Bitmain Antminer S21 Immersion (301Th)

Hashrate 301.0 TH/s Power 5,569 W Efficiency 18.5 J/TH

Bitmain Antminer S21 XP Immersion

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

Bitmain Antminer S21 Immersion (301Th) vs Bitmain Antminer S21 XP Immersion

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

Specifications Comparison

Bitmain Antminer S21 Immersion (301Th)	Specification	Bitmain Antminer S21 XP Immersion
301.0 TH/s	Hashrate	300.0 TH/s
5,569 W	Power Consumption	4,050 W
18.5 J/TH	Efficiency	13.5 J/TH
50 dB	Noise Level	50 dB
17.2 kg	Weight	14.4 kg
19,001 BTU/hr	BTU Output	13,819 BTU/hr
44/100	Home Mining Score	44/100
—	Release Year	—
SHA-256	Algorithm	SHA-256
Bitmain	Manufacturer	Bitmain

Profitability Comparison

Electricity Rate:

$/kWh

Bitmain Antminer S21 Immersion (301Th)

Daily Revenue 0.00014143 BTC $9.39

Daily Electricity -$13.37

Daily Profit -$3.97

Monthly -$119.25

Yearly -$1,450.84

Bitmain Antminer S21 XP Immersion

Daily Revenue 0.00014096 BTC $9.36

Daily Electricity -$9.72

Daily Profit -$0.36

Monthly -$10.81

Yearly -$131.58

Based on BTC price of $66,399 and current network difficulty as of Mar 29, 2026. Actual results vary.

Verdict

Based on our multi-factor analysis, the Bitmain Antminer S21 XP Immersion wins on 3 of 4 factors (efficiency, power consumption, price-performance). The Bitmain Antminer S21 Immersion (301Th) holds the edge in hashrate. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.

Winner: Bitmain Antminer S21 XP Immersion — wins on 3 of 4 factors

Best For...

Best for Profitability

Tie

Both miners produce similar daily profit.

Best for Home Mining

Tie

Both miners are equally suitable for home use.

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 Immersion (301Th) or Bitmain Antminer S21 XP Immersion more profitable?

At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 XP Immersion is more profitable at $-0.36/day compared to $-3.97/day for the Bitmain Antminer S21 Immersion (301Th). Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.

Which is quieter, the Bitmain Antminer S21 Immersion (301Th) or Bitmain Antminer S21 XP Immersion?

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 Immersion (301Th) or Bitmain Antminer S21 XP Immersion?

Both miners score similarly on our Home Mining Score. Consider your specific constraints (noise tolerance, available power, heat needs) to decide.

What is the efficiency difference between Bitmain Antminer S21 Immersion (301Th) and Bitmain Antminer S21 XP Immersion?

The Bitmain Antminer S21 Immersion (301Th) runs at 18.5 J/TH while the Bitmain Antminer S21 XP Immersion runs at 13.5 J/TH — a difference of 5.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.

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