Bitmain Antminer S19e XP Hydro 251T vs Bitmain Antminer S21+ Hyd
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Bitmain Antminer S19e XP Hydro 251T | Specification | Bitmain Antminer S21+ Hyd |
|---|---|---|
| 251.0 TH/s | Hashrate | 319.0 TH/s |
| 5,522 W | Power Consumption | 4,785 W |
| 22.0 J/TH | Efficiency | 15.0 J/TH |
| 50 dB | Noise Level | 50 dB |
| 12.8 kg | Weight | 17.5 kg |
| 18,841 BTU/hr | BTU Output | 16,326 BTU/hr |
| 44/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Bitmain Antminer S19e XP Hydro 251T
Bitmain Antminer S21+ Hyd
Based on BTC price of $71,227 and current network difficulty as of Mar 26, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S21+ Hyd wins on 3 of 4 factors (efficiency, hashrate, power consumption). The Bitmain Antminer S19e XP Hydro 251T holds the edge in price-performance. 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+ Hyd15.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Bitmain Antminer S19e XP Hydro 251T or Bitmain Antminer S21+ Hyd more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21+ Hyd is more profitable at $-1.64/day compared to $-5.50/day for the Bitmain Antminer S19e XP Hydro 251T. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Bitmain Antminer S19e XP Hydro 251T or Bitmain Antminer S21+ Hyd?
Both miners have similar noise levels. Check the specs table above for exact decibel readings.
Which is better for home mining, the Bitmain Antminer S19e XP Hydro 251T or Bitmain Antminer S21+ Hyd?
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 S19e XP Hydro 251T and Bitmain Antminer S21+ Hyd?
The Bitmain Antminer S19e XP Hydro 251T runs at 22.0 J/TH while the Bitmain Antminer S21+ Hyd runs at 15.0 J/TH — a difference of 7.0 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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