Bitmain Antminer S21 XP+ Hyd (500Th)
Aisen A1 Pro vs Bitmain Antminer S21 XP+ Hyd (500Th)
Side-by-side specs, profitability, and home mining comparison.
Specifications Comparison
| Aisen A1 Pro | Specification | Bitmain Antminer S21 XP+ Hyd (500Th) |
|---|---|---|
| 23.0 TH/s | Taux de hachage | 500.0 TH/s |
| 2,200 W | Consommation électrique | 5,500 W |
| 95.7 J/TH | Efficiency | 11.0 J/TH |
| — | Niveau de bruit | 50 dB |
| — | Weight | 13.8 kg |
| 7,506 BTU/hr | BTU Output | 18,766 BTU/hr |
| 26/100 | Home Mining Score | 44/100 |
| — | Release Year | — |
| SHA-256 | Algorithme | SHA-256 |
| Aisen | Manufacturer | Bitmain |
Profitability Comparison
Aisen A1 Pro
Bitmain Antminer S21 XP+ Hyd (500Th)
Based on BTC price of $78,162 and current network difficulty as of May 16, 2026. Actual results vary.
Verdict
Run the numbers across every spec and the Bitmain Antminer S21 XP+ Hyd (500Th) edges it: 4 of 5 factors go its way (efficacité, hashrate, score de minage domestique, niveau sonore). Its biggest concrete edge: 2074% more hashrate (23.0 vs 500.0 TH/s). That said, the Aisen A1 Pro isn't beaten everywhere — it still wins consommation électrique. Review the detailed specs and profitability calculations above to determine which miner best fits your specific setup.
Spec Deltas
Here is every spec where the Aisen A1 Pro and Bitmain Antminer S21 XP+ Hyd (500Th) actually differ, with the gap quantified:
- Bitmain Antminer S21 XP+ Hyd (500Th) 2074% more hashrate (23.0 vs 500.0 TH/s)
- Aisen A1 Pro 60% better power draw (2,200 vs 5,500 W)
- Bitmain Antminer S21 XP+ Hyd (500Th) 88% better efficacité (95.7 vs 11.0 J/TH)
- Bitmain Antminer S21 XP+ Hyd (500Th) 150% more heat output (7,506 vs 18,766 BTU/hr)
- Bitmain Antminer S21 XP+ Hyd (500Th) 69% more score de minage domestique (26.0 vs 44.0)
Cost & ROI Over Time
Hardware cost is only half the story — here is how each miner's upfront price plays out against cumulative profit at a $0.10/kWh rate.
| Aisen A1 Pro | Metric | Bitmain Antminer S21 XP+ Hyd (500Th) |
|---|---|---|
| — | Upfront cost (MSRP) | $9,125 |
| -$4.45 | Daily net profit | $4.78 |
| -$1,625 | Net after 1 year | -$7,378 |
| -$3,250 | Net after 2 years | -$5,632 |
| -$4,876 | Net after 3 years | -$3,886 |
| — | Payback period | Takes ~5.2 years to pay back at current rates |
Projections assume continuous operation, a flat $0.10/kWh rate, and no hardware degradation, pool fees, or BTC price change. Real-world ROI varies.
Best For...
Best for Profitability
Bitmain Antminer S21 XP+ Hyd (500Th)$9.24/day higher profit at current rates.
Best for Home Mining
Bitmain Antminer S21 XP+ Hyd (500Th)Score: 44/100. 50 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 Aisen A1 Pro 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 $4.78/day compared to $-4.45/day for the Aisen A1 Pro. Profitability depends heavily on your electricity rate — use the selector above to calculate with your actual costs.
Is the Aisen A1 Pro or the Bitmain Antminer S21 XP+ Hyd (500Th) better for noise-sensitive spaces?
The Bitmain Antminer S21 XP+ Hyd (500Th) is quieter at 50 dB compared to the Aisen A1 Pro at 0 dB. For home mining, lower noise levels make a significant difference in livability.
For mining at home, should I pick the Aisen A1 Pro or the Bitmain Antminer S21 XP+ Hyd (500Th)?
The Bitmain Antminer S21 XP+ Hyd (500Th) scores 44/100 on our Home Mining Score (vs 26/100 for the Aisen A1 Pro). 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 Aisen A1 Pro and Bitmain Antminer S21 XP+ Hyd (500Th)?
The Aisen A1 Pro runs at 95.7 J/TH while the Bitmain Antminer S21 XP+ Hyd (500Th) runs at 11.0 J/TH — a difference of 84.7 J/TH. Lower efficiency means less electricity per terahash of mining power, directly reducing operating costs. In relative terms that is 88% better efficacité (95.7 vs 11.0 J/TH).
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