Bitdeer SealMiner A2 Pro Air vs MicroBT Whatsminer M61
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitdeer SealMiner A2 Pro Air | Specification | MicroBT Whatsminer M61 |
|---|---|---|
| 255.0 TH/s | Taux de hachage | 200.0 TH/s |
| 3,790 W | Consommation électrique | 3,980 W |
| 14.9 J/TH | Efficiency | 19.9 J/TH |
| 75 dB | Niveau de bruit | 75 dB |
| 15.5 kg | Weight | 13.5 kg |
| 12,932 BTU/hr | BTU Output | 13,580 BTU/hr |
| 30/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitdeer | Manufacturer | MicroBT |
Profitability Comparison
Bitdeer SealMiner A2 Pro Air
MicroBT Whatsminer M61
Based on BTC price of $78,175 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitdeer SealMiner A2 Pro Air l'emporte sur 3 des 4 facteurs (efficacité, hashrate, consommation électrique). The standout gap is 25% better efficacité (14.9 vs 19.9 J/TH) in the Bitdeer SealMiner A2 Pro Air's favour. That said, the MicroBT Whatsminer M61 isn't beaten everywhere — it still wins rapport qualité-prix. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Stripped to the numbers, this is how far apart the Bitdeer SealMiner A2 Pro Air and MicroBT Whatsminer M61 sit on each measurable spec:
- Bitdeer SealMiner A2 Pro Air 28% more hashrate (255 vs 200 TH/s)
- Bitdeer SealMiner A2 Pro Air 5% better power draw (3,790 vs 3,980 W)
- Bitdeer SealMiner A2 Pro Air 25% better efficacité (14.9 vs 19.9 J/TH)
- MicroBT Whatsminer M61 13% better weight (15.5 vs 13.5 kg)
- MicroBT Whatsminer M61 5% more heat output (12,932 vs 13,580 BTU/hr)
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.
| Bitdeer SealMiner A2 Pro Air | Metric | MicroBT Whatsminer M61 |
|---|---|---|
| $4,000 | Upfront cost (MSRP) | $2,200 |
| $0.08 | Daily net profit | -$2.36 |
| -$3,972 | Net after 1 year | -$3,060 |
| -$3,943 | Net after 2 years | -$3,921 |
| -$3,915 | Net after 3 years | -$4,781 |
| Takes ~141.3 years to pay back at current rates | 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
Bitdeer SealMiner A2 Pro Air$2.43/day higher profit at current rates.
Best for Home Mining
TieBoth miners are equally suitable for home use.
Best for Efficiency
Bitdeer SealMiner A2 Pro Air14.9 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Which makes more money, the Bitdeer SealMiner A2 Pro Air or the MicroBT Whatsminer M61?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A2 Pro Air is more profitable at $0.08/day compared to $-2.36/day for the MicroBT Whatsminer M61. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitdeer SealMiner A2 Pro Air or the MicroBT Whatsminer M61 better for noise-sensitive spaces?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
For mining at home, should I pick the Bitdeer SealMiner A2 Pro Air or the MicroBT Whatsminer M61?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
What is the efficiency difference between Bitdeer SealMiner A2 Pro Air and MicroBT Whatsminer M61?
The Bitdeer SealMiner A2 Pro Air runs at 14.9 J/TH while the MicroBT Whatsminer M61 runs at 19.9 J/TH — a difference of 5.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 25% better efficacité (14.9 vs 19.9 J/TH).
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