Bitmain Antminer S23 Immersion (442Th)

Taux de hachage 442.0 TH/s Puissance 5,304 W Efficiency 12.0 J/TH

Bitdeer SealMiner A3 Pro Air

Taux de hachage 290.0 TH/s Puissance 3,625 W Efficiency 12.5 J/TH

Bitmain Antminer S23 Immersion (442Th) vs Bitdeer SealMiner A3 Pro Air

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

Specifications Comparison

Bitmain Antminer S23 Immersion (442Th)	Specification	Bitdeer SealMiner A3 Pro Air
442.0 TH/s	Taux de hachage	290.0 TH/s
5,304 W	Consommation électrique	3,625 W
12.0 J/TH	Efficiency	12.5 J/TH
50 dB	Niveau de bruit	75 dB
17.2 kg	Weight	15.5 kg
18,097 BTU/hr	BTU Output	12,369 BTU/hr
44/100	Home Mining Score	30/100
—	Release Year	—
SHA-256	Algorithme	SHA-256
Bitmain	Manufacturer	Bitdeer

Profitability Comparison

Electricity Rate:

$/kWh

Bitmain Antminer S23 Immersion (442Th)

Daily Revenue 0.00020340 BTC $15.90

Daily Electricity -$12.73

Daily Profit $3.17

Monthly $95.19

Yearly $1,158.11

Bitdeer SealMiner A3 Pro Air

Daily Revenue 0.00013345 BTC $10.43

Daily Electricity -$8.70

Daily Profit $1.73

Monthly $52.01

Yearly $632.82

Based on BTC price of $78,183 and current network difficulty as of May 16, 2026. Actual results vary.

Verdict

Our scoring model gives the nod to the Bitmain Antminer S23 Immersion (442Th), which leads on 4 of 6 weighted factors (efficacité, hashrate, score de minage domestique, niveau sonore). Its biggest concrete edge: 52% more hashrate (442 vs 290 TH/s). The Bitdeer SealMiner A3 Pro Air claws back ground on consommation électrique and rapport qualité-prix. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.

Winner: Bitmain Antminer S23 Immersion (442Th) — l'emporte sur 4 des 6 facteurs

Spec Deltas

The Bitmain Antminer S23 Immersion (442Th) and Bitdeer SealMiner A3 Pro Air diverge on the metrics below — each gap expressed as a real percentage, not a vague "better":

Bitmain Antminer S23 Immersion (442Th) 52% more hashrate (442 vs 290 TH/s)
Bitdeer SealMiner A3 Pro Air 32% better power draw (5,304 vs 3,625 W)
Bitmain Antminer S23 Immersion (442Th) 4% better efficacité (12.0 vs 12.5 J/TH)
Bitmain Antminer S23 Immersion (442Th) 33% better noise (50.0 vs 75.0 dB)
Bitdeer SealMiner A3 Pro Air 10% better weight (17.2 vs 15.5 kg)
Bitmain Antminer S23 Immersion (442Th) 46% more heat output (18,097 vs 12,369 BTU/hr)
Bitmain Antminer S23 Immersion (442Th) 47% more score de minage domestique (44.0 vs 30.0)

Cost & ROI Over Time

Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.

Bitmain Antminer S23 Immersion (442Th)	Metric	Bitdeer SealMiner A3 Pro Air
$8,800	Upfront cost (MSRP)	$4,895
$3.17	Daily net profit	$1.73
-$7,642	Net after 1 year	-$4,262
-$6,484	Net after 2 years	-$3,629
-$5,326	Net after 3 years	-$2,997
Takes ~7.6 years to pay back at current rates	Payback period	Takes ~7.7 years to pay back at current rates

At the default rate, the Bitmain Antminer S23 Immersion (442Th) reaches break-even first — but plug in your own electricity cost above, since payback shifts sharply with it.

Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.

Best For...

Best for Profitability

Bitmain Antminer S23 Immersion (442Th)

$1.44/day higher profit at current rates.

Best for Home Mining

Bitmain Antminer S23 Immersion (442Th)

Score: 44/100. 50 dB noise level.

Best for Efficiency

Bitmain Antminer S23 Immersion (442Th)

12.0 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Which makes more money, the Bitmain Antminer S23 Immersion (442Th) or the Bitdeer SealMiner A3 Pro Air?

At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S23 Immersion (442Th) is more profitable at $3.17/day compared to $1.73/day for the Bitdeer SealMiner A3 Pro Air. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.

Is the Bitmain Antminer S23 Immersion (442Th) or the Bitdeer SealMiner A3 Pro Air better for noise-sensitive spaces?

The Bitmain Antminer S23 Immersion (442Th) 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 Bitmain Antminer S23 Immersion (442Th) or Bitdeer SealMiner A3 Pro Air?

The Bitmain Antminer S23 Immersion (442Th) 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 Bitmain Antminer S23 Immersion (442Th) and Bitdeer SealMiner A3 Pro Air?

The Bitmain Antminer S23 Immersion (442Th) runs at 12.0 J/TH while the Bitdeer SealMiner A3 Pro Air runs at 12.5 J/TH — a difference of 0.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 4% better efficacité (12.0 vs 12.5 J/TH).

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