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Bitmain Antminer S21 XP Immersion

Bitmain Antminer S21 XP Immersion

Hashrate 300.0 TH/s Power 4,050 W Efficiency 13.5 J/TH
VS

MicroBT WhatsMiner M76S+

Hashrate 416.0 TH/s Power 5,200 W Efficiency 12.5 J/TH

Bitmain Antminer S21 XP Immersion vs MicroBT WhatsMiner M76S+

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

Specifications Comparison

Bitmain Antminer S21 XP Immersion Specification MicroBT WhatsMiner M76S+
300.0 TH/s Hashrate 416.0 TH/s
4,050 W Power Consumption 5,200 W
13.5 J/TH Efficiency 12.5 J/TH
50 dB Noise Level 75 dB
14.4 kg Weight 18.0 kg
13,819 BTU/hr BTU Output 17,742 BTU/hr
44/100 Home Mining Score 30/100
— Release Year —
SHA-256 Algorithm SHA-256
Bitmain Manufacturer MicroBT

Profitability Comparison

$/kWh

Bitmain Antminer S21 XP Immersion

Daily Revenue 0.00013909 BTC $10.74
Daily Electricity -$9.72
Daily Profit $1.02
Monthly $30.65
Yearly $372.93

MicroBT WhatsMiner M76S+

Daily Revenue 0.00019287 BTC $14.90
Daily Electricity -$12.48
Daily Profit $2.42
Monthly $72.46
Yearly $881.54

Based on BTC price of $77,231 and current network difficulty as of Apr 28, 2026. Actual results vary.

Verdict

Based on our multi-factor analysis, the MicroBT WhatsMiner M76S+ wins on 2 of 5 factors (efficiency, hashrate). The Bitmain Antminer S21 XP Immersion holds the edge in power consumption and home mining score and noise level. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.

Winner: MicroBT WhatsMiner M76S+ — wins on 3 of 5 factors

Best For...

Best for Profitability

MicroBT WhatsMiner M76S+

$1.39/day higher profit at current rates.

Best for Home Mining

Bitmain Antminer S21 XP Immersion

Score: 44/100. 50 dB noise level.

Best for Efficiency

MicroBT WhatsMiner M76S+

12.5 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the Bitmain Antminer S21 XP Immersion or MicroBT WhatsMiner M76S+ more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the MicroBT WhatsMiner M76S+ is more profitable at $2.42/day compared to $1.02/day for the Bitmain Antminer S21 XP Immersion. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.

Which is quieter, the Bitmain Antminer S21 XP Immersion or MicroBT WhatsMiner M76S+?

The Bitmain Antminer S21 XP Immersion is quieter at 50 dB compared to the MicroBT WhatsMiner M76S+ at 75 dB. For home mining, lower noise levels make a significant difference in livability.

Which is better for home mining, the Bitmain Antminer S21 XP Immersion or MicroBT WhatsMiner M76S+?

The Bitmain Antminer S21 XP Immersion scores 44/100 on our Home Mining Score (vs 30/100 for the MicroBT WhatsMiner M76S+). 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 S21 XP Immersion and MicroBT WhatsMiner M76S+?

The Bitmain Antminer S21 XP Immersion runs at 13.5 J/TH while the MicroBT WhatsMiner M76S+ runs at 12.5 J/TH — a difference of 1.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.

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