Bitdeer SealMiner A2 Pro Air vs Bitdeer SealMiner A3 Pro Hydro
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitdeer SealMiner A2 Pro Air | Specification | Bitdeer SealMiner A3 Pro Hydro |
|---|---|---|
| 255.0 TH/s | Hashrate | 660.0 TH/s |
| 3,790 W | Power Consumption | 8,250 W |
| 14.9 J/TH | Efficiency | 12.5 J/TH |
| 75 dB | Noise Level | 50 dB |
| 15.5 kg | Weight | 20.5 kg |
| 12,932 BTU/hr | BTU Output | 28,149 BTU/hr |
| 30/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitdeer | Manufacturer | Bitdeer |
Profitability Comparison
Bitdeer SealMiner A2 Pro Air
Bitdeer SealMiner A3 Pro Hydro
Based on BTC price of $74,343 and current network difficulty as of Mar 16, 2026. Actual results vary.
Verdict
Based on specs, the Bitdeer SealMiner A3 Pro Hydro offers 16% better efficiency at 12.5 J/TH compared to the Bitdeer SealMiner A2 Pro Air at 14.9 J/TH. This directly impacts daily operating costs and long-term profitability.
Best For...
Best for Profitability
Bitdeer SealMiner A3 Pro Hydro$2.35/day higher profit at current rates.
Best for Home Mining
Bitdeer SealMiner A3 Pro HydroScore: 44/100. 50 dB noise level.
Best for Efficiency
Bitdeer SealMiner A3 Pro Hydro12.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitdeer SealMiner A2 Pro Air or Bitdeer SealMiner A3 Pro Hydro more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A3 Pro Hydro is more profitable at $1.47/day compared to $-0.88/day for the Bitdeer SealMiner A2 Pro Air. 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 Bitdeer SealMiner A3 Pro Hydro?
The Bitdeer SealMiner A3 Pro Hydro 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 Bitdeer SealMiner A3 Pro Hydro?
The Bitdeer SealMiner A3 Pro Hydro 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 Bitdeer SealMiner A3 Pro Hydro?
The Bitdeer SealMiner A2 Pro Air runs at 14.9 J/TH while the Bitdeer SealMiner A3 Pro Hydro runs at 12.5 J/TH — a difference of 2.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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