5 TH/s |
| 3,310 W | Power Consumption | 1,200 W |
| 24.5 J/TH | Efficiency | 104.4 J/TH |
| 75 dB | Noise Level | — |
| 12.8 kg | Weight | 4,700.0 kg |
| 11,294 BTU/hr | BTU Output | 4,094 BTU/hr |
| 36/100 | Home Mining Score | 31/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Canaan | Manufacturer | Canaan |
Profitability Comparison
Avalon A1446
Canaan AvalonMiner 821
Based on BTC price of $74,124 and current network difficulty as of Mar 17, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Avalon A1446 wins on 5 of 6 factors (efficiency, hashrate, home mining score, noise level, price-performance). The Canaan AvalonMiner 821 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
Avalon A1446Score: 36/100. 75 dB noise level.
Best for Efficiency
Avalon A144624.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Avalon A1446 or Canaan AvalonMiner 821 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan AvalonMiner 821 is more profitable at $-2.51/day compared to $-3.61/day for the Avalon A1446. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Avalon A1446 or Canaan AvalonMiner 821?
The Avalon A1446 is quieter at 75 dB compared to the Canaan AvalonMiner 821 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Avalon A1446 or Canaan AvalonMiner 821?
The Avalon A1446 scores 36/100 on our Home Mining Score (vs 31/100 for the Canaan AvalonMiner 821). 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 Avalon A1446 and Canaan AvalonMiner 821?
The Avalon A1446 runs at 24.5 J/TH while the Canaan AvalonMiner 821 runs at 104.4 J/TH — a difference of 79.8 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.