Bitmain Antminer S9 (11.5Th)

Hashrate 11.5 TH/s Power 1,127 W Efficiency 98.0 J/TH

MicroBT WhatsMiner M79S

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

Bitmain Antminer S9 (11.5Th) vs MicroBT WhatsMiner M79S

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

Specifications Comparison

Bitmain Antminer S9 (11.5Th)	Specification	MicroBT WhatsMiner M79S
11.5 TH/s	Hashrate	980.0 TH/s
1,127 W	Power Consumption	13,230 W
98.0 J/TH	Efficiency	13.5 J/TH
—	Noise Level	50 dB
4,200.0 kg	Weight	37.0 kg
3,845 BTU/hr	BTU Output	45,141 BTU/hr
31/100	Home Mining Score	44/100
—	Release Year	—
SHA-256	Algorithm	SHA-256
Bitmain	Manufacturer	MicroBT

Profitability Comparison

Electricity Rate:

$/kWh

Bitmain Antminer S9 (11.5Th)

Daily Revenue 0.00000529 BTC $0.42

Daily Electricity -$2.70

Daily Profit -$2.29

Monthly -$68.59

Yearly -$834.56

MicroBT WhatsMiner M79S

Daily Revenue 0.00045098 BTC $35.65

Daily Electricity -$31.75

Daily Profit $3.90

Monthly $116.95

Yearly $1,422.91

Based on BTC price of $79,051 and current network difficulty as of May 15, 2026. Actual results vary.

Verdict

Based on our multi-factor analysis, the MicroBT WhatsMiner M79S wins on 4 of 5 factors (efficiency, hashrate, home mining score, noise level). Its biggest concrete edge: 8422% more hashrate (11.5 vs 980.0 TH/s). The Bitmain Antminer S9 (11.5Th) claws back ground on power consumption. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.

Winner: MicroBT WhatsMiner M79S — wins on 4 of 5 factors

Spec Deltas

Here is every spec where the Bitmain Antminer S9 (11.5Th) and MicroBT WhatsMiner M79S actually differ, with the gap quantified:

MicroBT WhatsMiner M79S 8422% more hashrate (11.5 vs 980.0 TH/s)
Bitmain Antminer S9 (11.5Th) 91% better power draw (1,127 vs 13,230 W)
MicroBT WhatsMiner M79S 86% better efficiency (98.0 vs 13.5 J/TH)
MicroBT WhatsMiner M79S 99% better weight (4,200.0 vs 37.0 kg)
MicroBT WhatsMiner M79S 1074% more heat output (3,845 vs 45,141 BTU/hr)
MicroBT WhatsMiner M79S 42% more home mining score (31.0 vs 44.0)

Cost & ROI Over Time

A miner pays for itself in profit, not specs. These projections track upfront cost against one, two and three years of net earnings at $0.10/kWh.

Bitmain Antminer S9 (11.5Th)	Metric	MicroBT WhatsMiner M79S
$65	Upfront cost (MSRP)	—
-$2.29	Daily net profit	$3.90
-$900	Net after 1 year	+$1,423
-$1,734	Net after 2 years	+$2,846
-$2,569	Net after 3 years	+$4,269
Does not pay back at current rates (negative daily profit)	Payback period	—

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

MicroBT WhatsMiner M79S

$6.18/day higher profit at current rates.

Best for Home Mining

MicroBT WhatsMiner M79S

Score: 44/100. 50 dB noise level.

Best for Efficiency

MicroBT WhatsMiner M79S

13.5 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Bitmain Antminer S9 (11.5Th) vs MicroBT WhatsMiner M79S: which one earns more per day?

At the current BTC price and a $0.10/kWh electricity rate, the MicroBT WhatsMiner M79S is more profitable at $3.90/day compared to $-2.29/day for the Bitmain Antminer S9 (11.5Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.

Bitmain Antminer S9 (11.5Th) vs MicroBT WhatsMiner M79S: which runs at a lower noise level?

The MicroBT WhatsMiner M79S is quieter at 50 dB compared to the Bitmain Antminer S9 (11.5Th) at 0 dB. For home mining, lower noise levels make a significant difference in livability.

Bitmain Antminer S9 (11.5Th) vs MicroBT WhatsMiner M79S: which fits a residential setup better?

The MicroBT WhatsMiner M79S scores 44/100 on our Home Mining Score (vs 31/100 for the Bitmain Antminer S9 (11.5Th)). 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 (11.5Th) and MicroBT WhatsMiner M79S?

The Bitmain Antminer S9 (11.5Th) runs at 98.0 J/TH while the MicroBT WhatsMiner M79S runs at 13.5 J/TH — a difference of 84.5 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 86% better efficiency (98.0 vs 13.5 J/TH).

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