Avalon A1566 vs Bitdeer SealMiner A2
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Avalon A1566 | Specification | Bitdeer SealMiner A2 |
|---|---|---|
| 185.0 TH/s | Taux de hachage | 226.0 TH/s |
| 3,420 W | Consommation électrique | 3,730 W |
| 18.5 J/TH | Efficiency | 16.5 J/TH |
| 75 dB | Niveau de bruit | 75 dB |
| 14.9 kg | Weight | 15.5 kg |
| 11,669 BTU/hr | BTU Output | 12,727 BTU/hr |
| 36/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Canaan | Manufacturer | Bitdeer |
Profitability Comparison
Avalon A1566
Bitdeer SealMiner A2
Based on BTC price of $78,179 and current network difficulty as of May 17, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitdeer SealMiner A2 edges it: 3 of 5 factors go its way (efficacité, hashrate, rapport qualité-prix). The standout gap is 22% more hashrate (185 vs 226 TH/s) in the Bitdeer SealMiner A2's favour. The Avalon A1566 claws back ground on consommation électrique and score de minage domestique. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Avalon A1566 and Bitdeer SealMiner A2 diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitdeer SealMiner A2 22% more hashrate (185 vs 226 TH/s)
- Avalon A1566 8% better power draw (3,420 vs 3,730 W)
- Bitdeer SealMiner A2 11% better efficacité (18.5 vs 16.5 J/TH)
- Avalon A1566 4% better weight (14.9 vs 15.5 kg)
- Bitdeer SealMiner A2 9% more heat output (11,669 vs 12,727 BTU/hr)
- Avalon A1566 20% more score de minage domestique (36.0 vs 30.0)
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 A1566 | Metric | Bitdeer SealMiner A2 |
|---|---|---|
| $5,500 | Upfront cost (MSRP) | $2,760 |
| -$1.55 | Daily net profit | -$0.82 |
| -$6,067 | Net after 1 year | -$3,060 |
| -$6,633 | Net after 2 years | -$3,360 |
| -$7,200 | Net after 3 years | -$3,659 |
| 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
Avalon A1566Score: 36/100. 75 dB noise level.
Best for Efficiency
Bitdeer SealMiner A216.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Avalon A1566 or Bitdeer SealMiner A2 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A2 is more profitable at $-0.82/day compared to $-1.55/day for the Avalon A1566. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Avalon A1566 vs Bitdeer SealMiner A2: which runs at a lower noise level?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Avalon A1566 vs Bitdeer SealMiner A2: which fits a residential setup better?
The Avalon A1566 scores 36/100 on our Home Mining Score (vs 30/100 for the Bitdeer SealMiner A2). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.
How far apart are the Avalon A1566 and Bitdeer SealMiner A2 on J/TH?
The Avalon A1566 runs at 18.5 J/TH while the Bitdeer SealMiner A2 runs at 16.5 J/TH — a difference of 2.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 11% better efficacité (18.5 vs 16.5 J/TH).
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