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Antminer S19j

Antminer S19j

Hashrate 90.0 TH/s Power 3,100 W Efficiency 34.4 J/TH
VS

MicroBT WhatsMiner M79S

Hashrate 980.0 TH/s Power 13,230 W Efficiency 13.5 J/TH

Antminer S19j vs MicroBT WhatsMiner M79S

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

Specifications Comparison

Antminer S19j Specification MicroBT WhatsMiner M79S
90.0 TH/s Hashrate 980.0 TH/s
3,100 W Power Consumption 13,230 W
34.4 J/TH Efficiency 13.5 J/TH
75 dB Noise Level 50 dB
13.0 kg Weight 37.0 kg
10,577 BTU/hr BTU Output 45,141 BTU/hr
84/100 Home Mining Score 44/100
— Release Year —
SHA-256 Algorithm SHA-256
Bitmain Manufacturer MicroBT

Profitability Comparison

$/kWh

Antminer S19j

Daily Revenue 0.00004173 BTC $3.23
Daily Electricity -$7.44
Daily Profit -$4.21
Monthly -$126.44
Yearly -$1,538.35

MicroBT WhatsMiner M79S

Daily Revenue 0.00045435 BTC $35.12
Daily Electricity -$31.75
Daily Profit $3.37
Monthly $101.05
Yearly $1,229.50

Based on BTC price of $77,299 and current network difficulty as of Apr 25, 2026. Actual results vary.

Verdict

Based on our multi-factor analysis, the MicroBT WhatsMiner M79S wins on 3 of 5 factors (efficiency, hashrate, noise level). The Antminer S19j holds the edge in power consumption and home mining score. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.

Winner: MicroBT WhatsMiner M79S — wins on 3 of 5 factors

Best For...

Best for Profitability

MicroBT WhatsMiner M79S

$7.58/day higher profit at current rates.

Best for Home Mining

Antminer S19j

Score: 84/100. 75 dB noise level.

Best for Efficiency

MicroBT WhatsMiner M79S

13.5 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the Antminer S19j or MicroBT WhatsMiner M79S more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the MicroBT WhatsMiner M79S is more profitable at $3.37/day compared to $-4.21/day for the Antminer S19j. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.

Which is quieter, the Antminer S19j or MicroBT WhatsMiner M79S?

The MicroBT WhatsMiner M79S is quieter at 50 dB compared to the Antminer S19j at 75 dB. For home mining, lower noise levels make a significant difference in livability.

Which is better for home mining, the Antminer S19j or MicroBT WhatsMiner M79S?

The Antminer S19j scores 84/100 on our Home Mining Score (vs 44/100 for the MicroBT WhatsMiner M79S). 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 Antminer S19j and MicroBT WhatsMiner M79S?

The Antminer S19j runs at 34.4 J/TH while the MicroBT WhatsMiner M79S runs at 13.5 J/TH — a difference of 20.9 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.

Compare Antminer S19j with...

Compare MicroBT WhatsMiner M79S with...

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