Avalon A1466 vs MicroBT Whatsminer M21
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Avalon A1466 | Specification | MicroBT Whatsminer M21 |
|---|---|---|
| 150.0 TH/s | Taux de hachage | 31.0 TH/s |
| 3,230 W | Consommation électrique | 1,860 W |
| 21.5 J/TH | Efficiency | 60.0 J/TH |
| 75 dB | Niveau de bruit | — |
| 12.8 kg | Weight | 7.2 kg |
| 11,021 BTU/hr | BTU Output | 6,346 BTU/hr |
| 36/100 | Home Mining Score | 28/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Canaan | Manufacturer | MicroBT |
Profitability Comparison
Avalon A1466
MicroBT Whatsminer M21
Based on BTC price of $62,980 and current network difficulty as of Jun 4, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Avalon A1466, which leads on 4 of 5 weighted factors (efficacité, hashrate, score de minage domestique, niveau sonore). Its biggest concrete edge: 384% more hashrate (150.0 vs 31.0 TH/s). That said, the MicroBT Whatsminer M21 isn't beaten everywhere — it still wins consommation électrique. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Avalon A1466 and MicroBT Whatsminer M21 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Avalon A1466 384% more hashrate (150.0 vs 31.0 TH/s)
- MicroBT Whatsminer M21 42% better power draw (3,230 vs 1,860 W)
- Avalon A1466 64% better efficacité (21.5 vs 60.0 J/TH)
- MicroBT Whatsminer M21 44% better weight (12.8 vs 7.2 kg)
- Avalon A1466 74% more heat output (11,021 vs 6,346 BTU/hr)
- Avalon A1466 29% more score de minage domestique (36.0 vs 28.0)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| Avalon A1466 | Metric | MicroBT Whatsminer M21 |
|---|---|---|
| $4,200 | Upfront cost (MSRP) | — |
| -$3.48 | Daily net profit | -$3.58 |
| -$5,470 | Net after 1 year | -$1,307 |
| -$6,739 | Net after 2 years | -$2,614 |
| -$8,009 | Net after 3 years | -$3,921 |
| Does not pay back at current rates (negative daily profit) | Payback period | — |
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
Avalon A1466Score: 36/100. 75 dB noise level.
Best for Efficiency
Avalon A146621.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Avalon A1466 vs MicroBT Whatsminer M21: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Avalon A1466 is more profitable at $-3.48/day compared to $-3.58/day for the MicroBT Whatsminer M21. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Avalon A1466 or MicroBT Whatsminer M21?
The Avalon A1466 is quieter at 75 dB compared to the MicroBT Whatsminer M21 at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Avalon A1466 vs MicroBT Whatsminer M21: which fits a residential setup better?
The Avalon A1466 scores 36/100 on our Home Mining Score (vs 28/100 for the MicroBT Whatsminer M21). 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 A1466 and MicroBT Whatsminer M21?
The Avalon A1466 runs at 21.5 J/TH while the MicroBT Whatsminer M21 runs at 60.0 J/TH — a difference of 38.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 64% better efficacité (21.5 vs 60.0 J/TH).