Bitmain Antminer S19 Pro+ Hyd (198Th)

Hashrate 198.0 TH/s Power 5,445 W Efficiency 27.5 J/TH

Avalon A1566

Hashrate 185.0 TH/s Power 3,420 W Efficiency 18.5 J/TH

Bitmain Antminer S19 Pro+ Hyd (198Th) vs Avalon A1566

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

Specifications Comparison

Bitmain Antminer S19 Pro+ Hyd (198Th)	Specification	Avalon A1566
198.0 TH/s	Hashrate	185.0 TH/s
5,445 W	Power Consumption	3,420 W
27.5 J/TH	Efficiency	18.5 J/TH
—	Noise Level	75 dB
17,500.0 kg	Weight	14.9 kg
18,578 BTU/hr	BTU Output	11,669 BTU/hr
16/100	Home Mining Score	36/100
—	Release Year	—
SHA-256	Algorithm	SHA-256
Bitmain	Manufacturer	Canaan

Profitability Comparison

Electricity Rate:

$/kWh

Bitmain Antminer S19 Pro+ Hyd (198Th)

Daily Revenue 0.00009112 BTC $7.01

Daily Electricity -$13.07

Daily Profit -$6.06

Monthly -$181.65

Yearly -$2,210.09

Avalon A1566

Daily Revenue 0.00008513 BTC $6.55

Daily Electricity -$8.21

Daily Profit -$1.66

Monthly -$49.67

Yearly -$604.26

Based on BTC price of $76,967 and current network difficulty as of May 18, 2026. Actual results vary.

Verdict

Run the numbers across every spec and the Avalon A1566 edges it: 4 of 6 factors go its way (efficiency, power consumption, home mining score, noise level). The standout gap is 37% better power draw (5,445 vs 3,420 W) in the Avalon A1566's favour. That said, the Bitmain Antminer S19 Pro+ Hyd (198Th) isn't beaten everywhere — it still wins hashrate and price-performance. Cross-check the spec deltas and operating-cost table above against your own electricity rate before deciding.

Winner: Avalon A1566 — wins on 4 of 6 factors

Spec Deltas

Stripped to the numbers, this is how far apart the Bitmain Antminer S19 Pro+ Hyd (198Th) and Avalon A1566 sit on each measurable spec:

Bitmain Antminer S19 Pro+ Hyd (198Th) 7% more hashrate (198 vs 185 TH/s)
Avalon A1566 37% better power draw (5,445 vs 3,420 W)
Avalon A1566 33% better efficiency (27.5 vs 18.5 J/TH)
Avalon A1566 100% better weight (17,500.0 vs 14.9 kg)
Bitmain Antminer S19 Pro+ Hyd (198Th) 59% more heat output (18,578 vs 11,669 BTU/hr)
Avalon A1566 125% more home mining score (16.0 vs 36.0)

Cost & ROI Over Time

Sticker price versus what the miner actually earns back: the table below projects cumulative net profit at a $0.10/kWh electricity rate.

Bitmain Antminer S19 Pro+ Hyd (198Th)	Metric	Avalon A1566
$1,141	Upfront cost (MSRP)	$5,500
-$6.06	Daily net profit	-$1.66
-$3,351	Net after 1 year	-$6,104
-$5,561	Net after 2 years	-$6,709
-$7,771	Net after 3 years	-$7,313
Does not pay back at current rates (negative daily profit)	Payback period	Does not pay back at current rates (negative daily profit)

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

Tie

Both miners produce similar daily profit.

Best for Home Mining

Avalon A1566

Score: 36/100. 75 dB noise level.

Best for Efficiency

Avalon A1566

18.5 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the Bitmain Antminer S19 Pro+ Hyd (198Th) or Avalon A1566 more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the Avalon A1566 is more profitable at $-1.66/day compared to $-6.06/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.

Which is quieter, the Bitmain Antminer S19 Pro+ Hyd (198Th) or Avalon A1566?

The Avalon A1566 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.

Which is better for home mining, the Bitmain Antminer S19 Pro+ Hyd (198Th) or Avalon A1566?

The Avalon A1566 scores 36/100 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.

How far apart are the Bitmain Antminer S19 Pro+ Hyd (198Th) and Avalon A1566 on J/TH?

The Bitmain Antminer S19 Pro+ Hyd (198Th) runs at 27.5 J/TH while the Avalon A1566 runs at 18.5 J/TH — a difference of 9.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 33% better efficiency (27.5 vs 18.5 J/TH).

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