Bitmain Antminer S21 Immersion (227Th) vs MicroBT Whatsminer M32S
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21 Immersion (227Th) | Specification | MicroBT Whatsminer M32S |
|---|---|---|
| 227.0 TH/s | Hashrate | 66.0 TH/s |
| 3,623 W | Power Consumption | 3,432 W |
| 16.0 J/TH | Efficiency | 52.0 J/TH |
| 75 dB | Noise Level | — |
| 17.2 kg | Weight | — |
| 12,362 BTU/hr | BTU Output | 11,710 BTU/hr |
| 30/100 | Home Mining Score | 22/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain Antminer S21 Immersion (227Th)
MicroBT Whatsminer M32S
Based on BTC price of $69,340 and current network difficulty as of Mar 22, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S21 Immersion (227Th) wins on 5 of 6 factors (efficiency, hashrate, home mining score, noise level, price-performance). The MicroBT Whatsminer M32S 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
Bitmain Antminer S21 Immersion (227Th)Score: 30/100. 75 dB noise level.
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 MicroBT Whatsminer M32S more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 Immersion (227Th) is more profitable at $-1.87/day compared to $-6.25/day for the MicroBT Whatsminer M32S. 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 MicroBT Whatsminer M32S?
The Bitmain Antminer S21 Immersion (227Th) is quieter at 75 dB compared to the MicroBT Whatsminer M32S 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 MicroBT Whatsminer M32S?
The Bitmain Antminer S21 Immersion (227Th) scores 30/100 on our Home Mining Score (vs 22/100 for the MicroBT Whatsminer M32S). 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 Immersion (227Th) and MicroBT Whatsminer M32S?
The Bitmain Antminer S21 Immersion (227Th) runs at 16.0 J/TH while the MicroBT Whatsminer M32S runs at 52.0 J/TH — a difference of 36.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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Compare MicroBT Whatsminer M32S with...
- MicroBT Whatsminer M32S vs MicroBT Whatsminer D1
- MicroBT Whatsminer M32S vs MicroBT Whatsminer M10
- MicroBT Whatsminer M32S vs MicroBT Whatsminer M10S
- MicroBT Whatsminer M32S vs MicroBT Whatsminer M20S
- MicroBT Whatsminer M32S vs MicroBT Whatsminer M21
- MicroBT Whatsminer M32S vs MicroBT Whatsminer M21S