Bitdeer SealMiner A2 Pro Air vs Whatsminer M63
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitdeer SealMiner A2 Pro Air | Specification | Whatsminer M63 |
|---|---|---|
| 255.0 TH/s | Hashrate | 360.0 TH/s |
| 3,790 W | Power Consumption | 7,200 W |
| 14.9 J/TH | Efficiency | 20.0 J/TH |
| 75 dB | Noise Level | 50 dB |
| 15.5 kg | Weight | 27.5 kg |
| 12,932 BTU/hr | BTU Output | 24,566 BTU/hr |
| 30/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitdeer | Manufacturer | MicroBT |
Profitability Comparison
Bitdeer SealMiner A2 Pro Air
Whatsminer M63
Based on BTC price of $78,041 and current network difficulty as of Apr 26, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitdeer SealMiner A2 Pro Air wins on 3 of 6 factors (efficiency, power consumption, price-performance). The Whatsminer M63 holds the edge in hashrate and home mining score and noise level. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Best For...
Best for Profitability
Bitdeer SealMiner A2 Pro Air$4.38/day higher profit at current rates.
Best for Home Mining
Whatsminer M63Score: 44/100. 50 dB noise level.
Best for Efficiency
Bitdeer SealMiner A2 Pro Air14.9 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitdeer SealMiner A2 Pro Air or Whatsminer M63 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A2 Pro Air is more profitable at $0.13/day compared to $-4.25/day for the Whatsminer M63. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitdeer SealMiner A2 Pro Air or Whatsminer M63?
The Whatsminer M63 is quieter at 50 dB compared to the Bitdeer SealMiner A2 Pro Air at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitdeer SealMiner A2 Pro Air or Whatsminer M63?
The Whatsminer M63 scores 44/100 on our Home Mining Score (vs 30/100 for the Bitdeer SealMiner A2 Pro Air). 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 Bitdeer SealMiner A2 Pro Air and Whatsminer M63?
The Bitdeer SealMiner A2 Pro Air runs at 14.9 J/TH while the Whatsminer M63 runs at 20.0 J/TH — a difference of 5.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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