Bitmain Antminer S21 XP Immersion

Taux de hachage 300.0 TH/s Puissance 4,050 W Efficiency 13.5 J/TH

Bitcoin Space Heater S9 Edition

Taux de hachage 12.0 TH/s Puissance 1,100 W Efficiency 91.7 J/TH

Bitmain Antminer S21 XP Immersion vs Bitcoin Space Heater S9 Edition

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

Specifications Comparison

Bitmain Antminer S21 XP Immersion	Specification	Bitcoin Space Heater S9 Edition
300.0 TH/s	Taux de hachage	12.0 TH/s
4,050 W	Consommation électrique	1,100 W
13.5 J/TH	Efficiency	91.7 J/TH
50 dB	Niveau de bruit	50 dB
14.4 kg	Weight	8.0 kg
13,819 BTU/hr	BTU Output	3,753 BTU/hr
44/100	Home Mining Score	59/100
—	Release Year	—
SHA-256	Algorithme	SHA-256
Bitmain	Manufacturer	D-Central

Profitability Comparison

Electricity Rate:

$/kWh

Bitmain Antminer S21 XP Immersion

Daily Revenue 0.00013909 BTC $10.77

Daily Electricity -$9.72

Daily Profit $1.05

Monthly $31.51

Yearly $383.38

Bitcoin Space Heater S9 Edition

Daily Revenue 0.00000556 BTC $0.43

Daily Electricity -$2.64

Daily Profit -$2.21

Monthly -$66.28

Yearly -$806.35

Based on BTC price of $77,437 and current network difficulty as of Apr 24, 2026. Actual results vary.

Verdict

Selon notre analyse multifactorielle, le Bitmain Antminer S21 XP Immersion l'emporte sur 3 des 5 facteurs (efficacité, hashrate, rapport qualité-prix). Le Bitcoin Space Heater S9 Edition a l'avantage en consommation électrique and score de minage domestique. Consultez les spécifications détaillées et les calculs de rentabilité ci-dessus pour déterminer quel mineur convient le mieux à votre installation.

Winner: Bitmain Antminer S21 XP Immersion — l'emporte sur 3 des 5 facteurs

Best For...

Best for Profitability

Bitmain Antminer S21 XP Immersion

$3.26/day higher profit at current rates.

Best for Home Mining

Bitcoin Space Heater S9 Edition

Score: 59/100. 50 dB noise level.

Best for Efficiency

Bitmain Antminer S21 XP Immersion

13.5 J/TH — lower electricity cost per terahash.

Frequently Asked Questions

Is the Bitmain Antminer S21 XP Immersion or Bitcoin Space Heater S9 Edition more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 XP Immersion is more profitable at $1.05/day compared to $-2.21/day for the Bitcoin Space Heater S9 Edition. 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 Bitcoin Space Heater S9 Edition?

Both miners have similar noise levels. Check the specs table above for exact decibel readings.

Which is better for home mining, the Bitmain Antminer S21 XP Immersion or Bitcoin Space Heater S9 Edition?

The Bitcoin Space Heater S9 Edition scores 59/100 on our Home Mining Score (vs 44/100 for the Bitmain Antminer S21 XP Immersion). 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 Bitcoin Space Heater S9 Edition?

The Bitmain Antminer S21 XP Immersion runs at 13.5 J/TH while the Bitcoin Space Heater S9 Edition runs at 91.7 J/TH — a difference of 78.2 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.

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