Canaan AvalonMiner Made A1346 vs Whatsminer M66S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Canaan AvalonMiner Made A1346 | Specification | Whatsminer M66S |
|---|---|---|
| 110.0 TH/s | Taux de hachage | 298.0 TH/s |
| 3,300 W | Consommation électrique | 5,518 W |
| 30.0 J/TH | Efficiency | 18.5 J/TH |
| — | Niveau de bruit | 50 dB |
| 14.1 kg | Weight | 13.5 kg |
| 11,260 BTU/hr | BTU Output | 18,827 BTU/hr |
| 22/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Canaan | Manufacturer | MicroBT |
Profitability Comparison
Canaan AvalonMiner Made A1346
Whatsminer M66S
Based on BTC price of $78,230 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Whatsminer M66S, which leads on 4 of 6 weighted factors (efficacité, hashrate, score de minage domestique, niveau sonore). Its biggest concrete edge: 171% more hashrate (110 vs 298 TH/s). That said, the Canaan AvalonMiner Made A1346 isn't beaten everywhere — it still wins consommation électrique and rapport qualité-prix. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Here is every spec where the Canaan AvalonMiner Made A1346 and Whatsminer M66S actually differ, with the gap quantified:
- Whatsminer M66S 171% more hashrate (110 vs 298 TH/s)
- Canaan AvalonMiner Made A1346 40% better power draw (3,300 vs 5,518 W)
- Whatsminer M66S 38% better efficacité (30.0 vs 18.5 J/TH)
- Whatsminer M66S 4% better weight (14.1 vs 13.5 kg)
- Whatsminer M66S 67% more heat output (11,260 vs 18,827 BTU/hr)
- Whatsminer M66S 100% more score de minage domestique (22.0 vs 44.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| Canaan AvalonMiner Made A1346 | Metric | Whatsminer M66S |
|---|---|---|
| $496 | Upfront cost (MSRP) | $8,000 |
| -$3.96 | Daily net profit | -$2.52 |
| -$1,941 | Net after 1 year | -$8,918 |
| -$3,387 | Net after 2 years | -$9,836 |
| -$4,832 | Net after 3 years | -$10,754 |
| 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
Whatsminer M66SScore: 44/100. 50 dB noise level.
Best for Efficiency
Whatsminer M66S18.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Canaan AvalonMiner Made A1346 or Whatsminer M66S more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Whatsminer M66S is more profitable at $-2.52/day compared to $-3.96/day for the Canaan AvalonMiner Made A1346. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Canaan AvalonMiner Made A1346 or the Whatsminer M66S better for noise-sensitive spaces?
The Whatsminer M66S is quieter at 50 dB compared to the Canaan AvalonMiner Made A1346 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Canaan AvalonMiner Made A1346 vs Whatsminer M66S: which fits a residential setup better?
The Whatsminer M66S scores 44/100 on our Home Mining Score (vs 22/100 for the Canaan AvalonMiner Made A1346). 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 Canaan AvalonMiner Made A1346 and Whatsminer M66S?
The Canaan AvalonMiner Made A1346 runs at 30.0 J/TH while the Whatsminer M66S runs at 18.5 J/TH — a difference of 11.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 38% better efficacité (30.0 vs 18.5 J/TH).