Bitdeer SealMiner A3 Pro Hydro vs Whatsminer M63S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitdeer SealMiner A3 Pro Hydro | Specification | Whatsminer M63S |
|---|---|---|
| 660.0 TH/s | Taux de hachage | 390.0 TH/s |
| 8,250 W | Consommation électrique | 7,215 W |
| 12.5 J/TH | Efficiency | 18.5 J/TH |
| 50 dB | Niveau de bruit | 50 dB |
| 20.5 kg | Weight | 28.0 kg |
| 28,149 BTU/hr | BTU Output | 24,618 BTU/hr |
| 44/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitdeer | Manufacturer | MicroBT |
Profitability Comparison
Bitdeer SealMiner A3 Pro Hydro
Whatsminer M63S
Based on BTC price of $62,980 and current network difficulty as of Jun 4, 2026. Actual results vary.
Verdict
Weighing six performance factors, the Bitdeer SealMiner A3 Pro Hydro comes out ahead — it takes 3 of 4 (efficacité, hashrate, rapport qualité-prix). The standout gap is 69% more hashrate (660 vs 390 TH/s) in the Bitdeer SealMiner A3 Pro Hydro's favour. The Whatsminer M63S holds the edge in consommation électrique. Cross-check the spec deltas and operating-cost table above against your own electricity rate before deciding.
Spec Deltas
Here is every spec where the Bitdeer SealMiner A3 Pro Hydro and Whatsminer M63S actually differ, with the gap quantified:
- Bitdeer SealMiner A3 Pro Hydro 69% more hashrate (660 vs 390 TH/s)
- Whatsminer M63S 13% better power draw (8,250 vs 7,215 W)
- Bitdeer SealMiner A3 Pro Hydro 32% better efficacité (12.5 vs 18.5 J/TH)
- Bitdeer SealMiner A3 Pro Hydro 27% better weight (20.5 vs 28.0 kg)
- Bitdeer SealMiner A3 Pro Hydro 14% more heat output (28,149 vs 24,618 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 A3 Pro Hydro | Metric | Whatsminer M63S |
|---|---|---|
| $7,995 | Upfront cost (MSRP) | $12,000 |
| -$0.99 | Daily net profit | -$6.20 |
| -$8,358 | Net after 1 year | -$14,264 |
| -$8,721 | Net after 2 years | -$16,529 |
| -$9,084 | Net after 3 years | -$18,793 |
| 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
TieBoth miners are equally suitable for home use.
Best for Efficiency
Bitdeer SealMiner A3 Pro Hydro12.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitdeer SealMiner A3 Pro Hydro or Whatsminer M63S more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A3 Pro Hydro is more profitable at $-0.99/day compared to $-6.20/day for the Whatsminer M63S. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Bitdeer SealMiner A3 Pro Hydro vs Whatsminer M63S: which runs at a lower noise level?
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 Hydro or Whatsminer M63S?
Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.
How far apart are the Bitdeer SealMiner A3 Pro Hydro and Whatsminer M63S on J/TH?
The Bitdeer SealMiner A3 Pro Hydro runs at 12.5 J/TH while the Whatsminer M63S runs at 18.5 J/TH — a difference of 6.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 32% better efficacité (12.5 vs 18.5 J/TH).
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