Antminer S19j vs Bitmain Antminer S21 XP+ Hyd (500Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Antminer S19j | Specification | Bitmain Antminer S21 XP+ Hyd (500Th) |
|---|---|---|
| 90.0 TH/s | Hashrate | 500.0 TH/s |
| 3,100 W | Power Consumption | 5,500 W |
| 34.4 J/TH | Efficiency | 11.0 J/TH |
| 75 dB | Noise Level | 50 dB |
| 13.0 kg | Weight | 13.8 kg |
| 10,577 BTU/hr | BTU Output | 18,766 BTU/hr |
| 84/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithm | SHA-256 |
| Bitmain | Manufacturer | Bitmain |
Profitability Comparison
Antminer S19j
Bitmain Antminer S21 XP+ Hyd (500Th)
Based on BTC price of $71,322 and current network difficulty as of Mar 25, 2026. Actual results vary.
Verdict
Based on our multi-factor analysis, the Bitmain Antminer S21 XP+ Hyd (500Th) wins on 4 of 6 factors (efficiency, hashrate, noise level, price-performance). The Antminer S19j holds the edge in power consumption and home mining score. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Best For...
Best for Profitability
Bitmain Antminer S21 XP+ Hyd (500Th)$6.91/day higher profit at current rates.
Best for Home Mining
Antminer S19jScore: 84/100. 75 dB noise level.
Best for Efficiency
Bitmain Antminer S21 XP+ Hyd (500Th)11.0 J/TH — lower electricity cost per terahash.
Frequently Asked Questions
Is the Antminer S19j or Bitmain Antminer S21 XP+ Hyd (500Th) more profitable?
At the current BTC price and a $0.10/kWh electricity rate, the Bitmain Antminer S21 XP+ Hyd (500Th) is more profitable at $2.26/day compared to $-4.66/day for the Antminer S19j. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Which is quieter, the Antminer S19j or Bitmain Antminer S21 XP+ Hyd (500Th)?
The Bitmain Antminer S21 XP+ Hyd (500Th) is quieter at 50 dB compared to the Antminer S19j at 75 dB. For home mining, lower noise levels make a significant difference in livability.
Which is better for home mining, the Antminer S19j or Bitmain Antminer S21 XP+ Hyd (500Th)?
The Antminer S19j scores 84/100 on our Home Mining Score (vs 44/100 for the Bitmain Antminer S21 XP+ Hyd (500Th)). 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 Antminer S19j and Bitmain Antminer S21 XP+ Hyd (500Th)?
The Antminer S19j runs at 34.4 J/TH while the Bitmain Antminer S21 XP+ Hyd (500Th) runs at 11.0 J/TH — a difference of 23.4 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs.
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