Antminer S19 Hydro vs Bitdeer SealMiner A3 Pro Air
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S19 Hydro | Specification | Bitdeer SealMiner A3 Pro Air |
|---|---|---|
| 158.0 TH/s | Hashrate | 290.0 TH/s |
| 5,451 W | Power Consumption | 3,625 W |
| 34.5 J/TH | Efficiency | 12.5 J/TH |
| 50 dB | Noise Level | 75 dB |
| 15.2 kg | Weight | 15.5 kg |
| 18,599 BTU/hr | BTU Output | 12,369 BTU/hr |
| 44/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitdeer |
Profitability Comparison
Antminer S19 Hydro
Bitdeer SealMiner A3 Pro Air
Based on BTC price of $78,380 and current network difficulty as of Apr 26, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitdeer SealMiner A3 Pro Air wins on 4 of 6 factors (efficiency, hashrate, power consumption, price-performance). The Antminer S19 Hydro holds the edge in home mining score and noise level. 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$9.18/day higher profit at current rates.
Best for Home Mining
Antminer S19 HydroScore: 44/100. 50 dB noise level.
Best for Efficiency
Bitdeer SealMiner A3 Pro Air12.5 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S19 Hydro or Bitdeer SealMiner A3 Pro Air more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A3 Pro Air is more profitable at $1.84/day compared to $-7.34/day for the Antminer S19 Hydro. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer S19 Hydro or Bitdeer SealMiner A3 Pro Air?
The Antminer S19 Hydro is quieter at 50 dB compared to the Bitdeer SealMiner A3 Pro Air at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer S19 Hydro or Bitdeer SealMiner A3 Pro Air?
The Antminer S19 Hydro scores 44/100 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 Antminer S19 Hydro and Bitdeer SealMiner A3 Pro Air?
The Antminer S19 Hydro runs at 34.5 J/TH while the Bitdeer SealMiner A3 Pro Air runs at 12.5 J/TH — a difference of 22.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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