Avalon A1446 vs Canaan Avalon A1566I
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Avalon A1446 | Specification | Canaan Avalon A1566I |
|---|---|---|
| 135.0 TH/s | Hashrate | 249.0 TH/s |
| 3,310 W | Power Consumption | 4,500 W |
| 24.5 J/TH | Efficiency | 18.1 J/TH |
| 75 dB | Noise Level | 50 dB |
| 12.8 kg | Weight | 11.3 kg |
| 11,294 BTU/hr | BTU Output | 15,354 BTU/hr |
| 36/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Canaan | Manufacturer | Canaan |
Profitability Comparison
Avalon A1446
Canaan Avalon A1566I
Based on BTC price of $78,221 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Canaan Avalon A1566I edges it: 5 of 6 factors go its way (efficiency, hashrate, home mining score, noise level, price-performance). Its biggest concrete edge: 84% more hashrate (135 vs 249 TH/s). That said, the Avalon A1446 isn't beaten everywhere — it still wins power consumption. Cross-check the spec deltas and ROI table above against your own electricity rate before deciding.
Spec Deltas
Stripped to the numbers, this is how far apart the Avalon A1446 and Canaan Avalon A1566I sit on each measurable spec:
- Canaan Avalon A1566I 84% more hashrate (135 vs 249 TH/s)
- Avalon A1446 26% better power draw (3,310 vs 4,500 W)
- Canaan Avalon A1566I 26% better efficiency (24.5 vs 18.1 J/TH)
- Canaan Avalon A1566I 33% better noise (75.0 vs 50.0 dB)
- Canaan Avalon A1566I 12% better weight (12.8 vs 11.3 kg)
- Canaan Avalon A1566I 36% more heat output (11,294 vs 15,354 BTU/hr)
- Canaan Avalon A1566I 22% more home mining score (36.0 vs 44.0)
Cost & ROI Over Time
Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.
| Avalon A1446 | Metric | Canaan Avalon A1566I |
|---|---|---|
| $3,200 | Upfront cost (MSRP) | $2,710 |
| -$3.08 | Daily net profit | -$1.84 |
| -$4,326 | Net after 1 year | -$3,381 |
| -$5,452 | Net after 2 years | -$4,051 |
| -$6,578 | Net after 3 years | -$4,722 |
| Does not pay back at current rates (negative daily profit) | Payback period | Does not pay back at current rates (negative daily profit) |
Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
Canaan Avalon A1566IScore: 44/100. 50 dB noise level.
Best for Efficiency
Canaan Avalon A1566I18.1 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Avalon A1446 or Canaan Avalon A1566I more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Canaan Avalon A1566I is more profitable at $-1.84/day compared to $-3.08/day for the Avalon A1446. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Avalon A1446 or the Canaan Avalon A1566I better for noise-sensitive spaces?
The Canaan Avalon A1566I is quieter at 50 dB compared to the Avalon A1446 at 75 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Avalon A1446 or the Canaan Avalon A1566I?
The Canaan Avalon A1566I scores 44/100 on our Home Mining Score (vs 36/100 for the Avalon A1446). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
Avalon A1446 vs Canaan Avalon A1566I: how much does the efficiency gap matter?
The Avalon A1446 runs at 24.5 J/TH while the Canaan Avalon A1566I runs at 18.1 J/TH — a difference of 6.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 26% better efficiency (24.5 vs 18.1 J/TH).