Bitdeer SealMiner A3 Pro Air vs MicroBT WhatsMiner M70
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitdeer SealMiner A3 Pro Air | Specification | MicroBT WhatsMiner M70 |
|---|---|---|
| 290.0 TH/s | Hashrate | 236.0 TH/s |
| 3,625 W | Power Consumption | 3,422 W |
| 12.5 J/TH | Efficiency | 14.5 J/TH |
| 75 dB | Noise Level | 75 dB |
| 15.5 kg | Weight | 13.5 kg |
| 12,369 BTU/hr | BTU Output | 11,676 BTU/hr |
| 30/100 | Home Mining Score | 36/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitdeer | Manufacturer | MicroBT |
Profitability Comparison
Bitdeer SealMiner A3 Pro Air
MicroBT WhatsMiner M70
Based on BTC price of $66,240 and current network difficulty as of Mar 29, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitdeer SealMiner A3 Pro Air wins on 2 of 4 factors (efficiency, hashrate). The MicroBT WhatsMiner M70 holds the edge in power consumption and home mining score. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Best For...
Best for Profitability
Bitdeer SealMiner A3 Pro Air$1.19/day higher profit at current rates.
Best for Home Mining
MicroBT WhatsMiner M70Score: 36/100. 75 dB noise level.
Best for Efficiency
Bitdeer SealMiner A3 Pro Air12.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitdeer SealMiner A3 Pro Air or MicroBT WhatsMiner M70 more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A3 Pro Air is more profitable at $0.33/day compared to $-0.87/day for the MicroBT WhatsMiner M70. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitdeer SealMiner A3 Pro Air or MicroBT WhatsMiner M70?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitdeer SealMiner A3 Pro Air or MicroBT WhatsMiner M70?
The MicroBT WhatsMiner M70 scores 36/100 on our Home Mining Score (vs 30/100 for the Bitdeer SealMiner A3 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 A3 Pro Air and MicroBT WhatsMiner M70?
The Bitdeer SealMiner A3 Pro Air runs at 12.5 J/TH while the MicroBT WhatsMiner M70 runs at 14.5 J/TH — a difference of 2.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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