Bitmain Antminer S19 Pro+ Hyd (198Th)

Taux de hachage 198.0 TH/s Puissance 5,445 W Efficiency 27.5 J/TH

Bitdeer SealMiner A3 Air

Taux de hachage 260.0 TH/s Puissance 3,640 W Efficiency 14.0 J/TH

Bitmain Antminer S19 Pro+ Hyd (198Th) vs Bitdeer SealMiner A3 Air

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

Specifications Comparison

Bitmain Antminer S19 Pro+ Hyd (198Th)	Specification	Bitdeer SealMiner A3 Air
198.0 TH/s	Taux de hachage	260.0 TH/s
5,445 W	Consommation électrique	3,640 W
27.5 J/TH	Efficiency	14.0 J/TH
—	Niveau de bruit	75 dB
17,500.0 kg	Weight	15.5 kg
18,578 BTU/hr	BTU Output	12,420 BTU/hr
16/100	Home Mining Score	30/100
—	Release Year	—
SHA-256	Algorithme	SHA-256
Bitmain	Manufacturer	Bitdeer

Profitability Comparison

Electricity Rate:

$/kWh

Bitmain Antminer S19 Pro+ Hyd (198Th)

Daily Revenue 0.00009112 BTC $7.12

Daily Electricity -$13.07

Daily Profit -$5.94

Monthly -$178.33

Yearly -$2,169.65

Bitdeer SealMiner A3 Air

Daily Revenue 0.00011965 BTC $9.35

Daily Electricity -$8.74

Daily Profit $0.62

Monthly $18.55

Yearly $225.72

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

Verdict

Run the numbers across every spec and the Bitdeer SealMiner A3 Air edges it: 5 of 6 factors go its way (efficacité, hashrate, consommation électrique, score de minage domestique, niveau sonore). Where it pulls away hardest is 49% better efficacité (27.5 vs 14.0 J/TH). The Bitmain Antminer S19 Pro+ Hyd (198Th) holds the edge in rapport qualité-prix. The right pick still depends on your power cost and noise tolerance — the breakdowns above make that call concrete.

Winner: Bitdeer SealMiner A3 Air — l'emporte sur 5 des 6 facteurs

Spec Deltas

Stripped to the numbers, this is how far apart the Bitmain Antminer S19 Pro+ Hyd (198Th) and Bitdeer SealMiner A3 Air sit on each measurable spec:

Bitdeer SealMiner A3 Air 31% more hashrate (198 vs 260 TH/s)
Bitdeer SealMiner A3 Air 33% better power draw (5,445 vs 3,640 W)
Bitdeer SealMiner A3 Air 49% better efficacité (27.5 vs 14.0 J/TH)
Bitdeer SealMiner A3 Air 100% better weight (17,500.0 vs 15.5 kg)
Bitmain Antminer S19 Pro+ Hyd (198Th) 50% more heat output (18,578 vs 12,420 BTU/hr)
Bitdeer SealMiner A3 Air 88% more score de minage domestique (16.0 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 S19 Pro+ Hyd (198Th)	Metric	Bitdeer SealMiner A3 Air
$1,141	Upfront cost (MSRP)	$3,900
-$5.94	Daily net profit	$0.62
-$3,310	Net after 1 year	-$3,674
-$5,480	Net after 2 years	-$3,449
-$7,650	Net after 3 years	-$3,223
Does not pay back at current rates (negative daily profit)	Payback period	Takes ~17.3 years to pay back at current rates

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

Bitdeer SealMiner A3 Air

$6.56/day higher profit at current rates.

Best for Home Mining

Bitdeer SealMiner A3 Air

Score: 30/100. 75 dB noise level.

Best for Efficiency

Bitdeer SealMiner A3 Air

14.0 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the Bitmain Antminer S19 Pro+ Hyd (198Th) or Bitdeer SealMiner A3 Air more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the Bitdeer SealMiner A3 Air is more profitable at $0.62/day compared to $-5.94/day for the Bitmain Antminer S19 Pro+ Hyd (198Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.

Is the Bitmain Antminer S19 Pro+ Hyd (198Th) or the Bitdeer SealMiner A3 Air better for noise-sensitive spaces?

The Bitdeer SealMiner A3 Air is quieter at 75 dB compared to the Bitmain Antminer S19 Pro+ Hyd (198Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.

For mining at home, should I pick the Bitmain Antminer S19 Pro+ Hyd (198Th) or the Bitdeer SealMiner A3 Air?

The Bitdeer SealMiner A3 Air scores 30/100 on our Home Mining Score (vs 16/100 for the Bitmain Antminer S19 Pro+ Hyd (198Th)). This composite score factors in noise, power requirements, heat output, size, and setup ease — all critical for residential mining.

Bitmain Antminer S19 Pro+ Hyd (198Th) vs Bitdeer SealMiner A3 Air: how much does the efficiency gap matter?

The Bitmain Antminer S19 Pro+ Hyd (198Th) runs at 27.5 J/TH while the Bitdeer SealMiner A3 Air runs at 14.0 J/TH — a difference of 13.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 49% better efficacité (27.5 vs 14.0 J/TH).

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