Bitmain Antminer S9 Hydro (18Th) vs Bitdeer SealMiner A2 Pro Hyd
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S9 Hydro (18Th) | Specification | Bitdeer SealMiner A2 Pro Hyd |
|---|---|---|
| 18.0 TH/s | Hashrate | 500.0 TH/s |
| 1,728 W | Power Consumption | 7,450 W |
| 96.0 J/TH | Efficiency | 14.9 J/TH |
| — | Noise Level | 50 dB |
| 5,150.0 kg | Weight | 20.5 kg |
| 5,896 BTU/hr | BTU Output | 25,419 BTU/hr |
| 28/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitdeer |
Profitability Comparison
Bitmain Antminer S9 Hydro (18Th)
Bitdeer SealMiner A2 Pro Hyd
Based on BTC price of $77,551 and current network difficulty as of Apr 25, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitdeer SealMiner A2 Pro Hyd wins on 4 of 5 factors (efficiency, hashrate, home mining score, noise level). The Bitmain Antminer S9 Hydro (18Th) holds the edge in power consumption. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Best For...
Best for Profitability
Bitdeer SealMiner A2 Pro Hyd$3.60/day higher profit at current rates.
Best for Home Mining
Bitdeer SealMiner A2 Pro HydScore: 44/100. 50 dB noise level.
Best for Efficiency
Bitdeer SealMiner A2 Pro Hyd14.9 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S9 Hydro (18Th) or Bitdeer SealMiner A2 Pro Hyd more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A2 Pro Hyd is more profitable at $0.10/day compared to $-3.50/day for the Bitmain Antminer S9 Hydro (18Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S9 Hydro (18Th) or Bitdeer SealMiner A2 Pro Hyd?
The Bitdeer SealMiner A2 Pro Hyd is quieter at 50 dB compared to the Bitmain Antminer S9 Hydro (18Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S9 Hydro (18Th) or Bitdeer SealMiner A2 Pro Hyd?
The Bitdeer SealMiner A2 Pro Hyd scores 44/100 on our Home Mining Score (vs 28/100 for the Bitmain Antminer S9 Hydro (18Th)). 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 Bitmain Antminer S9 Hydro (18Th) and Bitdeer SealMiner A2 Pro Hyd?
The Bitmain Antminer S9 Hydro (18Th) runs at 96.0 J/TH while the Bitdeer SealMiner A2 Pro Hyd runs at 14.9 J/TH — a difference of 81.1 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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