Bitdeer SealMiner A2 Hyd vs Whatsminer M63S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitdeer SealMiner A2 Hyd | Specification | Whatsminer M63S |
|---|---|---|
| 446.0 TH/s | Taux de hachage | 390.0 TH/s |
| 7,360 W | Consommation électrique | 7,215 W |
| 16.5 J/TH | Efficiency | 18.5 J/TH |
| 50 dB | Niveau de bruit | 50 dB |
| 20.5 kg | Weight | 28.0 kg |
| 25,112 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 A2 Hyd
Whatsminer M63S
Based on BTC price of $78,237 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Our scoring model gives the nod to the Bitdeer SealMiner A2 Hyd, which leads on 3 of 4 weighted factors (efficacité, hashrate, rapport qualité-prix). Its biggest concrete edge: 14% more hashrate (446 vs 390 TH/s). The Whatsminer M63S holds the edge in consommation électrique. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
The Bitdeer SealMiner A2 Hyd and Whatsminer M63S diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":
- Bitdeer SealMiner A2 Hyd 14% more hashrate (446 vs 390 TH/s)
- Whatsminer M63S 2% better power draw (7,360 vs 7,215 W)
- Bitdeer SealMiner A2 Hyd 11% better efficacité (16.5 vs 18.5 J/TH)
- Bitdeer SealMiner A2 Hyd 27% better weight (20.5 vs 28.0 kg)
- Bitdeer SealMiner A2 Hyd 2% more heat output (25,112 vs 24,618 BTU/hr)
Cost & ROI Over Time
A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.
| Bitdeer SealMiner A2 Hyd | Metric | Whatsminer M63S |
|---|---|---|
| $6,150 | Upfront cost (MSRP) | $12,000 |
| -$1.61 | Daily net profit | -$3.27 |
| -$6,736 | Net after 1 year | -$13,195 |
| -$7,323 | Net after 2 years | -$14,391 |
| -$7,909 | Net after 3 years | -$15,586 |
| 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 A2 Hyd16.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Bitdeer SealMiner A2 Hyd vs Whatsminer M63S: which one earns more per day?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A2 Hyd is more profitable at $-1.61/day compared to $-3.27/day for the Whatsminer M63S. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Bitdeer SealMiner A2 Hyd or the Whatsminer M63S 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 Hyd or the Whatsminer M63S?
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 Hyd and Whatsminer M63S?
The Bitdeer SealMiner A2 Hyd runs at 16.5 J/TH while the Whatsminer M63S runs at 18.5 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 (16.5 vs 18.5 J/TH).
Compare Bitdeer SealMiner A2 Hyd with...
- Bitdeer SealMiner A2 Hyd vs Bitdeer SealMiner A2
- Bitdeer SealMiner A2 Hyd vs Bitdeer SealMiner A2 Pro Air
- Bitdeer SealMiner A2 Hyd vs Bitdeer SealMiner A2 Pro Hyd
- Bitdeer SealMiner A2 Hyd vs Bitdeer SealMiner A3 Air
- Bitdeer SealMiner A2 Hyd vs Bitdeer SealMiner A3 Hydro
- Bitdeer SealMiner A2 Hyd vs Bitdeer SealMiner A3 Pro Air