Bitmain Antminer S9 Hydro (18Th)

Taux de hachage 18.0 TH/s Puissance 1,728 W Efficiency 96.0 J/TH

Bitdeer SealMiner A3 Hydro

Taux de hachage 500.0 TH/s Puissance 6,750 W Efficiency 13.5 J/TH

Bitmain Antminer S9 Hydro (18Th) vs Bitdeer SealMiner A3 Hydro

Side-by-side specs, profitability, and home mining comparison.

Specifications Comparison

Bitmain Antminer S9 Hydro (18Th)	Specification	Bitdeer SealMiner A3 Hydro
18.0 TH/s	Taux de hachage	500.0 TH/s
1,728 W	Consommation électrique	6,750 W
96.0 J/TH	Efficiency	13.5 J/TH
—	Niveau de bruit	50 dB
5,150.0 kg	Weight	20.5 kg
5,896 BTU/hr	BTU Output	23,031 BTU/hr
28/100	Home Mining Score	44/100
—	Release Year	—
SHA-256	Algorithme	SHA-256
Bitmain	Manufacturer	Bitdeer

Profitability Comparison

Electricity Rate:

$/kWh

Bitmain Antminer S9 Hydro (18Th)

Daily Revenue 0.00000846 BTC $0.57

Daily Electricity -$4.15

Daily Profit -$3.58

Monthly -$107.45

Yearly -$1,307.32

Bitdeer SealMiner A3 Hydro

Daily Revenue 0.00023493 BTC $15.71

Daily Electricity -$16.20

Daily Profit -$0.49

Monthly -$14.75

Yearly -$179.43

Based on BTC price of $66,864 and current network difficulty as of Mar 28, 2026. Actual results vary.

Verdict

Selon notre analyse multifactorielle, le Bitdeer SealMiner A3 Hydro l'emporte sur 4 des 5 facteurs (efficacité, hashrate, score de minage domestique, niveau sonore). Le Bitmain Antminer S9 Hydro (18Th) a l'avantage en consommation électrique. Consultez les spécifications détaillées et les calculs de rentabilité ci-dessus pour déterminer quel mineur convient le mieux à votre installation.

Winner: Bitdeer SealMiner A3 Hydro — l'emporte sur 4 des 5 facteurs

Best For...

Best for Profitability

Tie

Both miners produce similar daily profit.

Best for Home Mining

Bitdeer SealMiner A3 Hydro

Score: 44/100. 50 dB noise level.

Best for Efficiency

Bitdeer SealMiner A3 Hydro

13.5 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the Bitmain Antminer S9 Hydro (18Th) or Bitdeer SealMiner A3 Hydro more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A3 Hydro is more profitable at $-0.49/day compared to $-3.58/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 A3 Hydro?

The Bitdeer SealMiner A3 Hydro 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 A3 Hydro?

The Bitdeer SealMiner A3 Hydro 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 A3 Hydro?

The Bitmain Antminer S9 Hydro (18Th) runs at 96.0 J/TH while the Bitdeer SealMiner A3 Hydro runs at 13.5 J/TH — a difference of 82.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.

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