Canaan AvalonMiner A1466 two-bin OEM reference vs Canaan AvalonMiner A1566 207T air-cooled OEM reference
Side-by-side specs, profitability, and home mining comparison.
Quick verdict
For most buyers the Canaan AvalonMiner A1566 207T air-cooled OEM reference is the stronger pick — Current-generation chip technology delivers substantially better efficiency. The Canaan AvalonMiner A1466 two-bin OEM reference runs —; the Canaan AvalonMiner A1566 207T air-cooled OEM reference runs —.
Specs verified against the D-Central Mining Bible \xc2\xb7 October 2026
Specifications Comparison
| Canaan AvalonMiner A1466 two-bin OEM reference | Specification | Canaan AvalonMiner A1566 207T air-cooled OEM reference |
|---|---|---|
| — | Hashrate | — |
| — | Power Consumption | — |
| — | Efficiency | — |
| — | Noise Level | — |
| 13.0 kg | Weight | 14.9 kg |
| — | BTU Output | — |
| — | Home Mining Score | — |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Canaan | Manufacturer | Canaan |
Profitability Comparison
Canaan AvalonMiner A1466 two-bin OEM reference
Canaan AvalonMiner A1566 207T air-cooled OEM reference
Based on BTC price of $121,594 and current network difficulty as of Oct 4, 2026. Actual results vary.
Verdict
Two generations of Canaan's Avalon miners. The A1466 was the previous-gen entry, while the A1566 is the current flagship.
The A1566 represents a significant improvement over the A1466 in both hashrate and efficiency. As with any miner upgrade, the A1566 is the clear choice for new purchases.
Spec Deltas
Stripped to the numbers, this is how far apart the Canaan AvalonMiner A1466 two-bin OEM reference and Canaan AvalonMiner A1566 207T air-cooled OEM reference sit on each measurable spec:
- Canaan AvalonMiner A1466 two-bin OEM reference 13% better weight (13.0 vs 14.9 kg)
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
TieBoth miners have comparable efficiency.
Frequently Asked Questions
Should I upgrade from an Avalon A1466 to an A1566?
If profitable mining is your goal, yes. The A1566's efficiency advantage translates to meaningfully lower operating costs. However, also consider switching to the Antminer S21 ecosystem for better long-term support.
How does the Avalon A1566 compare to the Antminer S21?
The S21 generally offers better efficiency and has a much larger ecosystem for parts, repairs, and resale. The A1566 can be competitive if purchased at a meaningful discount.
Compare Canaan AvalonMiner A1466 two-bin OEM reference with...
Compare Canaan AvalonMiner A1566 207T air-cooled OEM reference with...
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- Canaan AvalonMiner A1566 207T air-cooled OEM reference vs Canaan AvalonMiner A1346 exact-bin OEM reference