Bitmain Antminer S21+ Hyd vs Bitdeer SealMiner A2 Pro Hyd
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21+ Hyd | Specification | Bitdeer SealMiner A2 Pro Hyd |
|---|---|---|
| 319.0 TH/s | Taux de hachage | 500.0 TH/s |
| 4,785 W | Consommation électrique | 7,450 W |
| 15.0 J/TH | Efficiency | 14.9 J/TH |
| 50 dB | Niveau de bruit | 50 dB |
| 17.5 kg | Weight | 20.5 kg |
| 16,326 BTU/hr | BTU Output | 25,419 BTU/hr |
| 44/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Bitmain | Manufacturer | Bitdeer |
Profitability Comparison
Bitmain Antminer S21+ Hyd
Bitdeer SealMiner A2 Pro Hyd
Based on BTC price of $73,677 and current network difficulty as of Mar 17, 2026. Actual results vary.
Verdict
Selon notre analyse multifactorielle, le Bitdeer SealMiner A2 Pro Hyd l'emporte sur 2 des 4 facteurs (efficacité, hashrate). Le Bitmain Antminer S21+ Hyd a l'avantage en consommation électrique and rapport qualité-prix. Consultez les spécifications détaillées et les calculs de rentabilité ci-dessus pour déterminer quel mineur convient le mieux à votre installation.
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 Pro Hyd14.9 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S21+ Hyd or Bitdeer SealMiner A2 Pro Hyd more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21+ Hyd is more profitable at $-1.30/day compared to $-1.91/day for the Bitdeer SealMiner A2 Pro Hyd. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21+ Hyd or Bitdeer SealMiner A2 Pro Hyd?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitmain Antminer S21+ Hyd or Bitdeer SealMiner A2 Pro Hyd?
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 Bitmain Antminer S21+ Hyd and Bitdeer SealMiner A2 Pro Hyd?
The Bitmain Antminer S21+ Hyd runs at 15.0 J/TH while the Bitdeer SealMiner A2 Pro Hyd runs at 14.9 J/TH — a difference of 0.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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