Bitmain Antminer S21+ Hyd (358Th) vs Whatsminer M56S+
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S21+ Hyd (358Th) | Specification | Whatsminer M56S+ |
|---|---|---|
| 358.0 TH/s | Hashrate | 216.0 TH/s |
| 5,370 W | Power Consumption | 5,060 W |
| 15.0 J/TH | Efficiency | 23.4 J/TH |
| 50 dB | Noise Level | 50 dB |
| 12.8 kg | Weight | 13.0 kg |
| 18,322 BTU/hr | BTU Output | 17,265 BTU/hr |
| 44/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | MicroBT |
Profitability Comparison
Bitmain Antminer S21+ Hyd (358Th)
Whatsminer M56S+
Based on BTC price of $70,303 and current network difficulty as of Mar 24, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S21+ Hyd (358Th) wins on 3 of 4 factors (efficiency, hashrate, price-performance). The Whatsminer M56S+ 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+ Hyd (358Th)15.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S21+ Hyd (358Th) or Whatsminer M56S+ more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21+ Hyd (358Th) is more profitable at $-1.98/day compared to $-5.56/day for the Whatsminer M56S+. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S21+ Hyd (358Th) or Whatsminer M56S+?
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+ Hyd (358Th) or Whatsminer M56S+?
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+ Hyd (358Th) and Whatsminer M56S+?
The Bitmain Antminer S21+ Hyd (358Th) runs at 15.0 J/TH while the Whatsminer M56S+ runs at 23.4 J/TH — a difference of 8.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.