Bitmain Antminer S21 Immersion (227Th) vs Bitmain Antminer S7-LN
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21 Immersion (227Th) | Specification | Bitmain Antminer S7-LN |
|---|---|---|
| 227.0 TH/s | Hashrate | 2.7 TH/s |
| 3,623 W | Power Consumption | 697 W |
| 16.0 J/TH | Efficiency | 258.2 J/TH |
| 75 dB | Noise Level | — |
| 17.2 kg | Weight | 7,500.0 kg |
| 12,362 BTU/hr | BTU Output | 2,378 BTU/hr |
| 30/100 | Home Mining Score | 30/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer S21 Immersion (227Th)
Bitmain Antminer S7-LN
Based on BTC price of $73,951 and current network difficulty as of Apr 19, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S21 Immersion (227Th) wins on 3 of 4 factors (efficiency, hashrate, noise level). The Bitmain Antminer S7-LN holds the edge in power consumption. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Best For...
Best for Profitability
TieBoth miners produce similar daily profit.
Best for Home Mining
TieBoth miners are equally suitable for home use.
Best for Efficiency
Bitmain Antminer S21 Immersion (227Th)16.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S21 Immersion (227Th) or Bitmain Antminer S7-LN more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 Immersion (227Th) is more profitable at $-0.91/day compared to $-1.58/day for the Bitmain Antminer S7-LN. 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 (227Th) or Bitmain Antminer S7-LN?
The Bitmain Antminer S21 Immersion (227Th) is quieter at 75 dB compared to the Bitmain Antminer S7-LN at 0 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Bitmain Antminer S21 Immersion (227Th) or Bitmain Antminer S7-LN?
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 (227Th) and Bitmain Antminer S7-LN?
The Bitmain Antminer S21 Immersion (227Th) runs at 16.0 J/TH while the Bitmain Antminer S7-LN runs at 258.2 J/TH — a difference of 242.2 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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